Medicine pH 7.24, PaO2 55 mm Hg, PaCO250 mm Hg, HCO3-30 mEq/L consistent with: A Respiratory acidosis B Respiratory alkalosis C Metabolic acidosis D Metabolic alkalosis 💡 Explanation pH 7.24, PaO2 55 mm Hg, PaCO250 mm Hg, HCO3-30 mEq/L consistent with: ✓ Correct Answer: A. Respiratory acidosis