After a patient undergoes a thoracentesis, the respiratory therapist notes that the obtained pleural fluid is clear with a slight straw color. This fluid is most likely the result of A. empyema. B. congestive heart failure. C. lung carcinoma. D. hemothorax. B. congestive heart failure. Which of the following would be most important to evaluate for a patient who is entering a smoking cessation program? A. Height B. Smoking history C. Weight D. Diet B. Smoking history 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. Another syringe needs to be used B. Spirometer is accurate C. The plunger was advanced too slowly D. Spirometer may have a leak D. Spirometer may have a leak Which of the following is an indication for high frequency jet ventilation? A. Bronchopleural fistula B. Wilson Mikity syndrome C. Necrotizing lesion of right lung D. Centrilobular emphysema A. Bronchopleural fistula A 43-year-old female patient has just undergone a total abdominal hysterectomy. The patient arrives in the post anesthesia care unit obtunded with minimal response to painful stimulus. What treatment should the respiratory therapist recommend for this patient? A. Initiate assisted ventilation B. Insert oropharyngeal airway