行きましょう!
 Lehra  Neurons (Celestron Prepared Slide)  Skeletal Muscle (Celestron Prepared Slide)  Onion Root Tip Showing Mitosis (Celestron Prepared Slide)  12 weeks  Bathroom Selfie (Sheppard West)  Bathroom Selfie (York University)  Toronto, April 23, 2018 @ 10:31am  York University, October 10, 2018 @ 7:11am  nexus? June 19, 2017 @ 5:47pm  Niagara Falls April 30, 2018 @ 1:47pm  UofT Convocation Hall (Fall Campus Day 2018)  Karen's Eye, Jan. 8, 2006 @ 1:27pm  I used to draw, in 2011 01 face  Drawring, 2010 TMNT  Drawring, 2012 Chameleon  I used to draw, in 2011 02 peace  Drawring, 2012 Pandaren Child  Drawring, 2012 Alien 01  Drawring, 2012 01  I used to draw, in 2011 03 hand  Drawring, 2012 Pandaren Male  Drawring, 2012 Alien 02  Drawring, 2012 02  I used to draw, in 2011 04 character design  Drawring, 2012 Pandaren Male  Drawring, 2012 Jinyu  Toxic!!  Allan Gardens  TSA Green Design Poster  α6c-back  α6c  Being  Being in Blender  Ghost...  Othello Book  Othello Book Layout  Futurist 1909 Manifesto + Hacker's Manifesto 1986  Futurist+Hacker's Manifestos  Fingerprint July 21, 2018 @ 8:12pm  Galveston, TX, Jan. 22, 2009 @ 3:36pm  Austin, TX, Sept. 19, 2009 @ 4:03pm  MET Cloisters, NYC,  April 28, 2018 @ 5:05pm  TPL, July 26, 2010 @ 9:36pm  UofT, July 28, 2010 @ 3:14pm  Inuksuk, Coronation Park, Aug. 3, 2010 @ 8:28pm  Robarts, Aug. 4, 2010 @ 8:02pm  Hayden Planetarium April 26, 2018 @ 2:59pm   53, July 24, 2017 @ 2:45pm  Rosedale, Aug 07, 2010 @ 7:02pm  My Toms (Nexus S), August 22, 2012 @ 6:09pm  Chip, June 1, 2010 @ 9:53am  Unknown Organism, April 7, 2010 @ 12:52pm  Pocky Plastic, April 3, 2010 @ 1:16am  Banana Bread, April 5, 2010 @ 7:28pm  The Park, April 4, 2010 @ 6:18pm  CN Tower, Aug 03, 2010 @ 8:01pm  Martin Goodman Trail, Lakeshore, July 21, 2010 @ 6:47pm  Miitomo Screenshot, Nov. 15, 2016 @ 1:54am  Silver Snail (Free Comic Book Day 2011), May 7, 2011 @ 5:35pm  Mighty Ducks, March 7, 2014 @ 6:22pm  The Park, July 2, 2018 @ 9:16pm  Braces, Nexus S  We Are The Freaks  Toronto  Hi.
  lehra @ osc, 08/03/2018 @ 3:53pm
  12 weeks @ osc, 08/03/2018 @ 3:38pm
  toronto, 04/23/2018 @ 10:31am
  is this the nexus? 06/19/2017 @ 5:47pm
  niagara falls, 04/30/2018 @ 1:47pm
  karen's eye (目) 01/08/2006 @ 1:27pm
  a face, 2011
  peace, 2011
  a hand, 2011
  character design, 2011
  toxic frog snowboard
  allan gardens
  tsa green design poster
  the mars volta a6c album cover (back)
  the mars volta a6c album cover (front)
  past/present/future
  ghost
  othello: book cover design
  futurist & hacker's manifesto
  fingerprint 07/21/2018 @ 8:12pm
  galveston, tx, 01/22/2009 @ 3:36pm
  austin, tx, 09/19/2009 @ 4:03pm
  met cloisters, nyc, 04/28/2018 @ 5:05pm
  tpl, 07/26/2010 @ 9:36pm
  uoft, 07/28/2010 @ 3:14pm
  inuksuk, coronation park, 08/03/2010 @ 8:28pm 
  robarts, 08/04/2010 @ 8:02pm
  hayden planetarium, 04/26/2018 @ 2:59pm
  53, 07/24/2017 @ 2:45pm
  rosedale, 08/07/2010 @ 7:02pm
  my toms (nexus s), 08/22/2012 @ 6:09pm
  chip, 06/01/2010 @ 9:53am
  unknown organism, 04/07/2010 @ 12:52pm
  pocky pura (plastic), 04/03/2010 @ 1:16am
  banana bread, 04/05/2010 @ 7:28pm
  the park, 04/04/2010 @ 6:18pm
  cn tower, 08/03/2010 @ 8:01pm
  martin goodman trail, lakeshore, 07/21/2010 @ 6:47pm
  i took this miitomo screenshot on: 11/15/2016 @ 1:54am
  silver snail (fcbd 2011), 05/07/2011 @ 5:35pm 
  mighty ducks, 03/07/2014 @ 6:22pm 
  the park, 07/02/2018 @ 9:16pm
Planarian Nervous System

                .---------- Eyespot
               /       
      \/   \/ /        
       \   / /     ____ 
       /\_/\/         |
      /  | *\         |
  >--/  /-\  \--<     |
    /  /---\  \       |---- Cephalization (Cerebral Ganglia)     
>--|  |-----|  |--<   |
    \  \---/  /       |
     \ /   \ /     ___|
   >--||---||--<
      ||   ||
   >--||---||--<
      ||   ||
   >--()---()--<
      ||   ||
   >--||---||--<
      ||   ||
   >--()---()--<
      ||   ||
   >--||---||--<
      ||   ||
   >--()---()--<
      ||   ||
   >--||---||--<
      ||   ||
   >--()---()--<
       \\ // 
     >-||-||-<
       || ||
     >-||-||-<
       || ||
     >-||-||-<
       || ||
     >-||-||-<
       || ||
       || ||
        | |
        | |
        | |       

notes
/bio
/chem
/lab
メセッジ

はじめまして、私はポニート(ポ)です。よろしくおねがいします!
元気?
俺はカナダに住んでいます。日本語を勉強しています。も俺は内向的です!はい!
そして日本語が好きです、とても楽しいですね、とても良いですね!新しい言葉を学ぶことを楽しみにです!
も新しい友人のためにを望みます!みなさん、ツイッターでフォローしてください(@poneet)!

音楽を聞いてください

Tool, Gorillaz, Half Moon Run, RHCP, The Mars Volta, Dalljub Step Club。

アニメが好き

Ghost In The Shell, Evangelion, Deathnote。

いつもあなたを愛している!
またね!




Tweets by @poneet
  Send me an email via php!



