The sodium-potassium pump is what normally brings the membrane back to its original state of polarization after the peak of the action potential.

Question

Quizplus · Accepted Answer

The sodium-potassium pump helps maintain the resting membrane potential, but the repolarization after an action potential is primarily due to the efflux of potassium ions through voltage-gated potassium channels.

The Sodium-Potassium Pump Is What Normally Brings the Membrane Back