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•Impulse arrives at synoptic knob and causes vesicle to move to the pre-synaptic membrane.
•Vesicle discharges transmitter substance into synaptic cleft.
•Transmitter substance/acetylcholine diffuses across the cleft and attaches to post-synaptic membrane.
•The membrane is depolarized, generating the action potential.
Anganifelix answered the question on April 18, 2018 at 09:45
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