           
 
    
             _.-----._
         _.-'         '-._
        /                 \
       /                   \
      |       -----._      /
      |              \____/
       \_____________/
        \     / \     .-- sympathetic 
         '---'  /    /    ganglia chain
             |  )   /                   
             | / __/_                    
             ||  |  |                    
          ___||                       
         |   || ? ()---------< lacrimal,sal 
Cervical |   ||           '--< ciliary body
         |   || ? ()------.
         |___||           |
         |   ||           |--< sa node
         |   ||           |--< airways
         |   ||           |
         | T1-4---()------'
         |   ||       T9-----<*adrenal 
         |   ||      /         medulla
         |   ||_ _  / _ _ _ _ _ _ _ _ _ _ _ _     
Thoracic |   ||    /       
         | T5-9---()-----()--< stom,panc,liv
         |   ||       
         |T10-12--()-----()--< renal,intest
         |   ||          
         |___||           
         | L1+2---()-----()--< urine,excr
Lumbar   |   ||   .      .    .
         |   ||  /|\    /|\  /|\         
         |___||   |______|    |          
Sacral   |   ||      |        |          
         |___||     ACh(*)    NE            
Coccygeal|___\/  

             _.-----._                   
         _.-'         '-._
        /                 \   ACh
       /                   \  |
      |       -----._      /  |
      |              \____/  \|/
       \_____________/        '
        \     / \--------()--< ciliary body
         '---'  /        ()--< lacrimal
             |  )-.      ()--< salivary sublingual 
             | /  |      ()--< salivary
             ||   | cranial nerve X
          ___||   | (vagus nerve) 
         |   ||   |----------< sinoatrial node
Cervical |   ||   |----------< bronchiole constrict
         |   ||   |----------< gall bladder: constrict
         |___||   |----------< stomach, pancreas
         |   ||   '----------< (peristalsis, etc)
         |   ||
         |   ||
         |   ||
         |   ||
         |   ||
         |   ||
Thoracic |   ||
         |   ||
         |   ||
         |   ||
         |   ||
         |___||
         |   ||
Lumbar   |   ||
         |   ||
         |___||
Sacral   | S2-4--------------< urine, excretion
         |___||
Coccygeal|___\/ 

phenylalanine

       O
      ||
N--C--C--O
   |
   |
   |
   C
   |
   C---C
 //     \\
 C       C
  \     /
   C===C
tryptophan

       O
      ||
N--C--C--O
   |
   |
   |
   C
   |
   C===C
   |    \
   |     N
   |    /
   C===C
  /     \
 C       C
 \\     //
   C---C
あ
な
た
の
光
ト
ロ
ン
ト
か
ら
    
         \\ || || ||
  |     | \\|| || ||
  |     |  | | || ||
  |     |  | | || ||         
  |     | _| |_||_||_
  |     |/           \
  |     /             |
  |    |      ___     |
--|    |     |----------------
  |    |     |                
--|    |     |    .-----------         
  |____\_____|    |'-.________            
 /           |____|   '-.-----            
|           /     '-._   \____   
|        __/          '-._\---  
|    _.-'\                 \
|   /\   /\                /\
|  / /\                   |  \
| /                       /   \
:/                       /\    |
 \                      |      |  
  \                    /|      |
  |\                           |
  | \                          /
  |  \                        /
  |   '----------.___________/
  |     |       |     |    
  |     |       |     |

-->ANH (atrial natriURETIC hormone)->inhibition of aldosterone
atrial stretch activates ANH/ANP release (high atrial bp)
diuretic
    
                                                               \  superior rectus (also: lateral, inferior, medial)                                                           
_                                                               \
_'-._                        ____________________________________\____________ 
 '-._'-._                   / _______________________________________________ \
     '-._'-._              / / _____________________________________________ \ \
         '-._'-._         / / /                 __________.---------'       \ \*--- Sclera
_            '-._'-._    / / /  _____________.-'                             \ \ \
_'-._            '-._'-./  \/  /                               Choroid Body ---*\ \
 '-._'-._            '-.___/  /    \/                                          \ \ \
     '-._'-._                /     /\                                          /  \ \
         '-._'-._           /    \/                                           /    \ \ 
_            '-._'-._      /     /                                           /      \ \   .--- Schlemm Canal (Scleral Venous Sinus)
_'-._            '-._'-.__/__/__/                          Ciliary Body ------*  /\ \\_\ /
 '-._'-._            '-._  /_______/___                                    /     | \ \\ o -._
     '-._'-._           /\/\    \                                         /______/ |  \'-._  '-._
         '-._'-._      /  \ \__                                           | | | |  |  |    '-._  \
             '.  '.   /   /\ \                                            | | | |  |  |        \  \
              / __/  /   /  \ \_______/                                   | | | |  |  |         \  \
             / / /  /   /\   \    /   \                                   |/''\ |  |  |         |  |
            / / /  /   /  \   \                                           /    \|  |  |         |  |
           / / /  /   /\             ___                                 /      \  |__|         |  |
           \ \ \  \                    |                                /        \  \_|         |  |
            \ \ \  \                   |                               /          \ |_|         |  |
             \ \ \ /                   |                              |            ||_|         |  |
              \ \ \\ fovea centralis   |-- macula                     |            ||_|         |  |--- cornea                   
               \ \ \\__                |                              |            ||_|         |  |
                \ \ \  \               |                               \          / |_|         |  |
                 \ \ \  \            __|                                \        /  /_|         |  |
                  \ \ \  \                                               \      /  |  |         |  |
                   \ \ \  \                                               \    /|  |  |         |  |
                    \ \ \  \   vitreous humor                             |\__/ |  |  |    *    |  |
                     \ \ \                                                | | | |  | *|    |    /  /*------- conjunctiva (epithelium)
                                                                         |_______|   |     |
                                                                             |       |     '-- aqueous humor
                                                                             |       |            
                                                                             |       '-- iris
                                                                             |           
                                                                             '-- suspensory ligament    
    
          _____  L  H                   N  N _____
          \      \\ \\                 // //     /
Variable --\      \\ \\               // //     /
Region      \____  \\ \\             // //     /
             \      \\ \\           // //     /
              \      \\ \\         // //     /---- Fab regions 
               \      \\ \\       // //     /      (Fragment antigen-binding, 
                \      \\-\\     //-//     /        contains variable epitope 
                 \         \\   //        /         specificity)
                  \         \\ //  ______/
                   |        ||-||        |
                   |        ||-||        |
                   |        ||-||        |
Constant Region ---|        ||-||        |
(Constant Light    |        || ||        |---- Fc region 
+ Constant Heavy)  |        || ||        |     (Fragment crystallizable— 
                   |        || ||        |      crystallizes at low temperatures)
                   |        || ||        |
                   |        || ||        |
                   |______  || ||  ______|
                            H   C
    
    
    
                             ___ 
                            / _ \----- Superior SSC
                           / / \ \
                   _.-````` /  / /
                  / _.-```\ \ | |      /
Posterior SSC ---/ /       \ \| |     / /------------------------- Vestibular Nerve
                / / ________\ | |    / /           _.-`    /                       
Horizontal SSC ----/   .____ \| |   / /        _.-`       /------- Cochlear Nerve  
               | | `-._____ \_| |  / /        /          /
                \ \___    \      \/ /    _.-```````-._  |
                 `-._ `-._/        /    /             \  \
__________________   `-._          \___/   .-`````-.   \ |
Ear Canal / / / / \   (j)\            /   /  _.-._  \   \|
                   \  / \ \   _       \   \  \   /  /   /         
    Tympanic -------\/  (j)--|_        \   \____/  /   /
    Membrane    ,,.--\      \   __      \        .`   /
_\_\_\_\_\_\_\_/__*___\      \_(__)      `-.__.-`   .`
                  |            `-.               .-`
                  |               `-._________.-`
                  Cerumen    
                  
