In the Context of the Neural Impulse,the Outer Membrane of a Neuron

Multiple Choice

In the context of the neural impulse,the outer membrane of a neuron is semipermeable,which indicates that _____.

A) only sodium ions can cross the membrane
B) the fluid outside the membrane has no electrical charge
C) fluids and ions can sometimes flow into and out of it
D) depolarization of the membranes cannot occur