Administering oxygen. Photo: Andrew Olney/Getty Images, updated September 03, 2013. Written or reviewed by a board-certified physician. See m s. Medical Review Board. What Is an Arterial Blood Gas Test? An arterial blood gas test, commonly known as an ABG, is performed on blood from an artery.
5. Answer: A. Kidneys and Lungs The carbonic acid concentration is controlled by the amount of carbon dioxide excreted by the lungs. The bicarbonate concentration is controlled by the kidneys, which selectively retain or excrete bicarbonate in response to the bodys needs.
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