1. Which of these patients should the EMT suspect as being mildly hypoxic?

2. The EMT would recognize that administering continuous positive airway pressure (CPAP) at a pressure that is too high can cause:

3. While a 61-year-old female patient in cardiac arrest receives emergency care, you note that her abdomen grows larger with each ventilation provided from a bag-valve mask. Which instructions should you provide to your partner?

4. You are administering oxygen at 2 lpm through a nasal cannula to a confused patient. During transport, you note the SpO2 to be 91%, up from 90% on scene. The patient remains confused. What would your next action be?

5. You are teaching a group of firefighters who are taking classes to become Emergency Medical Responders. The topic is artificial ventilation with the bag-valve mask (BVM). Which point related to use of the BVM is it important to emphasize?

6. You arrive at a residence for a male patient who is unresponsive. As you enter the room, you observe an obese man lying on a recliner. His eyes are closed, and he has gurgling respirations. While your partner is quickly performing a primary assessment, you should immediately prepare to:

7. You are watching an EMT prepare the ambulance for the upcoming shift. In regard to oxygen cylinders and equipment, which action requires immediate intervention?

8. A patient with chest discomfort has the following vital signs: pulse, 88; respirations, 14 breaths/min; blood pressure, 154/84 mmHg; and SpO2, 97% on room air. In this situation, the EMT would address oxygen therapy by:

9. When providing an in-service program on ventilating the geriatric patient, you should emphasize which point in regard to a patient who has dentures?

10. The EMT should use the jaw-thrust maneuver to open the airway for the patient with which type of presentation?

11. When using a therapy regulator, what can be readily observed by the EMT?

12. A young male patient has been stabbed in the right lateral chest. Regarding the respiratory system, which finding presents the greatest danger to his well-being?

13. Which oxygen administration systems will provide the patient with the greatest amount of oxygen?

14. The EMT has just placed an oropharyngeal airway in a patient. By doing so, what has the EMT accomplished?

15. You have arrived next to a patient who reportedly had a seizure. Assessment reveals him to be apneic with vomitus in the airway. He has a radial pulse, and his skin is cool and diaphoretic. What should you do immediately?

16. For which of these patient is placement of an oropharyngeal airway indicated?

17. The EMT is correctly performing the jaw-thrust airway maneuver when she:

18. While you are transporting a patient with altered mental status, he suddenly vomits partially digested food along with large blood clots. The vomitus is too big for the rigid suction catheter. The EMT should immediately place the patient on his side and:

19. A 52-year-old male patient with a brain tumor has gone into respiratory arrest, but still has a pulse and obtainable blood pressure. You assign the task of artificially ventilating the patient with the bag-valve mask to a new Emergency Medical Responder. How will you instruct him to ventilate the patient?

20. You arrive at a residence to assist another crew with a patient in cardiac arrest. As you enter the room, a brand-new EMT informs you that he is having difficulty maintaining the mask seal to the patient's face while ventilating with the BVM. Which response shows that you understand and can help with the problem?

21. You are using an automatic transport ventilator (ATV) for a patient who has an insufficient respiratory effort. What is the best indicator of adequate artificial ventilation by the ATV?

22. A paramedic has asked you to place the patient on a nonrebreather mask at 15 liters per minute. To administer oxygen at this flow rate, you should:

23. Which of these statements about an automatic transport ventilator (ATV) is true?

24. When using a pocket mask to ventilate an unresponsive adult patient, the EMT must always:

25. You must transport a patient with carbon monoxide poisoning to a specialized facility for treatment. Transport time is estimated at 1.5 hours. The patient is on a nonrebreather face mask with a continuous oxygen flow of 15 lpm. In the ambulance, you have a G tank with 1100 psi inside. Knowing that the cylinder constant is 2.41, which action should the EMT take in relation to the amount of available oxygen and transport time?