Which of the following is true of the neurotransmitter serotonin?
A)Its deficiency is responsible for Parkinson disease.
B)Its excess is responsible for depression.
C)It is involved in the regulation of mood and attention.
D)It is not involved in the regulation of sleep.

Question

Quizplus · Accepted Answer

Serotonin is involved in the regulation of mood and attention. It has been linked to various psychiatric disorders including depression, anxiety, obsessive-compulsive disorder (OCD), and bipolar disorder. It also plays a role in sleep-wake cycles, appetite, and aggression. Its deficiency is not responsible for Parkinson disease, and its excess is not responsible for depression.

Which of the Following Is True of the Neurotransmitter Serotonin