bicarbonate(redirected from HCO 3 -)
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Related to HCO 3 -: hydrogen carbonate
any salt containing the HCO3− anion.
blood bicarbonate (plasma bicarbonate) the bicarbonate of the blood plasma, an important parameter of acid-base balance measured in blood gas analysis.
bicarbonate of soda sodium bicarbonate.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
HCO3-; the ion remaining after the first dissociation of carbonic acid; a central buffering agent in blood.
Farlex Partner Medical Dictionary © Farlex 2012
bicarbonateA salt containing the anion HCO3-, which is the most important buffer in the blood, it is regulated by the kidney, which excretes it in excess and retains it when needed; it increases with ingestion of excess anti-acids, diuretics and steroids; it is decreased with diarrhoea, liver disease, renal disease and chemical poisoning.
Bicarbonate is usually measured in serum as total CO2.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
bicarbonateHCO3 Nephrology A general term for any salt containing the anion HCO3–, which is the most important buffer in the blood; bicarbonate is regulated by the kidney, which excretes it in excess and retains it when needed; it is ↑ in ingestion of excess antiacids, diuretics, steroids; it is ↓ in diarrhea, liver disease, renal disease, chemical poisoning. See Blood gases.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
The ion remaining after the first dissociation of carbonic acid; a central buffering agent in blood.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
Ion remaining after first dissociation of carbonic acid; central buffering agent in blood.
Medical Dictionary for the Dental Professions © Farlex 2012