Marijuana, LSD, mescaline, and psilocybin cause their effects by
A) slowing the removal of glutamate after it is released.
B) depressing activity in the nervous system.
C) simulating the neurotransmitter acetylcholine.
D) affecting neurotransmitter systems that carry messages between brain cells.

Question

Quizplus · Accepted Answer

Marijuana, LSD, mescaline, and psilocybin affect neurotransmitter systems that carry messages between brain cells. Specifically, they bind to and activate or inhibit receptors for neurotransmitters such as serotonin, dopamine, and glutamate, altering neural activity in various ways.

Marijuana, LSD, Mescaline, and Psilocybin Cause Their Effects by