The Metabolic Component of Acid-Base Regulation Is the Renal System

question 22

Multiple Choice

The metabolic component of acid-base regulation is the renal system.Which one of the following statements concerning this component is incorrect?

• A) Renal tubule cells reabsorb sodium and bicarbonate to affect bicarbonate concentration.
• B) Sodium and bicarbonate are important in the exchange of excess H⁺ ions,thus altering blood pH.
• C) The renal system acts to remove excess H⁺ ions by combining them with HPO₄.
• D) In the metabolic component,the renal system responds immediately to a change in acid-base status.

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