Chapter 3: The structure of the nervous system
1) Meanings are a protective sheath that protects the brain and spinal cord.
a. Dura meter = The outer layer that is tick and tough to surrounds and
supports the large venous channels (dural sinuses) carrying
blood from the brain toward the heart.
b. Arachnoid membrane = The middle layer that is spider like appearance
which have a cushioning effect for the CNS
c. Pia mater =Allow blood vessels to pass through, which nourish the brain
2) One of the hallow spaces within the brain that is filled with cerebrospinal fluid
a. Lateral ventricles manufacture chrorid plexus which in turn produce CSF
3) CSF is cerebrospinal fluid which fills the ventricle system of the brain and
subarachnoid space surrounding the brain and spinal cord.
a. Maintain the brain in neutral buoyancy thus the brain would not collapse
Maintain chemical stability
b. It is produce b