Multiple Sclerosis Is a Disease That Involves

Multiple Choice

Multiple sclerosis is a disease that involves:

A) the degeneration of the myelin sheath, slowing or interrupting the transmission of neural messages.
B) an abnormal increase in the thickness of the myelin sheath, blocking the release of neurotransmitters.
C) the gradual decline in the ability of neurons to produce neurotransmitters.
D) dendrites becoming brittle and breaking.