Which of the following pharmacological actions would be expected to prevent an inhalant's psychoactive effects?
A) an antagonist for 5-HT₃ receptors.
B) an antagonist for NMDA receptors.
C) an agonist for L-type calcium channels.
D) an antagonist for GABAA receptors.

Question

Quizplus · Accepted Answer

Inhalants primarily exert their psychoactive effects by enhancing the activity of GABAA receptors, which are inhibitory neurotransmitter receptors in the brain. An antagonist for GABAA receptors would block or reduce the activity at these receptors, thereby preventing the psychoactive effects of inhalants.

Which of the Following Pharmacological Actions Would Be Expected to Prevent