MDCAT Biology MCQ #2461

Certain sedative drugs work by enhancing the effect of an inhibitory neurotransmitter. Which of the following is an inhibitory neurotransmitter?

MDCAT Biology MCQ #2461

  1. Question 1

    Q1. Certain sedative drugs work by enhancing the effect of an inhibitory neurotransmitter. Which of the following is an inhibitory neurotransmitter?

    • A) Adrenaline
    • B) GABA
    • C) Acetylcholine
    • D) Dopamine

    Answer: GABA

    Explanation: GABA is the primary inhibitory neurotransmitter in the CNS. Adrenaline is tempting but is typically an excitatory neurotransmitter.