The Repolarization Phase of the Action Potential in a Neuron

question 1

Multiple Choice

The repolarization phase of the action potential in a neuron is driven by the

• A) closure of potassium channels.
• B) opening of calcium channels.
• C) opening of sodium channels.
• D) opening of sodium channels and closure of potassium channels.
• E) closure of sodium channels and opening of potassium channels.

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