6. One of the roles of the kidneys is to help buffer body fluids so that they are not too acidic or too basic. The cells

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6 One Of The Roles Of The Kidneys Is To Help Buffer Body Fluids So That They Are Not Too Acidic Or Too Basic The Cells 1 (300.87 KiB) Viewed 68 times

6. One of the roles of the kidneys is to help buffer body fluids so that they are not too acidic or too basic. The cells of the renal tubule secrete H+ into the tubule lumen and absorb bicarbonate (HCO3), passing it into the tissue fluid. Consider the reaction catalyzed by the enzyme carbonic anhydrase, shown in the accompanying figure. Interstitial fluids Na+ HCO Carbonic anhydrase U Renal tubule cell #*+Hc0; =H.00,=c03+H2O Spontaneous dissociation Na Nat Renal tubule lumen H+ + HCO3 =H,00,=CO+H20 Biology. How Life Works. Third Edition 2019 Macmillan Learning During heavy exercise, the reaction shifts to the right in the tubule lumen of the nephron. true O false