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A 75 kg (165 lb) patient with acute lung injury is being mechanically ventilated at the following settings: A/C VC, VT 300 mL, RR 16/min, PEEP 5 cmH2O, and an FiO2 of 50%. The following arterial blood gas results are obtained: pH 7.30, PaCO2 58, PaO2 79, HCO3- 28. The patient’s condition should be described as: 

A patient receiving high frequency oscillatory ventilation (HFOV) demonstrates excess CO2 retention on a recent arterial blood gas. Which of the following could be adjusted to correct this situation?

A patient receiving pressure-controlled ventilation has acute hypoventilation with an ETCO2 of 70 torr. His vital signs include: HR 90/min, RR 18/min, SpO2 94%. Which of the following change(s) will address the situation? 1. Increase the pressure limit 2. Increase the sensitivity 3. Increase the mandatory rate 4. Decrease the inspiratory time

The respiratory therapist prepares to assist with the intubation of an adult male patient. The anesthesiologist resident wishes to administer a neuromuscular blocker that has a fast onset and short duration. Which of the following should the therapist recommend? 

What increase in FEV1 during a post-bronchodilator spirometry is needed to confirm reversibility of an obstructive pattern?

All of the following are goals of bronchial hygiene therapy EXCEPT

A patient admitted to the ED is noted to have pulse and blood pressure variations with respirations. This is most indicative of:

The respiratory therapist prepares to administer inhaled nitric oxide to a patient with pulmonary hypertension. The most appropriate initial dose of iNO for this patient is: 

When preparing to insert an indwelling urinary catheter, the nurse should maintain sterile technique to prevent which complication?

Which information shown in the table below about a patient who has just arrived in the emergency department is most urgent for the nurse to communicate to the health care provider? Assessment Complete Blood Count Patient History BP 110/68 Pulse 98 beats/min Brisk capillary refill Multiple ecchymoses on arms Hgb 14.6 g/dL Hct 30% WBC 2100/µL Platelets 319,500/µL Occasional aspirin use Abdominal pain x 2 days Large, dark stool this morning