The Primary Function of the Myelin Sheath Is To

Multiple Choice

The primary function of the myelin sheath is to:

A) reduce the speed of neurotransmitters crossing the synaptic gap.
B) insulate the axon and increase the speed at which neurons convey their message.
C) provide support and nutrition to the dendrites.
D) inhibit the opening and closing of ion channels on the axon's membrane.