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AP Psych

Some neurotransmitters and their functions

NeurotransmitterFunctionExamples of Malfunctions
Acetylcholine (ACh) Enables muscle action, learning, and memory With Alzheimer's disease, ACh-producing neurons deteriorate
Dopamine Influences movement, learning, attention, and emotion Excess dopamine receptor activity is linked to schizophrenia. Starved of dopamine, the brain produces the tremors and decreased mobility of Parkinson's disease
Serotonin Affects mood, hunger, sleep, and arousal. Undersupply linked to depression. Prozac and other antidepressant drugs raise serotonin levels
Norepinephrine Helps control alertness and arousal Undersupply can depress mood
GABA (gamma-aminobutyric acid) A major inhibitory neurotransmitter Undersupply linked to seizures, tremors, and insomnia
Glutamate A major excitatory neurotransmitter; involved in memory Oversupply can overstimulate brain, producing migraines or seizures (which is why some ppl avoid MSG in food)
Created by: tadszie
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