At a chemical synapse, the presynaptic and postsynaptic neurons touch and chemicals are exchanged through gap junctions.

Question

Quizplus · Accepted Answer

At a chemical synapse, the presynaptic and postsynaptic neurons do not physically touch; instead, neurotransmitters are released into the synaptic cleft (the gap between neurons) to transmit signals. Gap junctions are characteristic of electrical synapses, not chemical ones.

At a Chemical Synapse, the Presynaptic and Postsynaptic Neurons Touch