At the peak of an action potential, A) the electrical gradient for K⁺ tends to move this ion outward. B) the concentration gradient for K⁺ tends to move this ion outward. C) K⁺ permeability greatly increases. D) two of these answers. E) all of these answers.

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Quizplus · Accepted Answer

At the peak of an action potential, the electrical gradient for K+ tends to move this ion outward, the concentration gradient for K+ tends to move this ion outward, and K+ permeability greatly increases.

At the Peak of an Action Potential