Which neurotransmitter is associated with sleep, mood, and appetite?

A) GABA
B) serotonin
C) dopamine
D) acetylcholine

Serotonin

A neurotransmitter with various functions, including contributing to feelings of well-being and happiness.

Sleep

A naturally recurring state of mind and body characterized by altered consciousness, relatively inhibited sensory activity, and inhibition of nearly all voluntary muscles.

Mood

A temporary state of feeling or emotion that impacts a person's perception of the world around them.