A nerve impulse moves along a neuron as:
A) sodium moves into the cell and potassium moves out of the cell.
B) sodium binds to potassium.
C) sodium and potassium are pulled apart.
D) acetylcholine moves along the nerve fiber.
E) calcium exits the dendrites.

Question

Quizplus · Accepted Answer

A nerve impulse, or action potential, moves along a neuron as sodium ions move into the cell and potassium ions move out, creating an electrical signal.

A Nerve Impulse Moves Along a Neuron As