Physiology Test Question

Which of the following is the most commonly observed mechanism for signal termination at chemical synapses?

	(A) Receptor desensitization
	(B) Neurotransmitter diffusion out of the synapse
	(C) Enzymatic breakdown of neurotransmitter
	(D) Secondary active transport of neurotransmitter out of the synapse by Na⁺-coupled transporters

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Posted: Wednesday, August 6, 2014

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