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| Q. |
Regarding H+ renal excretion: |
| A. | the distal convoluted tubule brush border contains carbonic anhydrase |
| B. | H+ secretion occurs in all segments of the nephrons |
| C. | H+ + NH3 →NH4+ is the most significant tubular buffering reaction |
| D. | CO2 is recycled / resorbed in the PCT to allow enhanced acid secretion |
| E. | collecting duct |
| Answer» D. CO2 is recycled / resorbed in the PCT to allow enhanced acid secretion | |
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