Studies of neurochemistry and suicide have found low levels of ____________ major metabolite in suicide victims.
A)norepinephrine's
B)dopamine's
C)serotonin's
D)all of the above

Question

Quizplus · Accepted Answer

Studies have consistently found low levels of serotonin and its major metabolite, 5-hydroxyindoleacetic acid (5-HIAA), in the brains of suicide victims. Low levels of norepinephrine and dopamine have also been implicated in suicidal behavior, but not as consistently as serotonin. Therefore, choice C (serotonin's) is the best answer.

Studies of Neurochemistry and Suicide Have Found Low Levels of ____________