Transmitter substances may be described as all of the following EXCEPT
A) include acetylcholine.
B) change the permeability of postsynaptic cells.
C) may be excitatory or inhibitory.
D) may participate in synaptic integration.
E) ions.

Question

Quizplus · Accepted Answer

Transmitter substances, also known as neurotransmitters, are chemical messengers that transmit signals across a chemical synapse. They include substances like acetylcholine and can change the permeability of postsynaptic cells, be excitatory or inhibitory, and participate in synaptic integration. However, ions themselves are not transmitter substances.

Transmitter Substances May Be Described as All of the Following