families, also known as stepfamilies, are families where at least one parent is a stepparent.

Match each disease with the body system it affects

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

Can someone give me a hand with this one.