There is now fairly general agreement that most of the primary hallucinogenic effects of LSD are mediated through which neurotransmitter system?
A)GABAergic
B)cholinergic
C)dopaminergic
D)serotonergic

Question

Quizplus · Accepted Answer

LSD is known to activate serotonin receptors, particularly the 5-HT2A subtype, which leads to the primary hallucinogenic effects. This interaction with the serotonergic system is thought to be the main mechanism of action for LSD.

There Is Now Fairly General Agreement That Most of the Primary