                  
              
    


                                                                       /\\
                                                                       \ \\
                                                                       /  \\
                                             __                       /___/ \
                                         _.-`  \     ______________________  \
                  Sphenoid Sinus -------/     _.` _.`                      \  \   
                                       (   .-' _.o     ST \                 \  \
                                        \_/_.-`  _________/           \      \  \
                 Swollen Adenoid        _.`  \                         \      \  \
             (Pharyngeal Tonsil) ------- (  ) ) \      MT              /       \  \
                                      |``-._.-`  \____________________/         \  \    $   studied                
Auditory (Eustachian) Passageway --------- o                              \      \  \    $  &              $
                                      |          \     IT                 /     __\  \    $ known         $
                                      |           \______________________/     /      )   $ carcinogens  $ 
                                      |                                        \_____/    $             $ 
                                      |         ____________________________/|           $          $.-  \
                                      |        / ________________________  | |           $      $.-`      \
                                      |       / /                        \_| |           $  $.-`           effects of economics & business on society
                                      |      / /                         | |  \          $ $               indications of poor stress management
                                      |     /|/          $  $  $  $ $ $   \|___)_________$$                psychosis: cancer is hard to get
         Swollen Palatine Tonsil ----------/ \                           /|    )---------$
                                      |    \_/  __.-```````````````-._  |_|   /
                                      |        (                      )/  /  /
                                      |       ( (  __________________//  /  /                      
                                      |      ( (  /                         
                                      |    /\ (  ------- Lingual Tonsil
                                      |    \ \ \/
                                      | e   \ \/
                                      | | |  \---------- Epiglottis
                                      | | | l |
                                      | v | | |
                                      |  /  | |
                                      | /   v |
                                      |/      |
                                      |    $  |
                                      |       |
                                      |  $    |
                                     /\       /\                        
                                    |  \   $ /  |			        	
                                    |   \___/   |------- Thyroid Gland  
                                    |   _____   |					
                                    |  /     \  |   				
                                     \/       \/                    
                                      |       |                     
                                      |       |                                     

      
                                 olfactory bulb+nerves  
                                      (ethmoidal)   
                                           |\       ostium
                                        /| | \     /
                                     S / | | / /  /        Naso-lacrimal duct
                             ____     T\ | | \/  /        /
                            /    \   /\/ |s| / /o        / l
                           / M    \M \   |e| \/ /       /  a
                    __    |  S  /\o\T \  |p|   /  /||\ /   t
                   /  \    \___/  \ \_/  |t|  /  // \ o    e      
               /\_c @ |          I \     |a|  \_//   \ |   r
  Tympanic ---)   \___/         o\T \    |l|     `._.'/    a 
  Membrane     `----.`-.       /  \_/    | |  polyp  /     l
                     `-.`-.____\________/   \_______/
                        ``------o     (palatal)     o---- Auditory (Eustachian) Passageway
                                /\ /\   /\ /\   /\ /\  
                               |  |  \./  |  \./  |  | 
                               |  |   |   |   |   |  |
                                \/ \_/|___|___|\_/ \/
                                           CI  LI  K9 1st PM 2nd PM 1st M 2nd M (3rd M)   

    
    
                      __________________________
                   _.'                          '._
               _.-'                                '-._
           _.-'                     (Parietal)         '-._
       _.-'                                                '-._
      /                T E L E N C E P H A L O N               '.
     /                                                           \
    / (Frontal)                                                   \
   /                   _.---.____                                  \
  /                _.-'          '-.___                             \
 |                /                    '-.                           \
 |               /        _____________   \         (Occipital)       \
 |              /        /Diencephalon \   \                           \
 |              \______/\\           (P)\__/                           /
  \                     // .-------.  \\   \                          /
   \                   //_//'''\  ME\  \ME  \__________              /
    \_________________/__ /     \    \  \\  __________ \            /
                 /      //   ___ \   /  || /          \ \__________/
                /      (_)  /   ''  |   \\/  \/_  \/_  \______     
                \(Temporal)| Pons   |    \\ \/_  \/_   / \_   \   
                 \_________|        | 4V  \\/____/_______/____ \ 
                            \       |     /'-------------\_ \_ /
                             \__    |    // \_   \_  \   /\ / /
                                \   |   //\ /\_  /\_  \______/
                                /   |  //  \ /\   /\  / 
                               | M  | ||    \________/
                               | O  | ||
                               |    | ||
                                \   | ||
                                 \  | ||
                                  | | ||                
                
                
	___________________
	| Oligodendrocyte | Oligo(small/few) dendro(tree) glia(glue)
	'-----------------'
	form myelin

       \/       \/
        \   \/  /
         \ _/__/ /_
      >---/    \/                              ,,     /
       >-( (o)  )==-==-==-==-==-==-==-==-==-==-\\-==-<---      Multipolar Neuron
         /\____/\                               \\    \
        /   /   /\                             / \\  ____
       /\  /\                                 /   \\/    \
       \/       \/     attaches to myelin sheath  |  (o)  |    Oligodendroglia (question: role in Multiple Sclerosis myelin degradation?)
        \   \/  /                                 //\____/
         \ _/__/ /_                              //
      >---/    \/                               //    /
       >-( (o)  )==-==-==-==-==-==-==-==-==-==-//-==-<---      Multipolar Neruon
         /\____/\                              ``     \
        /   /   /\
       /\  /\
    
空は黒いですから、
私たちは勉強する。
あなたの光はどこ?


        山
人    人田 川
  火  田田 川 
人 肉  人田 川
  豆腐    川
人    人  川
木    木  川 (目・見)緑
  森森    川    
木    木  川 (耳・聞・音)新・新聞
       


一口(豆腐)寸(寺・侍待時)人寸(付)肉(豆腐)
そうですか。。。
                 
    
    
