Question

What occurs when the action potential reaches the end of the axon?

a. an action potential takes place in the next cell
b. a neurotransmitter is released into the synaptic cleft
c. a neurotransmitter is released into the next cell
d. all of the above

Answer 1

The answer is c. An AP causes the release of neurotransmitter into the synaptic cleft which binds to its receptors on the Post-synaptic membrane thus triggering a response.