A 53-year-old, 80-kg patient is admitted to the cardiac surgical intensive care unit after cardiac surgery with the following arterial blood gas (ABG) levels. What is the nurse's interpretation of these values?
pH 7.4
PaCO2 40 mm Hg
Bicarbonate 24 mEq/L
PaO2 95 mm Hg
O2 saturation 97%
Respirations 20 breaths per minute
a. Compensated metabolic acidosis
b. Metabolic alkalosis
c. Normal ABG values
d. Respiratory acidosis
C
These are normal values. All parameters are within normal limits.
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