Physiological AdaptationQuestion 1669 of 2368
Which arterial blood gas result is consistent with hypercapnia?
- PaCO2 of 38 mmHg
- PaCO2 of 52 mmHg
- PaO2 of 90 mmHg
- HCO3 of 24 mEq/L
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Correct answer: PaCO2 of 52 mmHg
Hypercapnia is present when PaCO2 is higher than 45. The other values are within normal ranges.
Source: Nursing Skills, 2nd edition (Open RN, Chippewa Valley Technical College, 2023), Oxygen Therapy: Hypoxia and Hypercapnia. Licensed under CC BY 4.0.
Practice the topic "Physiological Adaptation"Questions last reviewed: 18 October 2026