In the Context of the Neural Impulse, the Membrane That

question 70

Multiple Choice

In the context of the neural impulse, the membrane that encases the axon is called semipermeable because

• A)only sodium ions can cross the membrane.
• B)any type of substance can pass through the membrane.
• C)fluids can sometimes flow into and out of it.
• D)depolarization of the membranes cannot occur.