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
3. How much and how fast gas can be moved into and out of the lungs
Explanation:
Because pulmonary is relating to the functionality of the lungs and how those functions work. Which in this case, the pulmonary pumps gases in and out the lungs.
