What Is the Normal Disparity Between End-Tidal PCO₂ and PaCO₂

question 23

Multiple Choice

What is the normal disparity between end-tidal PCO₂ and PaCO₂?

• A) End-tidal PCO₂ is 1 to 5 mm Hg less than PaCO₂
• B) End-tidal PCO₂ is 5 to 10 mm Hg less than PaCO₂
• C) End-tidal PCO₂ is 1 to 5 mm Hg higher than PaCO₂
• D) End-tidal PCO₂ is 5 to 10 mm Hg higher than PaCO₂

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