The substance that diffuses across the synaptic cleft from one neuron to the next is a
A) neurostimulator
B) neurotransmitter
C) neuroinhibitor
D) combination of sodium and potassium
E) receptor for sodium

Question

Quizplus · Accepted Answer

The substance that diffuses across the synaptic cleft from one neuron to the next is a neurotransmitter. This chemical messenger is released from the axon terminal of the presynaptic neuron and binds to receptors on the membrane of the postsynaptic neuron, thereby transmitting information across the synapse.

The Substance That Diffuses Across the Synaptic Cleft from One