A 63-year-old male patient presents with a chronic cough and shortness of breath. He reports that he has smoked 1.5 packs of cigarettes per day for 40 years. What is his pack-year smoking history? 

What lung diseases are associated with increased radiographic density (lungs are too white or opaque)? I. Edema II. Pneumonia III. COPD IV. Atelectasis

What is the most cost-effective way for a respiratory care department to disinfect large amounts of reusable plastic tubing and oxygen masks? 

A patient with a pulmonary embolism has been given a clot-dissolving medication. Before drawing an arterial blood gas sample, what laboratory data should be reviewed?

The respiratory therapist is instructing a patient who is about to be discharged from the hospital the proper method for cleaning equipment in the home. Which of the following should be included in the procedure?

A pneumothorax would appear on a chest radiograph as a _____.

A patient recovering from COPD exacerbation is being evaluated for discharge. Which tool is commonly used to assess their ability to perform ADLs?

The patient’s medical record may be

The tell-tale sign of pulmonary edema on a chest radiograph is

When interviewing a patient in regards to their medical history, which of the following is true?