The greater the influx of calcium into the presynaptic axon terminal,the greater the
A) release of neurotransmitter.
B) magnitude of inhibition.
C) amplitude of the action potential.
D) rate of reuptake.

Question

Quizplus · Accepted Answer

Calcium influx triggers exocytosis of synaptic vesicles containing neurotransmitters, leading to their release into the synaptic cleft. Thus, the greater the influx of calcium, the greater the release of neurotransmitter.

The Greater the Influx of Calcium into the Presynaptic Axon