| Biochemistry. atrial natriuretic factor. |
| 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 |
| ANF abbr. atrial natriuretic factor |
| atrial natriuretic factor n. Abbr. ANF A hormonal substance produced by the right atrium of the heart that stimulates the excretion of sodium and water by the kidneys and helps regulate blood pressure. |
ANF abbr.
antinuclear factor
atrial natriuretic factor n.
A peptide hormone released from cardiac atrial tissue that causes increased elimination of sodium by the kidney.
ANF
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