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chemical messengers of the neuron

neurotransmitters

chemical messengers of neurons; ex: actylcholine, dopamine, serotonin, norepinephrine, GABA, endorphins

acetylcholine

neurotransmitter associated with learning, memory, and muscle contractions; associated disorders: alzheimer's

dopamine

neurotransmitter associated with movement, thought processes, and rewarding sensations; associated disorders: parkinson's disease, schizophrenia, drug addiction

serotonin

neurotransmitter associated with emotional states, sleep, and sensory perception; associated disorders: depression

norepinephrine

neurotransmitter associated with physical arousal, learning, memory, and regulation of sleep; associated disorders: depression, stress

GABA

gamma-aminobutyric acid; neurotransmitter associated with the inhibition of brain activity; associated disorders: anxiety disorders

endorphins

neurotransmitter associated with pain perception and positive emotions; associated disorders: opiate addiction

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