At rest, a neuron has a high concentration of ____ inside the cell and a high concentration of ____ outside the cell.
A)acetylcholine; chlorine
B)sodium; potassium
C)potassium; sodium
D)calcium; phosphorus
E)phosphorus; calcium

Question

Quizplus · Accepted Answer

At rest, neurons have a high concentration of potassium (K+) inside the cell and a high concentration of sodium (Na+) outside the cell. This creates an electrochemical gradient, which contributes to the resting membrane potential of the neuron.

At Rest, a Neuron Has a High Concentration of ____