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 heart to ...

Arthur Dalley authors and edits anatomical textbooks and atlases for, and consults with, Wolters Kluwer Health, LLC, a publisher for health care students and professionals. Lungs are remarkable organs ...

Take a deep breath — here's how the respiratory system works. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The human respiratory system is a ...

The respiratory system is responsible for the exchange of carbon dioxide and oxygen in the human body. This system also helps remove metabolic waste products and keep pH levels in check. The major ...

a: Gross anatomy of lung and thorax. b: Microscopic anatomy of bronchial wall. C: View of terminal airway and alveoli. d: Alveolar structure.