The mechanism of action of the MAO inhibitor antidepressants is to:
A)blockade of receptors (antagonist action).
B)blockade of neurotransmitter reuptake (reuptake inhibitor).
C)blockade of enzymatic breakdown of neurotransmitter.
D)increase in release of neurotransmitter.

Question

Quizplus · Accepted Answer

MAO inhibitor antidepressants work by blocking the action of monoamine oxidase (MAO), an enzyme that breaks down neurotransmitters like serotonin, norepinephrine, and dopamine. By inhibiting MAO, these drugs increase the availability of these neurotransmitters in the brain, which can alleviate symptoms of depression.

The Mechanism of Action of the MAO Inhibitor Antidepressants Is