Which ion needs to be pumped to the exterior of the axon in order to generate a nerve impulse?
A) Na+
B) K+
C) Ca+
D) H+
E) Cl-

Name: Which ion needs to be pumped to the exterior of the axon in order to generate a nerve impulse? A) Na+ B) K+ C) Ca+ D) H+ E) Cl-
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Question

Quizplus · Accepted Answer

During the generation of a nerve impulse, Na+ (sodium ions) are pumped out of the neuron to help re-establish the resting membrane potential after depolarization, a crucial step in the propagation of nerve impulses.

Which Ion Needs to Be Pumped to the Exterior of the Axon