Med Surg- Exam 2-TPN, Cholecysistitis,
Acute respiratory failure, Ards And ABG
sherpath Questions Study Set
The patient's ABG values are pH 7.30, PaCO2 35 mm Hg, and bicarbonate (HCO3) 16
mEq/L. Which interpretation would the nurse use when updating the patient's plan of
care?
1. Metabolic acidosis
2. Metabolic alkalosis
3. Respiratory acidosis
4. Respiratory alkalosis - Answer 1.
How can you remember ABG's? - Answer ROME
ROME - Answer Respiratory Opposite
Metabolic Equal
Respiratory alkalosis: - Answer pH high and PaCO2 is low
Respiratory acidosis: - Answer pH is low and the PaCO2 is high
Metabolic acidosis/alkalosis - Answer pH and HCO3 are high
A patients ABG results are pH 7.33, PacO2 50 mmHg, PaO2 75 mm Hg, HCO3 24 mEq/L,
and SaO2 81%. Which interpretation of the clinical manifestations?
5. Metabolic acidosis
6. Metabolic alkalosis
7. Respiratory acidosis
8. Respiratory alkalosis - Answer 7.
The nurse recognizes that parenteral nutrition is often prescribed for which patient
conditions. (Select all that apply)
9. Cancer
10. Complicated surgery
11. Severe malabsorption
12. Nutritional disorders
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