NURSINGpharmacologymediumQRN-NURSING-85F9A7C549

In the presynaptic terminal of neuronal cells, the immediate trigger for the release of neurotransmitter from synaptic vesicles into the synaptic cleft is:

A.A rise in cytosolic Ca2+B.A drop in cytosolic K+C.A drop in cytosolic Ca2+D.A rise in cytosolic Mg2+

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