In cases of hypercapnia there is_______________?
Correct answer: B. Decreased pH of blood
- A. Increased pH of blood
- B. Decreased pH of blood
- C. Remains same
- D. Increased oxygen concentration in blood
Explanation
Hypercapnia means excess CO₂, which combines with water to form carbonic acid and increases hydrogen ions, thereby lowering blood pH. Renal compensation may later reduce this fall, but the immediate effect is acidosis.
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