The function of the sodium-potassium pump is to actively move:
A) sodium into the cell and potassium out of the cell.
B) sodium out of the cell and potassium into the cell.
C) sodium out of the cell and to block potassium movement.
D) both sodium and potassium out of the cell.
E) both sodium and potassium into the cell.

Question

Quizplus · Accepted Answer

The sodium-potassium pump actively transports sodium ions out of the cell and potassium ions into the cell, maintaining the concentration gradients of these ions across the cell membrane, which is crucial for many cellular processes, including nerve impulse transmission and muscle contraction.

The Function of the Sodium-Potassium Pump Is to Actively Move