                                                                                                                                                                                                      __________________
|  _.'''._    _.'''._    _.'''._    _.'''._    _.'''._    _.'''._     |             |     _.'''._    _.'''._    _.'''._    _.'''._    _.'''._    _.'''._    _.'''._    _.'''._    _.'''._    _.'''._|                  |
|_'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__  |             |  __'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  |                  |
| '-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-'  \ |             | /  '-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-|                  |
|  _.'''._(o) _.'''._ (o)_.'''._(o) _.'''._ (o)_.'''._(o) _.'''._(o) ||             || (o)_.'''._(o) _.'''._ (o)_.'''._(o) _.'''._ (o)_.'''._(o) _.'''._ (o)_.'''._(o) _.'''._ (o)_.'''._(o) _.'''._|                  |
|_'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__/ |             | \__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  |                  |
| '-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-'  \ |             | /  '-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-|                  |
|  _.'''._(o) _.'''._ (o)_.'''._(o) _.'''._ (o)_.'''._(o) _.'''._(o) ||             || (o)_.'''._(o) _.'''._ (o)_.'''._(o) _.'''._ (o)_.'''._(o) _.'''._ (o)_.'''._(o) _.'''._ (o)_.'''._(o) _.'''._|   keratinized    |
|_'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__/ |             | \__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  |                  |
| '-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-'  \ |             | /  '-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-''''-.___.-|                  |
|  _.'''._(o) _.'''._ (o)_.'''._(o) _.'''._ (o)_.'''._(o) _.'''._(o) ||             || (o)_.'''._(o) _.'''._ (o)_.'''._(o) _.'''._ (o)_.'''._(o) _.'''._ (o)_.'''._(o) _.'''._ (o)_.'''._(o) _.'''._|                  |
|_'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__/ |             | \__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  '__'  (o)  |                  |
| '-.___.-' |'-.___.-'  '-.___.-'  '-.___.-'  '-.___.-'  '-.___.-'|  \|             |/  |'-.___.-'  '-.___.-'  '-.___.-'  '-.___.-'  '-.___.-'| '-.___.-' |'-.___.-'  '-.___.-'  '-.___.-'  '-.___.-| _ _ _ _ _ _ _ _ _|    
|     |     |     |     |     |     |     |     |     |     |     |   |             |   |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |                  | 
| (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) |(o)|             |(o)| (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) |                  |
|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|___|             |___|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|                  |------ epidermis
|     |     |     |     |     |     |     |     |     |     |     |   |             |   |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |                  |
| (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) |(o)|             |(o)| (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) |                  | 
|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|___|             |___|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|                  |
|     |     |     |     |     |     |     |     |     |     |     |   |             |   |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |                  |
| (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) |(o)|             |(o)| (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) |                  |
|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|___|             |___|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|                  |
|     |     |     |    ( )    |     |      /   \      |     |     |   |             |   |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |                  |
| (o) | (o) | (o) | (o)|| (o) | (o) | (o) /     \ (o) | (o) | (o) |(o)|             |(o)| (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) | (o) |                  |
|____( )____|_____|____||_____|_____|____/ _____ \____|_____|_____|___|             |___|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|_____|                  |
|    ||     |     |    ||     |     |(o)/ /     \ \(o)|     |     |   |             |   |     |     |     |     |     |     /           \     |     /     |     |     |     |     |     |     |    /                   |
| (o)|| (o) |_(o) | (o)|| (o) | (o) |  / /    *  \ \  | (o) | (o) |(o)|             |(o)| (o) | (o) | (o) | (o) | (o) |(o) /             \(o) |(o) /      | (o) | (o) | (o) | (o) | (o) | (o) |(o)/                    |
|____||_____( )___|____||_____|_____|_/ / *   ||  \ \_|_____|_____|___|             |___|_____|_____|_____|_____|_____|___/               \___|___/       |_____|_____|_____|_____|_____|_____|__/                     |
|    ||     ||    |    ||     |      / /  \\__||   \                  |             |    \    |    /                                                       \    |    /                                                 |
| (o)|| (o) ||(o) | (o)|| (o) | (o) / /    ----\\   \                 |             |     \(o)|(o)/                                                         \(o)|(o)/                                                  |
|____||_____||___( )___||_____|____/ |          \\   |                |             |      \__|__/                                                           \__|__/                                  _________________|
      \\    ||   //    ||            |          ||   |                |             |                                                                                                                                  |
       \\   ||  //    //             |   ______//    |                |             |                                                                                                                                  |
        \\  || //    //              |  /.-----.\    |                |             |                                                                                                                                  |
         \\ ||||    //               |  ||      \\   |             ___|             |______                              .---------------.                                                                             |
         || ||||   //                |  ||        *  |            /.--|             |-----.\                            / .-------------. \                                                                            |
         \\ ||||  //                 |  \\______     |            ||  |             |      \\                          / / .-----------. \ \                ___________________________                                |
          \\|| \\||                  |   '-----.\    |            \\____________________   ||                         | | | .---------. | | |           _.-' ?      ? ___    ?    ?    '-._                            |
           \ | //||                  | *        \\   |             '-------------------.\  ||                         | | | | .-----. | | | |      __.-'     \\    // --.\   \\   \\_//    '-.__                       |
            \\//_//                  | \\       ||   |                |             |  ||  ||                         | | | | | .-. | | | | |     /  __||___  \\  //     \\  //    \  |         \                      |
             \   /                   |  \\_____//    |                |             |__//  ||                         | | | | | | | | | | | |    |  ?-. .---?  \\//       \\//     //\\          |                     |
              | |                    |  //-----'     |             ___|             |--'   ||                         | | | | | | | | | | | |    |     \\       ||         ||     //  \\         |                     |
              | |                    |  ||           |            /.--|             |      ||                         | | | | | | | | | | | |     \     \\______||_________||_____||   \\       /                      |
              | |                    |  \\____       |            ||  |             |      ||                         | | | | | | | | | | | |      '-._  '---..-------..----------.'    ?   _.-'                       |
              | |                     \  '---.\     /             \\____________________   ||                         | | | | | | | | | | | |          '-._ //        ||           \\   _.-'                           |
              | |                      \     ||    /               '-------------------.\  ||                         | | | | | | | | | | | |              '----------||---------------'                               |
              | |                       \    ||   /                   |             |  ||  ||                         | | | | | | | | | | | |                         || couldn't find                                 |
              | |                        \   ||  /                    |             |__//  ||                         | | | | | | | | | | | |                         || a good image...                               |
              | |                         \__||_/                     |             |--'   ||                         | | | | | | | | | | | |                         ||                                               |
              | |                            ||                    ___|             |      ||                         | | | | | | | | | | | |                         ||                                               |
              | |                            ||                   /.--|             |      ||                          \ \ \ \ \| |/ / / / /                          ||                                               |------ dermis
              | |                            ||                   ||  |       //    |      ||                           \ \ \ \ | | / / / /                           ||                                               |
              | |                            ||                   \\_________//     |      ||                            \ \ \ \| |/ / / /                            ||                                               |
              | |                            ||                    \ .-------.\     |      ||                             \ \ \ | | / / /                             ||                                               |
              | |                            ||                     \\|       \\    |      ||                              \ \ \| |/ / /                              ||                                               |
              | |                            ||                      \\             |      ||                               \ \ | | / /                               ||                                               |
              | |                            ||                       \\      //    |      ||                                \ \| |/ /                                ||                                               |
              | |                            ||                       |\\____//     |      ||                                 \ | | /                                 ||                                               |
              | |                            ||                       | '----.\     |      ||                                  || ||                                  ||                                               |
              | |                            ||                       |       \\    |      ||                                  || ||                                  ||                                               |
              | |                            ||                       /             \      ||                                  || ||                                  ||                                               |
              | |                            ||                      /               \     ||                                   | |                                   ||                                               |
              | |                            ||                     /                 \    ||                                   | |                                   ||                                               |
              | |                            ||                    |                   |   ||                                   | |                                   ||                                               |
              | |                            ||                    |                   |   ||                                   | |                                   ||                                               |
              | |                            ||                    |                   |   ||                                   | |                                   ||                                               |
              | |                            ||                                            ||                                   | |                                   ||                                               |
              | |                            ||                                            ||                                   | |                                   ||                                               |
              | |                            ||                                            ||                                   | |                                   ||                                               |
              | |                            ||                                            ||                                   | |                                   ||                                               |
              | |                            ||                                            ||                                   | |                                   ||                                               |
            Merkel's                      Meissner's                                    Follicle                              Pacinian                              Ruffini's                         _________________|
   

