The Nurse Is Caring for a Mechanically Ventilated Patient Admitted

question 35

Multiple Choice

The nurse is caring for a mechanically ventilated patient admitted with a traumatic brain injury.Which arterial blood gas value assessed by the nurse indicates optimal gas exchange for a patient with this type of injury?

• A) pH 7.38; PaCO₂ 55 mm Hg; HCO₃ 22 mEq/L; PaO₂ 85 mm Hg
• B) pH 7.38; PaCO₂ 40 mm Hg; HCO₃ 24 mEq/L; PaO₂ 70 mm Hg
• C) pH 7.38; PaCO₂ 35 mm Hg; HCO₃ 24 mEq/L; PaO₂ 85 mm Hg
• D) pH 7.38; PaCO₂ 28 mm Hg; HCO₃ 26 mEq/L; PaO₂ 65 mm Hg

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