What event causes the release of neurotransmitters into the synaptic cleft? The
ID: 60553 • Letter: W
Question
What event causes the release of neurotransmitters into the synaptic cleft?
The arrival of the action potential at the postsynaptic neuron.
The arrival of the resting potential at the postsynaptic neuron.
The arrival of the action potential at the terminal buttons.
The arrival of the resting potential at the terminal buttons.
What event causes the release of neurotransmitters into the synaptic cleft?
The arrival of the action potential at the postsynaptic neuron.
The arrival of the resting potential at the postsynaptic neuron.
The arrival of the action potential at the terminal buttons.
The arrival of the resting potential at the terminal buttons.
Explanation / Answer
c. The arrival of the action potential at the terminal buttons
The arrival of action potential at the terminal buttons causes release of neurotransmitter from the nerve terminals by exocytosis (influx of calcium ions).
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