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Which of the following would be the most appropriate test to evaluate partial vocal cord paralysis in a patient complaining of difficulty swallowing? 

A 2-year-old child with croup has been intubated for 4 days with a 4 mm ID uncuffed endotracheal tube. Heated aerosol at an FIO2 of 0.30 has been delivered to the patient. The physician asks the respiratory therapist to evaluate the patient for possible extubation. Which of the following would most likely indicate that the patient is ready for extubation?

After completing oxygen rounds, the respiratory therapist must clean flowmeters that were removed from rooms where no patients were receiving oxygen therapy. Which of the following methods is most appropriate for disinfection of the flowmeters? 

A patient in the intensive care unit has the following hemodynamic measurements: CVP (mm Hg) 5PAP (mm Hg) 29/8PCWP (mm Hg) 8BP (mm Hg) 130/70Cardiac output (L/min) 5.1Cardiac index (L/min/m2) 2.7 What is the pulse pressure?

A patient recently underwent a coronary artery bypass and is now receiving Incentive Spirometry QID. The patient’s inspiratory capacity has diminished over the past several days and the patient is becoming increasingly short of breath. Chest radiograph shows left lower lobe consolidation with air bronchograms. The respiratory therapist would conclude that the patient has developed

During recovery from resection of an aortic aneurysm, a 65-year-old female patient suddenly develops severe substernal chest pain with grave dyspnea. The physician describes the bilateral breath sounds as basilar moist crepitant crackles. The patient appears pale, cool and diaphoretic. Which of the following should the respiratory therapist recommend as part of the initial assessment of this patient?

Adjusting the inspiratory flow during an IPPB treatment will result in a change in

The respiratory therapist is calibrating a spirometer and checking the volume with a 3.0 liter super syringe. The volumes recorded are: 2.85 L, 2.8 L, and 2.8 L. Based upon the information obtained which of the following is a correct statement?

A patient in the intensive care unit has the following hemodynamic measurements: CVP (mm Hg) 5PAP (mm Hg) 29/8PCWP (mm Hg) 8BP (mm Hg) 130/70Cardiac output (L/min) 5.1Cardiac index (L/min/m2) 2.7 What is the pulse pressure?

During recovery from resection of an aortic aneurysm, a 65-year-old female patient suddenly develops severe substernal chest pain with grave dyspnea. The physician describes the bilateral breath sounds as basilar moist crepitant crackles. The patient appears pale, cool and diaphoretic. Which of the following should the respiratory therapist recommend as part of the initial assessment of this patient?