A Patient with a History of Chronic Obstructive Pulmonary Disease

question 37

Multiple Choice

A patient with a history of chronic obstructive pulmonary disease (COPD) has arterial blood gases with pH 7.36, PCO₂ 50 mm Hg, and HCO₃ 20 mEq/L.The patient has oxygen by nasal cannula at 2 L/min.Which order should a nurse anticipate for this patient?

• A)Discontinue oxygen.
• B)Begin oxygen by facemask.
• C)Increase oxygen by nasal cannula to 5 L/min.
• D)Start oxygen with Venturi mask at 28%.

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