NUR 406 Exam 18

NUR 406 Exam 18
1. The nurse reviews the arterial blood gases of a patient.Which result would indicate the
patient has later-stage COPD?
a. pH 7.32, PaCO2 58 mm Hg, PaO2 60 mm Hg, HCO3 30 mEq/L
b. pH 7.30, PaCO2 45 mm Hg, PaO2 55 mm Hg, HCO3 18 mEq/L
c. pH 7.40, PaCO2 40 mm Hg, PaO2 70 mm Hg, HCO3 25 mEq/L
d. pH 7.52, PaCO2 30 mm Hg, PaO2 80 mm Hg, HCO3 35 mEq/L
Answer
a. pH 7.32,
PaCO2 58 mm Hg, PaO2 60 mm Hg, HCO3 30 mEq/L
2. A patient's ABG results include
pH 7.31
PaCO2 50 mm Hg PaO2 51 mm Hg HCO3 24 mEq/L
Oxygen is administered at 2 L/min, and the patient is placed in high-Fowler's position. An hour
later the ABGs are repeated with a results of
pH 7.36
PaCO2 40 mm Hg PaO2 60 mm Hg HCO3 24 mEq/L
What is most important for the nurse to do?
a. Increase the oxygen flow rate to 4 L/min
b. Document the findings in the patient's record
c. Reposition the patient in a semi-Fowler's position
d. Prepare the patient for endotracheal intubation and mechanical ventilationAnswer
a.Increase the oxygen flow rate to 4 L/min
3. Which patient is at highest risk for hypoxemic respiratory failure?
a. A patient who has respiratory muscle paralysis
b. A patient who has fractured ribs and a flail chest
c. A patient who has a massive pulmonary embolism
d. A patient who hasslow breathing from a drug overdose
Answer
c.A patient who has a massive pulmonary embolism