On average, we breath around 20 times per minute, every minute and every hour, day, week, month and year of our lives. It is one of the first things we do immediately after birth and one of the last ...

Key Points Development of the lung as a derivative of the upper gastrointestinal tract. Predisposition of anatomy of the lungs to aspiration of food, saliva, and vomitus. Development of four-chambered ...

Pulmonary function tests are a group of noninvasive breathing tests that measure how much air your lungs can hold, how quickly you can move air in and out and how efficiently your lungs transfer ...