A particular neurotransmitter:

Question

Quizplus · Accepted Answer

Neurotransmitters can have different effects depending on the receptor site to which they attach. This is because different receptor sites are associated with different biochemical pathways and responses. Some neurotransmitters can even have both excitatory and inhibitory effects depending on the receptor site. Option A is incorrect because some neurotransmitters can have both excitatory and inhibitory effects. Option C is incorrect because some neurotransmitters can be found in both the central and peripheral nervous systems. Option D is incorrect because neurotransmitters typically have specific receptor sites that they attach to.

A Particular Neurotransmitter