Tissues of the Body Session 6: The Nervous System

The nervous system is comprised of two anatomical divisions: the central nervous system (CNS; brain and spinal cord) and the...

• proximal nervous system

• paroxysmal nervous system

• peripheral nervous system

Grey matter consists of nerve cell bodies and the proximal portions of their processes, while white matter consists of…

• axons

• dendrites

• neurones

True or false: while white matter is innermost in the brain, it forms the outermost compartment of the spinal cord.

• True

• False

From innermost to outermost, which of the following meningeal layers are listed in the correct order?

• Pia mater, arachnoid mater, dura mater

• Arachnoid mater, dura mater, pia mater

• Dura mater, pia mater, arachnoid mater

Approximately 90% of cells in the nervous system are support, or _____ cells.

• glial

• unmyelinated

• saltatory