Psychoactive drugs exert their effect on the brain by
A) decreasing blood supply to the brain.
B) altering neurotransmitter activity.
C) breaking down essential brain amino acids.
D) penetrating the nucleus of the neurons.

Question

Quizplus · Accepted Answer

Psychoactive drugs alter neurotransmitter activity in the brain by either mimicking or blocking the action of specific neurotransmitters, thereby producing varied effects on behavior and cognition. Other options mentioned are not correct as they do not describe the mechanism of action of psychoactive drugs.

Psychoactive Drugs Exert Their Effect on the Brain by