In the Basolateral Membrane of Proximal Tubular Cells, Bicarbonate Is

question 138

Multiple Choice

In the basolateral membrane of proximal tubular cells, bicarbonate is moved out of the cells by

• A)K+/HCO3- countertransporters only.
• B)HCO3- /Cl- countertransporters only.
• C)Na+/HCO3- cotransporters only.
• D)both K+/HCO3- and HCO3- /Cl- countertransporters.
• E)both HCO3- /Cl- countertransporters and Na+/HCO3- cotransporters.

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Definitions:

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