A patient has been scheduled for a outpatient cardioversion for atrial fibrillation and the physician has asked you to set the cardioverter to a proper initial shock strength. Which of the following would be recommended?

BONUS: A chest tube has been removed from a post-MVA patient after 24 hours of no bubbling in the water seal chamber of the chest drainage system. An occlusive dressing has been applied over the insertion site and the patient appears to be resting comfortably. Your responsibility to the patient at this point is:

Which of the following therapeutic interventions would be appropriate for a neonate with a respiratory rate of 65 breaths/minute while displaying suprasternal and substernal retractions, grunting, nasal flaring, and cyanosis, along with the following blood gas data: pH 7.31; arterial partial pressure of carbon dioxide (PaCO2), 46 mm Hg; arterial partial pressure of oxygen (PaO2), 58 mm Hg?

A patient is brought into the ED that was trapped in a burning office building and was found unconscious. What is the best way to improve oxygenation status of this patient?

All of the following are physical examination findings associated with a large right pleural effusion, EXCEPT:

The normal compensatory mechanism for a left shift in the oxygen dissociation curve is a(n):

You are evaluating a patient who was reported to you as being in a MVA and was resuscitated in the ED. Which of the following would you suspect is the cause of your finding of small “pinpoint” pupils?

Flail chest is acutely managed with:

If the patient’s PvO2 decreases from 43 torr to 25 torr, which of the following should the respiratory therapist assess?

What is the MOST common method of measuring cardiac output in intensive care units (ICUs) around the country?