Action Potential Repolarization

00:00 1 marks

Which event occurs during the repolarization phase of an action potential?

A

Voltage-gated sodium channels open.
B

Voltage-gated potassium channels open, allowing K+ ions to flow out.
C

Sodium-potassium pumps actively transport ions.
D

Neurotransmitters are released.

Hint Hint

Hint

Repolarization involves returning the membrane potential towards the resting potential after depolarization. Consider which ion movement would make the inside of the neuron more negative relative to the outside.

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Answer Answer

Complete Answer

Voltage-gated potassium channels open, allowing K+ ions to flow out.

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Action Potential Repolarization

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Action Potential Repolarization

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