Suppose a new neurotransmitter is identified that does not excite or inhibit postsynaptic cells, but affects the release of other neurotransmitters or the sensitivity of postsynaptic cells. This neurotransmitter would most likely be categorized as a(n):
A) neuromodulator.
B) ionotropic modulator.
C) hormone.
D) gas.

Question

Quizplus · Accepted Answer

This type of neurotransmitter that affects the release or sensitivity of other neurotransmitters is known as a neuromodulator. Neuromodulators can alter the strength of synaptic connections and can have a wide range of effects on the nervous system.

Suppose a New Neurotransmitter Is Identified That Does Not Excite