Multiple Choice
In some cells, an afterpotential occurs because
A) the Na+ continue to enter the cell after depolarization is finished.
B) there is prolonged, elevated permeability to K+ during repolarization.
C) the sodium-potassium pump is actively exchanging ions across the membrane.
D) the extracellular Na+ concentration is reduced.
E) the permeability to Na+ continues longer than necessary.
Correct Answer:
Verified
Correct Answer:
Verified
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