When an Action Potential Reaches the End of the Axon

question 257

Multiple Choice

When an action potential reaches the end of the axon terminal:

• A) the action potential "hops" directly across the synaptic cleft.
• B) it electrically activates the receptor sites.
• C) it causes synaptic vesicles to release neurotransmitters.
• D) it reverses direction.

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