White matter is composed primarily of __________, while gray matter is composed primarily of __________.
A) myelinated axons; cell bodies
B) cell bodies; unmyelinated axons
C) unmyelinated axons; cell bodies
D) cell bodies; dendrites

Question

Quizplus · Accepted Answer

White matter is composed primarily of myelinated axons, which are the long, thin extensions of nerve cells that transmit electrical signals between different regions of the brain. Gray matter is composed primarily of cell bodies, which are the main structures of nerve cells that contain the nucleus and other organelles necessary for cell function.

White Matter Is Composed Primarily of __________, While Gray Matter