   .-------.
   |-------|
   |-------|
   |-------|
   |-------|
   |-------|
   |-------|                                
   |-------|                               
   |-------|                              
   |-------|                             .
   |-------|                            /-\  
   |-------|                           |---|  
   |-------|                          /-----\  
   |-------|                         |-------|
   |-------|   outer segment         |-------|
   |-------|   -------------         |-------|
   |-------|    - VIT A = retinol    |-------|
   |-------|      VIT A -> retinal   |-------|
   |-------|    - retinal (photo     |-------| - r,g,b cones
   |-------|      reactive)+opsin    |-------|   = opsin str.
   |-------|                         |-------|   varies
   |-------|    - ion channels in    |-------| - rod:cone =
   |-------|      plasma membrane    |-------|   ~150:6 million
   |-------|                         |-------| 
   |-------|                         |-------|
   |-------|                         |-------|
   |-------|                         |-------|
   |-------|                         |-------|
    \_____/  _ _ _ _ _ _ _ _ _ _ _ _  \_____/
    /     \                           /     \
   |       |   inner segment         |       |
   |       |   -------------         |       |
   |       |    - cell body          |       |
   |       |    - nucleus            |       |
   |       |                         |       |
   |       |                         |       |
   |       |                         |       |
   |       |                         |       |
   |       |                         |       |
   \   _   / _ _ _ _ _ _ _ _ _ _ _ _ \   _   /
   //|| ||\\                         //|| ||\\
  // || || \\  synaptic endings     // || || \\
 //  || ||  \\ ----------------    //  || ||  \\
()   || ||   () - inhibitory      ()   || ||   ()
     () ()        until ion            () ()
                  channels close
                  in disks


        __
         /\
        /                              
<--- Multiple taste pores on surface --->
      /
    \/_
  
________\__________________/_______
        /| (o)            |\                        
       / |________________| \                       
______/  /               *------------------ taste pore
      \ /  /|||||/\|||||\  \ /                 
       \  / |||||  ||||| \  /                
 _ _ _ _\|  |   |  |   |  |/_ _ _ _               
        ||  |   |  |   |  ||                         
  .     ||  |   |  | *---------------------- taste cell
  .     //  |   |  |   |  \\     .           
  .    ||   |   |  |   |   ||    .           
 (o)  //   /    /  \    \   \\   .           
  .  ||(o)|    |    |    | *---------------- supporting cell
  .  ||   |    |(o) |    |   || (o)           
  .  ||   |(o) |    |    |(o)||  .            
     ||  _|    |    |(o) |   ||  .            
      \\/  \    \  /    /   //   .                
      ||(o)| _  |  |  _ |  ||                
      \\   \ \\ \  / // /  //                              
_______\\___\_\\_\/_//_/__//_________                              
               \\  //                                    
                \\//        ct               
                 \ \                         
                  \ \______________              
                   \_______________*-------- nerve


      ____________________________________________________
     /
    /                                                    
   /                                                         ____
  /                .-------------------------------------        |
 |                /  .-----------------------------------        |
 |               /  /           .------------------------        |
 |              /  /           /  .----------------------        |---- olfactory
 |             /  /           /  /           .-----------        |     tract
 |            /  /           /  /           /  .---------        |     
 |           /  /           /  /           /  /              ____|     
 |          /   \          /   \          /   \                         
 |         | (o) |        | (o) |        | (o) |                       
 |          \   /          \   /          \   /                        
 |           | |            | |            | |                         
 |           | |            | |            | |                         
 |          / | \          / | \          / | \    *------------------ olfactory     
 |         /  |  \        /  |  \        /  |  \                       bulb
  \      /|\ /|\ /|\    /|\ /|\ /|\    /|\ /|\ /|\  
   \                                                     
    \       \/\/\/           \/           \/\/           
     \_ _ _ ||||||__________ ||_ _ _ _ _ _||||_ _ _ _ _ _ 
            ||||'----------.|||           ||||              
 ___________||||___________||||___________||||___________    ____
 |         ||||||         ||||||         ||||||         |        |
 |         ||||||         ||||||         ||||||         |        |---- ethmoid bone
 |         ||||||         ||||||         ||||||         |        |     (cribriform
 |_________||||||_________||||||_________||||||_________|    ____|      plate)
            ||||           ||||           ||||                   |      G. ethmos ‘a sieve’
            ||||           ||||           ||||                   |      L. cribrum ‘sieve’
            ||||           ||||_______    ||||                   |
           // ||   ________||'-------.\   || \\                  |
          //  ||  |.--------'         \\  ||  \\                 |---- ct      
          ||   \\ ||                __ \\ ||   \\                |
          ||    \\||               /.-- \\ .    \\               |     
 _________||_____\\_______________//_____\\______\\______    ____|     
   |      ||      \\_______|      ||      ||      ||             |              
   |      ||       '------.|      ||      ||      ||             |      
   |      ||      ||      ||      ||      ||      ||             |       
   |     /  \    /  \    /  \    /  \    /  \    /  \            |      
   |    |(o) |  |(o) |  |(o) |  |(o) |  |(o) |  |(o) |           |
   |     \  /    \  /    \  /    \  /    \  /    \  /            |---- olfactory
   |      ||      ||      ||      ||      ||      ||             |     epithelium
   | (o)  || (o)  || (o)  || (o)  || (o)  || (o)  || (o)         |
 _/ \____/||\____/||\____/||\__*_/||\____/||\____/||\____        |
         (  )    (  )    (  )  | (  )    (  )    ( *)        ____|
          ~5 cilia             |                   |
          |                    |                   |
          |                    |                   |
         \|/                   |                   |
          '                    |                   |
 _____________________________ |                   |
 |      | |         | |      | |                   |
 |      | |         | |   *----|                   |
 |      | |         | |      | |                   |
 |     /   \       /   \     | supporting cell     |
 |    /     \     /     \    |                     |
 |   |       |   |       |   |                     |
 |   |  (o)  |   |  (o)| |   |                     |
 |   |       |   |    *----------------------------|
 |    \     /     \     /    |                     |
 |     \   /       \   /     |                     olfactory cell                                  
 |      | |         | |      |                            
 |      | |         | |      |                            
 |      | |         | |      |                            
 |      | |         | |      |                            
 |(o)   | |   (o)   | |   (o)|                            
 |     /   \       /   \     |                            
 |    /     \     /     \    |                            
 |___/|     |\___/|     |\___|                            
 |    \_____/     \_____/    |                            
 |    / /|\ \     / /|\ \    |                            
 |   / / | \ \   / / | \ \*----------------------- olfactory cilia
 |   x    d         c  d     |                     
 |     y    z       b        |
 |              a            |
 |                           |
 |___________________________|
    
