NOR-EPI has various meanings in the Sleep category. Discover the full forms, definitions, and usage contexts of NOR-EPI in Sleep.
Norepinephrine also called noradrenaline, or 4,5-β-trihydroxy phenethylamine is a catecholamine with multiple roles including those as a hormone and a neuro transmitter. It is the hormone and neuro transmitter most responsible for vigilant concentration in contrast to its most chemically similar hormone, dopamine, which is most responsible for cognitive alertness.
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