catecholamine

n. any of a class of biogenic amines formed by a catechol molecule and an amine group. Derived from tyrosine, catecholamines include dopamine, epinephrine, and norepinephrine, which are the predominant neurotransmitters in the sympathetic nervous system.

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Psychology term of the day

November 17th 2024

Copernican theory

see heliocentric theory.