James is being treated for depression with a drug that blocks the reuptake of serotonin.This antidepressant drug functions as a(n)
A) steroid.
B) agonist.
C) opiate.
D) antagonist.

Question

Quizplus · Accepted Answer

The drug that blocks the reuptake of serotonin is an agonist because it enhances the effects of serotonin by preventing its reabsorption into the presynaptic cell. This leads to an increased concentration of serotonin in the synaptic cleft, which can help alleviate symptoms of depression.

James Is Being Treated for Depression with a Drug That