A chemical substance that travels a relatively long distance to influence the activity of neurons is called a(n)

Question

Quizplus · Accepted Answer

Neuromodulators are chemicals that modify the response of neurons to neurotransmitters, often by traveling longer distances within the brain or body to influence the activity of groups of neurons. Unlike neurotransmitters, which typically act over very short distances at specific synapses, neuromodulators can diffuse more widely and have longer-lasting effects.

A Chemical Substance That Travels a Relatively Long Distance to Influence