Biological explanations of disordered mood have focused on the effects of several different brain chemicals, and medications used to treat these disorders are designed to work on these various neurotransmitter systems. Which of the following is NOT one of the chemicals that has been implicated in mood disorders?

Question

Quizplus · Accepted Answer

Melatonin is a hormone that regulates sleep-wake cycles and is not typically implicated in mood disorders. Dopamine, norepinephrine, and serotonin are all neurotransmitters that have been linked to mood disorders such as depression and anxiety.

Biological Explanations of Disordered Mood Have Focused on the Effects