At the neuromuscular junction, a single action potential arriving at the axon terminal of the somatic motor neuron, leads to the fusion of approximately __________ acetylcholine-containing vesicles with the pre-synaptic plasma membrane.

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Physiology Test Question

At the neuromuscular junction, a single action potential arriving at the axon terminal of the somatic motor neuron, leads to the fusion of approximately __________ acetylcholine-containing vesicles with the pre-synaptic plasma membrane.

	(A) 1
	(B) 10
	(C) 20
	(D) 100
	(E) 200

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Posted: Tuesday, September 2, 2014