Which of the following best describes the function of the myelin sheath?
A) increase a membrane's ion permeability
B) reduce a membrane's ion permeability
C) increase leakage of ions across the membrane
D) decrease ion permeability in the nodes of Ranvier
E) decrease axonal conduction velocity

Question

Quizplus · Accepted Answer

The myelin sheath functions to reduce a membrane's ion permeability, which helps in insulating the axon of a neuron and increases the speed of nerve impulse transmission.

Which of the Following Best Describes the Function of the Myelin