Potassium ions (K+) will continue to leave the neuron until the neuron's ____.
A) resting potential is depleted
B) threshold of excitation is stimulated again
C) resting potential is restored
D) resting potential is positive

Question

Quizplus · Accepted Answer

Potassium ions leave the neuron due to the concentration gradient, but the efflux of potassium ions stops when the resting potential is restored. Therefore, choice C is correct, as potassium ions will continue to leave the neuron until the resting potential is restored.

Potassium Ions (K+) Will Continue to Leave the Neuron Until