A patient was extubated in the postanesthesia recovery room prior to transfer to the intensive care unit (ICU). Upon admission to the ICU the patient is sedated, but will arouse when stimulated. Blood pressure is 106/68 mm/Hg, heart rate is 68 and regular, temperature is 97.8°F, and respirations are 12 bpm. The nurse would monitor this patient for which changes in arterial blood gases?
1. Increase in pH and decrease in PaCO2
2. Increase in pH and increase in HCO3
3. Decrease in pH and increase in PaCO2
4. Decrease in pH and decrease in HCO3
Answer: 3
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