The Post-Operative Patient Is Placed on NPPV to Increase Alveolar

The post-operative patient is placed on NPPV to increase alveolar ventilation.After 4 hours the patient has arterial blood gases drawn that reveal hypoxemia and hypercarbia.Which of the following could be the cause of these arterial blood gas abnormality?

A) A proper size fitting face mask
B) A leak in the NPPV circuitry
C) A pressure sore on the patient's face
D) Too much pressure being delivered

Correct Answer:

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