A 16-year-old patient with a history of intermittent asthma has a chest radiograph that indicates bilateral basilar pneumonia. The following results are obtained while the patient is breathing spontaneously on room air: pH 7.42 RBC 5 mill/mm PaCO2 41 torr Hb 12g/dL PaO2 57 torr Hct 40% SaO2 89% WBC 3200/mm HCO3 24 mEq/L Temp. 37.8 Celcius BE 0 The respiratory therapist should recommend which of the following? A 16-year-old patient with a history of intermittent asthma has a chest radiograph that indicates bilateral basilar pneumonia. The following results are obtained while the patient is breathing spontaneously on room air: pH 7.42 RBC 5 mill/mm PaCO2 41 torr Hb 12g/dL PaO2 57 torr Hct 40% SaO2 89% WBC 3200/mm HCO3 24 mEq/L Temp. 37.8 Celcius BE 0 The respiratory therapist should recommend which of the following? Initiate non-invasive positive pressure ventilation Institute mechanical ventilation Administer antibiotics Supplemental Oxygen