     
       parietal------------------------------------------------------.
       |                                                             |
       |                  frontal---------------------.              |
       |                  |                           |              |
       | .----------------|                    .------|------.       |
       |'          -      |'.                .'       |       '.     |
     .'|           -      |  '.            .'         |         '.   |
    /  *           -      *    \          /           *           \  |
   /             - - --.        |        |.                       .| |
  /                 -   \       |        | \                     / | |                   
 |                   -   \      \        | | -''''        ''''- | *--'
 |          _ - - - _-_ _ |  .-''        |-/ .-'''.       .'''-. \-|
 |-       -          -   -/-/  /         |/-/      \  |  /      \-\*-.
 | -    -            -   / /  | \        || |      |  |  |      | || |
 \  -  -       --____-__/  \__\ .'       .'  \____/  /|\  \____/  '. |
  \* --         ______/___  *   /_       '*     __. | | | .__     .' |
   |  -  *     o \\    /| \_|/  .'        |\___/    | | |    \___/   |
   |\_-__|_ *  _/| \__/ |*  |   \         | | |\ *  '-'-'    /| |    |
   |     | '|-'  |      ||__|____\        | | | ||__________| | |    |             
   |     |  |    |      ||||||||||        | | \ ||||| | ||||| / |    |
   |     |  |    |      ||||||||||        | |  \|||||||||||||/  |    |
   |     |  |     \      |  |   /         |  \   |             /     |
   |     |  |      \ *   |  |   \         |   '. | *         .'      |
   |     |  |       '|---|--|---'         |     '|-|--------'        |
   |     |  |        |   |  |             |      | |                 |
   |     |  |        |   |  zygomatic-----'      | |                 |
   |     |  |        |   |                       | |                 |
   |     |  |        |   maxilla-----------------' |                 |
   |     |  |        |                             |                 |
   |     |  |        mandible----------------------'                 |
   |     |  |                                                        |
   |     |  mastoid process                                          |
   |     |                                                           |
   |     temporal----------------------------------------------------'
   |
   occipital    

    
                      ________         ________
                     / _______ thoracic _______ \
                    / /        vertebrae       \ \
                   | |        /\_____/\         | | 
                  _\ \_______/         \_______/ /_
                 / _\___1|___)manubrium(___|____/_ \
                _\ \          \       /          / /_
               / _\ \__________\_____/__________/ /_ \
              _\ \ \_____2|____/     \____|______/ / /_
             / _\ \           |       |           / /_ \
            _\ \ \ \__________|       |__________/ / / /_
           / _\ \ \_____3|____)       (____|______/ / /_ \
           \ \ \ \            |   b   |            / / / /
           _\ \ \ \___________|   o   |___________/ / / /_
          | _\ \ \_____4|_____)   d   (____|_______/ / /_ \
          | | \ \             |   y   |             / / / /
           \ \ \ \_________.-')       ('-._________/ / / /
           _\ \ \_____5|___.-'|       |'-.___|______/ / /_
          | _\ \           _.')       ('._           / /_ |
          | | \ \_______.-' _  )_____(  _ '-._______/ / / |
           \ \ \____6|_  _.'. / \ * / \ .'._  _|_____/ / /
           _\ \        \ '-' /   \ \   \ '-' /        / /_
          | _\ \_______/ * .'     V \   '.   \_______/ /_ |
          | | \____7|__. |/       .  \    \  .__|_____/ | |
           \ \         / |       /|\  \    \ \         / /
           |\ \______.' /|        V    \    \ '.______/ /|
           | \___8|_  _/ |        E     \    \_  _|____/ |
           | |     / /   |        R      \     \ \     | |
            \ \___/ /    |        T       \     \ \___/ /
            |\_9|  /     |        E        \     \  |__/|
            | | | |      |        B         \     | | | |
             \ \/ |      |        R          \    | \/ /
             |\_|/ 10    |        A           \    \|_/|
             | \__       |        E            \   __/ |
              \__/ 11    |       \|/            \  \__/
                      12 |        '              \
                      /  |                        '----- xiphoid process
         posterior --'   |    
         floating        |
                         costal cartilage

    
    

