AP PSYCH NEUROTRANSMITTERS SIMPLIFIED

Acetycholine (Ach)

Enables muscle action, learning, and memory

Dopamine

Influences movement, learning, attention, and emotion

Seratonin

Affects mood, hunger, sleep, and arousal. Some antidepressant drugs also raise this neurotransmitter’s levels.

Norepinephrine

Helps control alertness and arousal

GABA (gamma-aminobutyric acid)

Undersupply linked to seizures, tremors, and insomnia

Glutamate

Involved in memory. Oversupply can overstimulate the brain, producing migraines or seizures.