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 ...

Lungs are remarkable organs that continuously achieve amazing feats, which they do so well that we take them for granted, except when their function is diminished. It all happens in a space inside ...

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 ...

Alveoli are tiny air sacs in your lungs that take up the oxygen you breathe in and keep your body going. Although they’re microscopic, alveoli are the workhorses of your respiratory system. People ...

The gas exchange system is responsible for getting oxygen into the blood and removing carbon dioxide as a person breathes. Breathing is also called 'ventilation' and is the movement of gases into and ...