The Patient Was Admitted to the ICU in Respiratory Acidosis

Multiple Choice

The patient was admitted to the ICU in respiratory acidosis secondary to smoke inhalation and exposure to caustic gases.After placement of an endotracheal tube and connection to a mechanical ventilator,the arterial blood gas results are pH = 7.28,PaO₂ = 85,PaCO₂ = 60.What changes to care does the nurse anticipate?

A) Wean the patient from the ventilator.
B) Increase the concentration of oxygen delivered.
C) Decrease the concentration of oxygen delivered.
D) Increase the number of breaths per minute on the ventilator.