One of the reasons that action potentials only go in one direction, away from the cell body, is because
A. the adjacent prior segment of axon is still at +40mV.
B. voltage-dependent gates are limited in the frequency with which they can open.
C. the adjacent prior segment is still in refractory period.
D. the action potential temporarily disables the sodium-potassium pumps.
Answer: C
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What will be an ideal response?
It is now recognized that:
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