Biology, 26.07.2019 08:00 southerntouch103
When an action potential arrives at the presynaptic membrane, depolarization occurs, opening voltage-gated channels. this allows an influx of ca2+ ions that are needed to trigger the release of neurotransmitter into the synapse. if a calcium channel blocker, such as cadmium, is injected into the presynaptic cell, which explanation best describes cadmium's effect on the transmission of the impulse?
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When an action potential arrives at the presynaptic membrane, depolarization occurs, opening voltage...
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