                                          .-------------.
                                        .'               '.
                                      .'                   '.
                                     /                       \
                                    |.                       .|
                                    | \                     / |                     
                                    | | -''''        ''''- |  |
                                    | / .-'''.       .'''-. \ |
                                    |/ /      \  |  /      \ \|
                                    || |      |  |  |      | ||
                                    .'  \____/  /|\  \____/  '.
                                    '.     __. | | | .__     .'
                                      \___/    | | |    \___/
                                       | |\    '-'-'    /| |
                                       | | |___________| | |             
                                       | \ ||||| | ||||| / |
                                       |  \|||||||||||||/  |
                                        \                 /
                                         '.             .'
                                           '-----------'
                                              cervical
                                                 ポ
                                     ________         _________
                                    / _______ thoracic________ \
                    _________.---------.____..       ..____.---------._________
                 .'' _ _)____.---------.___  /\_____/\  ___.---------.____(_ _ ''.
                ( (____ \ .--.   _\ \______\/         \/______/ /_   .--. / ____) )
               .'''_   \/(_.- )_/  \___1|___)manubrium(___|____/_ \_( -._)\/   _'''.
              /  /  \   \  .-' _\ \          \       /          / /_ '-.  /   /  \  \
              | |    /'\|  |  / _\ \__________\_____/__________/ /_ \  |  |/'\    | |  
              \  \  | _/     _\ \ \_____2|____/     \____|______/ / /_     \_ |  /  /
               | |  |/\     / _\ \           |       |           / /_ \     /\|  | |
               | |  |  \   _\ \ \ \__________|       |__________/ / / /_   /  |  | |
               | |  |   \ / _\ \ \_____3|____)       (____|______/ / /_ \ /   |  | |
               | |  |    |\ \ \ \            |   b   |            / / / /|    |  | |
               | |  |    |_\ \ \ \___________|   o   |___________/ / / /_|    |  | |
               |    |    | _\ \ \_____4|_____)   d   (____|_______/ / /_ |    |    |
               |    |    | | \ \             |   y   |             / / / |    |    |
               |    |     \ \ \ \_________.-')       ('-._________/ / / /     |    |
               |    |     _\ \ \_____5|___.-'|       |'-.___|______/ / /_     |    |
               /    |    | _\ \           _.')       ('._           / /_ |    |    \
              | d   |    | | \ \_______.-' _  )_____(  _ '-._______/ / / |    |     |
              | t   |     \ \ \____6|_  _.'. / \ x / \ .'._  _|_____/ / /     |     |
              |     |     _\ \        \ '-' /   \p/   \ '-' /        / /_     |     |
               \    |    | _\ \_______/   .'     V     '.   \_______/ /_ |    |     /
               |    |    | | \____7|__.  /       .       \  .__|_____/ | |    |    |
               |    |     \ \         / /       /|\       \ \         / /     |    |
               |    |     |\ \______.' /         V         \ '.______/ /|     |    |
               |    |     | \___8|_  _/          E          \_  _|____/ |     |    |
               |    |     | |     / /            R            \ \     | |     |    |
               |    |      \ \___/ /             T             \ \___/ /      |    |
               |    |      |\_9|  /              E              \  |__/|      |    |
              /     |      | | | |               B               | | | |      |     \
             //     |       \ \/ |               R               | \/ /       |     \\
            // /  \ \_      |\_|/ 10             A                \|_/|      _/ /  \ \\
           |   |_ |   \     | \__            |-__E__-|            __/ |     /   | _|   |
            \__/_ | __/      \__/ 11      .__|-_____-|__.         \__/      \__ | _\__/
             \  |\_/  |              12  ( __|       |__ )                  |  \_/|  /                                                               
              | |\_   |              /    '  |-_____-|  '                   |   _/| |                                                                 
              |  \ \  | posterior --'     ___|-_____-|___                   |  / /  |
              |  / |  | floating         (_  |       |  _)                  |  | \  |
              | |  |  |                    '-|-_____-|-'                    |  |  | |                                                                                              
              | |  |  |   /'''''''---.   .._-|-_____-|-_..   .---'''''''\   |  |  | |                                        
              | \  |  |  | |''        \  \_  |       |  _/  /        ''| |  |  |  / |                      
              | |  /  |  | /           .'._'-|_     _|-'_.'.           \ |  |  \  | |                                                                                               
              | |  \  |   \           /    ''\ ''''' /''    \           /   |  /  | |                      
              | /  |  |    \       _ |        '-----'        | _       /    |  |  | |
              | |  || |     \     / \|     .--. _ _ .--.     |/ \     /     | ||  | |                                                                                                              
              | |  || |     |___  \   \    '--'_   _'--'    /   /  ___|     | ||  | |                           
              | |   | |   .''   \  '---------'' |-| ''---------'  /   ''.   | ||  | |
               | |  | |  '   +   \_________  \_ | | _/  _________/   +   '  | |  | |
               | |  | |__|       /  |    \ \    | |    / /     | \       |__| |  | |
               | |  | |        _/   \     | )  _|-|_  ( |     /   \_        | |  | |
               | |  | |       /|     \    .'  /     \  '.    /     |\       | |  | |
               | |  | |      / |      \ .'  .'\_____/'.  '. /      | \      | |  | |
              / r \ |u|     /\  \    '''  .'  <_ _ _>  '.  '''    /  /\     | | /   \
             |____|/__)     |/   \______.'     \ _ /     '.______/   \|     (__\|____|
              ___.--._      |                   \_/                   |      _.--.___
             /s (__.(_)\    |                    V                    |    /(_).__)  \
            (__/c / (__)     |                                       |     (__) \  \__)
           /tr/\  \ h \      |                                       |      /   /  /\  \
          /'./_/\_/'--')     |                                       |     ('--'\_/\_\.'\
         / /'\  /)\ \  \     |                                       |     /  / /(\  /'\ \
        / /  / / | | '. \    |                                       |    / .' | | \ \  \ \
       ===  / /| | | | ===   |                                       |   === | | | |\ \  ===
      / /  / / | | | |  \\    |                                     |    //  | | | | \ \  \ \
     ===  ===  | | | | | ==   |                                     |   == | | | | |  ===  ===
    //   / /   === === |  \\  |                                     |  //  | === ===   \ \   \\
        ===    | | | | |   == |                                     | ==   | | | | |    ===
       / /     === === |    \\|                                     |//    | === ===     \ \
      ===      | | | | |      |                                     |      | | | | |      ===
     //        === ===  |      |                                   |      |  === ===        \\
               ||   ||  |      |                                   |      |  ||   ||
               ''       |      |                                   |      |       ''       
                        |      |                                   |      |              
                        |      |                                   |      |
                        |      |                                   |      |
                         |      |                                 |      |
                         |      |                                 |      |
                         |      |                                 |      |
                         |      |                                 |      |                                          
                         |      |                                 |      |                                          
                         |      |                                 |      |                                          
                          |      |                               |      |                                         
                          |      |                               |      |           
                          |      |                               |      |          
                         /  ___   \                             /   ___  \     
                        /  /   \   \                           /   /   \  \
                        | /     \   |                         |   /     \ |
                        |=\  +  /===|                         |===\  +  /=|
                        |  \___/    |                         |    \___/  |            
                     .-''\_       _/                           \_       _/''-.
                     \_  / \     /                               \     / \  _/
                      | |   |   |                                 |   |   | |
                      | |   |   |                                 |   |   | |
                     | |    |   |                                 |   |    | |
                     | |    |   |                                 |   |    | |
                     | |    |   |                                 |   |    | |
                     | |    |   |                                 |   |    | |
                     | |    |   |                                 |   |    | |
                     | |    |   |                                 |   |    | |
                    | |     |   |                                 |   |     | |
                    | |     |   |                                 |   |     | |
                    | |     |   |                                 |   |     | |
                    | |     |   |                                 |   |     | |
                    | |     |   |                                 |   |     | |
                    | |     |   |                                 |   |     | |
                    | |     |   |                                 |   |     | |
                    | |     |   |                                 |   |     | |
                    | |     |   |                                 |   |     | |
                    | |     |   |                                 |   |     | |   
                     | |    |   |                                 |   |    | |
                     | |    |   |                                 |   |    | |
                     | |    |   |                                 |   |    | |
                     | |    |   |                                 |   |    | |
                     | |    |   |                                 |   |    | |
                     | |    |   |                                 |   |    | |
                      | |   |   |                                 |   |   | |
                      | |   |   |                                 |   |   | |
                      | |   |   |                                 |   |   | |
                      | |   |   |                                 |   |   | |
                       | |  |   |                                 |   |  | |
                       | |  |   |                                 |   |  | |
                       | |  |   |                                 |   |  | |
                       | | /    \                                 /    \ | |
                       | |/      \                               /      \| |
                       | /        \                             /        \ |
                       | \         \                           /         / |
                      /  |\_______  \                         /  _______/|  \
                      |  /        \_/                         \_/        \  |
                     |'_/\____     \                           /     ____/\_'|
                     \_______| t   /_                         _\     |_______/   
                      / _    \____// |                       | \\____/      \ 
                     / |c|   .----'  |                       |  '----.       \
                  ''-\      /   navi /                       \        \      /_''
                  |   \    /''--.___/\                       /\___.--''\    /   |
                   \  |'''| l | i |m |                       |  |   |   |'''|  /
                    | |\  |\  |___/  |                       |  \___|  /|  /| |
                    | || |\ '-\  /\__'                       '__/\  /-' /| || |
                    | || || | | |  \ |                       | /  | | | || || |
                    (_)| || | | |  | |                       | |  | | | || |(_)
                    | |(_)| | | |  / |                       | \  | | | |(_)| |
                    |_|| |(_) (_) (__)                       (__) (_) (_)| ||_|
                    |_||_|| | | | |  |                       |  | | | | ||_||_|
                     O |_||_| | | |__|                       |__| | | |_||_| O
                        O |_| |_| |  |                       |  | |_| |_| O
                           O  | | \  /                       \  / | |  O
                               O   ''                         ''   O



    
 _________________________________________________
 |                                      ____....’|
 |                          ____....’’’’  ______ |
 |-------....___....----‘’’’             /      \|
 |.......---‘   ‘---....____             \______/|
 | \   ____..--..            ‘’’’....____        | 
 |  \  \        |                       ‘’’’...._| 
 |\  \  \      /                           ____..| ... smooth
 |/   \  ‘----‘            ____....----‘’’’      |     - mononuclear
 |  _.-‘’----___...----‘’’’      /   _______     |     - unstriated
 |.’ .-’’’\                ..--‘’   /       \    |     - irregular
 |  / *    |         __..’’         \_______/    |     * visceral
 |  \_|___/ _......’’                            |     * blood vessels
 |____|____/_____________________________________|
      |
      |
      nucleus

