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What Happens Immediately After an Action Potential Reaches the Presynaptic

Question 27

Multiple Choice

What happens immediately after an action potential reaches the presynaptic membrane at a chemical synapse?


A) A calcium influx triggers the release of neurotransmitters.
B) Neurotransmitters binds to receptors on the postsynaptic neuron.
C) Sodium rushes into the postsynaptic neuron.
D) Sodium rushes out of the presynaptic neuron.

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