To get the most out of your COPD treatment, it is important to know what goes on inside your lungs. The job of the lungs is to get air and gases into and out of the body. Take a tour of the respiratory system to see how this process occurs.
Images 1-6 of 6
 Nose and Nasal Cavity |  The Upper Respiratory System |  The Lower Respiratory System |  Inside the Lungs |
 The Role of the Diaphragm |  The Process of Breathing |
- Graphic Index
- Text Index
