 |
|||||||||||||||
 |
 |
 |
|
 |
|
 |
|
 |
|
 |
|
 |
 |
||
| ||||||||||||||||||||||||||||||||
|
|
|
||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||
| Wm Spear Design Catalog |
 |
Description Made up of 30 billion nerve cells (neurons). The brain, weighing an average of 2-3 lbs, is made up of 30 billion nerve cells (neurons). Breathing, circulation, and sleeping are controlled from the base of the brain near the spinal cord. Due to their many convoluted folds, the two hemispheres make up 70% of the brain and nervous system. SIZE: 1"x1" |
|
Catalog |
Sales |
Process |
Fun |
About Us |
Shopping Cart |
Search
Wm Spear Design - The World's Most Wonderful Enamels 230 Seward St Juneau, Alaska 99801 Phone Orders: (907) 586-2209 Email Wm Spear Design Website Copyright 2002-2024 WmSpear Design Web design by Lucid Reverie, LLC |