Definition of Serotonin

Reviewed on9/22/2022

Serotonin:Aneurotransmitterthat is involved in the transmission of nerve impulses.Serotonincantriggerthe release of substances in the blood vessels of the brain that in turn cause the pain of migraine.

Serotonin is also key to mood regulation;painperception;gastrointestinalfunction, including the perception of hunger and satiety; and other physical functions.

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