The nurse is caring for a patient who is 2 days post-inhalation burn injury from a house fire. Which outcome best indicates that nursing interventions for impaired gas exchange have been effective?
a. Peripheral pulses are present and strong.
b. PaCO2 is 56 mm Hg.
c. The patient is alert and oriented.
d. The patient is afebrile.
ANS: C
Poor oxygenation results in reduced level of consciousness and confusion, so an alert and oriented patient likely has safe gas exchange. Peripheral pulses and temperature are not directly affected by gas exchange. A PaCO2 of 56 mm Hg shows poor gas exchange.
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