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atrial natriuretic factor

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noun

any of several peptide hormones that are released by the atria of the heart in response to an abnormal increase in blood volume and that modulate blood pressure and the excretion of sodium, potassium, and water. Abbreviation: ANF

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Also called atriopeptin, auriculin.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

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Medical definitions for atrial natriuretic factor

atrial natriuretic factor

n.

A peptide hormone released from cardiac atrial tissue that causes increased elimination of sodium by the kidney.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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