16. Beneficial effects of using high inspiratory flows in patients with chronic airflow obstruction receiving flow-limited mechanical ventilation include which of the following? I. decreased work of breathing II. improved gas exchange III. decreased auto-PEEP

14. On a ventilator that has separate rate and minute ventilation (VE) controls, the rate is set at 13/min and the VE at 11 L/min. About what VT is the patient receiving?

24.  What is the best single measure of effective ventilation in the intensive care unit patient?

20. You are monitoring blood pressure during mechanical ventilation of a patient with pneumonia. A temporary increase in blood pressure occurs when the patient coughs. This temporary spike in blood pressure represents what type of variability?

9. In which of the following clinical conditions is noninvasive positive pressure ventilation (NPPV) NOT recommended?

29. Which of the following factors is not associated with an increased risk for auto-PEEP?

13. Which of the following remedies is NOT commonly used in patients ventilated in the assist-control mode with a high ventilatory drive to avoid hyperventilation?

4. What classifies pressure control ventilation (PCV)

A refrigerator requires 15 J of work and exhausts 40 J of heat per cycle. What is the coefficient of performance, K, of the refrigerator? Correct Answer   

The 70 L steel gas tank of a car is filled to the top with gasoline at . The car is left to sit in the sun, and the tank reaches a temperature of . What volume in L of gasoline will overflow from the tank? (