These would be the meninges. The three layers are the pia mater (gentle mother), arachnoid mater (spider mother) and dura mater (hard mother). Each layer has a specific purpose, and these layers can become infected or develop cancer.
Meninges
The central nervous system is the control center of the body. It includes the brain and spinal cord.
The brain and the spinal cord are the 2 things that make up the central nervous system. The central nervous system is part of the nervous system as a whole.
If cancer cells have invaded the central nervous system, then chemotherapeutic drugs may be instilled, through a needle in the brain or back, into the fluid that surrounds the brain.
Basically what it does is protect the brain structure.
Methamphetamine is a central nervous system stimulant drug that is similar in structure to amphetamine.
the peripheral nervous system
Central nervous system. In fact, the brain is the CENTER of the central nervous system.
The central nervous system
In the peripheral nervous system the cell that myelinates an axon is called a Schwann cell. In the central nervous system myelination is carried out by oligodendrocytes.
The autonomic nervous system is a division of the central nervous system.
Central nervous system-- The brain and spinal cord.