Multiple Choice
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
Correct Answer:

Verified
Correct Answer:
Verified
Q45: The central nervous system, which is composed
Q46: Schwann cells are the only glial cells
Q47: Oligodendrocytes are located in the peripheral nervous
Q48: In the peripheral nervous system, myelin is
Q49: Describe the types of ion channels that
Q51: Which of the following is the correct
Q52: In myelinated nerve fibers, where do action
Q53: Several ions are responsible for the resting
Q54: Which statement best describes how local anesthetics
Q55: The jumping of an action potential from