(Hypothetical) If a person has Hepatitis C there's a 95% chance that the screening test will correctly give a positive result. But if the person does not have Hepatitis C, there's a 15% chance that the test will incorrectly give a positive result. True/False

Which of the following are considered general purposes of performing pulmonary function tests (pfts)? 1. the functional status of the lungs 2. the diffusion characteristics of the alveolar-capillary membrane 3. how much and how fast gas can be moved into and out of the lungs 4. the specific diagnosis of pulmonary disease