Which Statement About the Kidneys' Role in Acid-Base Balance Is

question 152

Multiple Choice

Which statement about the kidneys' role in acid-base balance is false?

• A) Bicarbonate and sodium ions enter the nephron during glomerular filtration.
• B) Cells of the renal tubule secrete hydrogen ions in exchange for sodium ions.
• C) Renal tubule cells contain the enzyme carbonic anhydrase.
• D) A symporter carries sodium and bicarbonate ions from the renal tubule cell into the interstitial fluid.
• E) Whereas the kidneys control levels of CO₂ in the blood, the lungs control levels of H⁺ in the blood.

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