What does it mean when they say your lungs are leaking after surgery?

Drug that change your sense of and make you see and hear thing that are not real

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

Second hand smoke can be almost as harmful as smoking. true or false?