atrial natriuretic peptide

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Related to Atrial-natriuretic peptide: atrial natriuretic factor, Atrial natriuretic hormone

atrial natriuretic peptide

n.
A peptide hormone that is produced by the right atrium of the heart in response to elevated blood pressure and stimulates the excretion of sodium and water by the kidneys. Also called atrial natriuretic factor.