 _________________________________________________
 | | | | | | | | | | | | I | | | | | | | | | | | | 
 | | | | | | | | | | | | I | | | | | |_|_|_|_| | |                
 | | | | | | | | | | | | I | | | | | /       \ | | 
 | | | | | | | | | | | | I | | | | | |       | | | 
 |_|_|_|_|_|_|_|_|_|_|_| I | | | | | \_______/ | | 
 | | | | | | | | | | | |\I_|_|_|_|_|_|_|_|_|_|_|_| ... myocardium
 | |_|_|_| | | | | | | | I | | | | | | | | | | | |     - mononuclear
 | /     \ | | | | | | | I | | | | | | | | | | | |     - branching
 | | *   | | | | | | | | I | | |_|_|_|_|_|_|_|_|_|
 | \_|___/ | | | | | | | I | |/                   
 | | | | | | | | | | | | I_|/                     
 |_|_|_|_|_|_|_|_|_|_|_|/*                        
     |                   |                        
     |                   |                        
     nucleus             intercalated disk        

                       ______
 _____________________/______\____________________
 | | | | | | | | | | | | | | | | | | | | | | | | |
 | | | | | | | | | | | | | | | | | | | | | | | | |
 | | | | | | | | | | | | | | | | | | | | | | | | |
 | | | | | | | | | | | | | | | | | | | | | | | | |
 | | | | | | | | | | | | | | | | | | | | | | | | | ... skeletal (voluntary)
 | | | | | | | | | | | | | | | | | | | | | | | | |     - multinuclear (developmental fusion)
 | | | | | | | | | | | | | | | | | | | | | | | | |     - striated (z-z, a&m)
 | | | | | | | | | | | | | | | | | | | | | | | | |              
 |_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|            
 \______/                         \____*_/         __
                                       |          /\
                                       |            \
                                       nucleus       \
                                                      \____________________________________________________
                                                      /       | sliding filament model |                  |
                                                     /        ‘------------------------| Z = Z line       |
                                                    /                                  |                  |
                            sarcoplasm            \/_                                  | I = I band (a)   |
                            |                                                          | A = A band (a&m) |
         ___________________|___________________                                       |                  |
         |                                     |                                       | H zone = myosin  |
         |                  nucleus            |                                       |__________________|  
         |                  |                  | myofibrils              sarcomere              
         |      ____________|____________      | (100s-1k+)              |             
         |     _|_                   ___|____  | |            ___________|___________  
       __|____/_|_\    _____________/ __|___ \_|_|__________  |                     |  
      /__|____/ * \\   ____   _______/  *   \__|_|__________  |                     |    
     //  * __ |___//       | |_______\______/__*_|______________________________________________  
    // __ /  \ __ \\    <--| |SR-->              *            Z(I)A     |H|     A(I)Z        
   // /  \\__//  \ \\      | |R__________________|____________Z_________|_|_________Z___________  
  //__\__/_  _\__/__\\  <--| |SR-->              *                                               
 ||/  \ /  \/  \ /  \||    | |R__________________|__________      |             |    
 ||\__/_\__/\__/_\__/|| <--| |SR-->              *                |             |  
  \\ /  \  __  /  \ //     | |R__________________|__________      |_____________|  
   \\\__/ /  \ \__///   <--| |SR-->              *                       |
    \\    \__/    //       | |R_____________________________             |
     \\__________//    ____|*|_\________________/      \                 A band
      ‘--------*-‘     *____|___\______________ \______/ ___
               |       |    |    \             \________/
               |_______|    |     \
                   |        |      SR
                   |        |      sarcoplasmic 
          sarcolemma        |      reticulum (Ca2+)
                            |
                            T-tubule
                            
    
           nucleus
          /          mitochondria
         /          /
        /          /
 
      head       middle                              tail (aka flagellum)
      |          |                                   |
 _____|__________|___________________________________|_________________________________________ 
 |          |           |                                                                     |   
   _..--‘’.
  /       |\------------.
 (    *   | |           |---------------------------------------------------__________________
  \_ /    |/____________/---------------------------------------------------
    /’--..’
   /
  acrosome


   spermatogonium            spermatocyte                              spermatid                          sperm
         |                        |                                        |                                |
         |               _________|________                       _________|________                        |
         |               |                |                       |                |                        |
         |            primary         secondary                 early             late                      |
         |_______________|________________|_______________________|________________|___                     |
         |               |                |                       |                |   \                    |
        /|               |                |                       |__              |   ___                  |
       / |               |                |                      /*  \            _|_ /../                 _|_
      /  |               |             .--*----.        .-----> | (n) | - - - - - \*))---|--------  - - -  \*))===---------
     /   |               |            /   ___   \       |        \___/                \’’\
    /    |               |           |   /   \   |      |                              ‘’’
   /     |               |           |  |  n  |  | -----|                               )     
  /      |               |           |   \___/   |      |         ___                  ___
 |       |               |            \         /       |        /   \            ___ /../                 ___
 |       |             __|______     __’-------‘        ‘-----> | (n) | - - - - - \_))---|--------  - - -  \_))===---------
 |       |            /  *      \     /\                         \___/                \’’\
 |       |           /   _____   \   /                                                 ‘’’
 |       |          |   /     \   | /                                                    \
 |       |          |  |  2n   |  |                                                       |
 |       |          |   \_____/   | \                                                    /
 |       |           \           /   \                            ___                  ___
 |       |            \_________/    _\/                         /   \            ___ /../                 ___
 |       |          __                 .-------.        .-----> | (n) | - - - - - \_))---|--------  - - -  \_))===---------     
 |    ___|_____      /\               /   ___   \       |        \___/                \’’\  
 |   /   *     \    /                |   /   \   |      |                              ‘’’
 |  /   _____   \  /                 |  |  n  |  | -----|                               )
 | |   /     \   |                   |   \___/   |      |         ___                  ___
 | |  |  2n   |  |                    \         /       |        /   \            ___ /../                 ___
 | |   \_____/   |                     ‘-------‘        ‘-----> | (n) | - - - - - \_))---|--------  - - -  \_))===--------- 
 |  \           /  \                                             \___/                \’’\
 |   \_________/    \                                                                  ‘’’                  /\_____/
 |                  _\/                                                                 \                  ||           
 |                     _________                                                        /                 .=.          ___________________
 |                    /         \                  ____________                        /      .           \ /         |                   | 
 |                   /   _____   \                /            \   sertoli cells      /      /_\           ‘          /   lets go to the  |
 |                  |   /     \   |              /   sertoli    \  “support and      /       ‘-‘      /            . /__  epididymis!     |
  \                 |  |  2n   |  |              |   nucleus    |   nourish”        /         ||   __/            /_\   \________________/
   \                |   \_____/   |              |              |                  /           \__/               ‘-‘
    \                \           /               \              /                 /                        ____   //
     \                \_________/                 \____________/                 /                             \__/
      \                                                                         /
       \_______________________________________________________________________/  meanwhile, inside a seminiferous tubule...

きおく探して