Acid-Base Balance Disorders · NCLEX Exam

In respiratory alkalosis, how do the kidneys compensate?

  1. Retaining HCO3 to buffer acid
  2. Excreting HCO3 and retaining H+
  3. Excreting H+ ions exclusively
  4. Excreting Na+ along with HCO3
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Correct answer: Excreting HCO3 and retaining H+

The kidneys compensate by excreting bicarbonate and retaining hydrogen ions to lower pH in respiratory alkalosis.

Difficulty: Medium Question 16 of 25

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