There appears to be a common pathway in the brain involving the neurotransmitter ______ that may explain the pleasure-inducing effects of many drugs.
A) cortisol
B) dopamine
C) acetylcholine
D) norepinephrine

Question

Quizplus · Accepted Answer

Dopamine is known to be involved in the brain's reward system and is released in response to pleasurable experiences such as food, sex, and drugs. Many drugs (including cocaine, amphetamines, and opioids) enhance dopamine release, leading to the "high" or pleasurable effects associated with drug use.

There Appears to Be a Common Pathway in the Brain