synaptic transmission. structure of chemical synapse

anatomy are axon biology brain care cell channel chemical dendrite depression diagram dopamine education epinephrine from health healthcare healthy hormone human illustration into ligandgated mechanisms medical medicine nerve nervous neurology neuron neurone neurons neurotransmitter neurotransmitters packaged presynaptic receptor release science serotonin signal signals somatostatin structure synapse synapses synaptic system target transmission transmit typical vesicle vesicles voltagegated