Which one of the following happens during repolarization of a neuron?
A) Sodium channels close, and potassium rushes out of the cell to temporarily reestablish the membrane potential.
B) Potassium channels close, preventing further loss of positive ions.
C) The sodium-potassium pump is turned off.
D) Sodium channels open to allow sodium ions to rush back out of the cell.
E) The membrane potential is eliminated.

Question

Quizplus · Accepted Answer

During repolarization, sodium channels close and potassium channels open, allowing potassium ions to flow out of the neuron, which helps to restore the negative membrane potential.

Which One of the Following Happens During Repolarization of a Neuron