Respiratory system
Respiratory system

The upper respiratory tract (upper airway) consists of the nose, mouth, sinuses, and throat. The lower respiratory tract consists of the trachea, bronchial tubes, and the structures inside the lungs.
Credits
| Primary Medical Reviewer | Caroline S. Rhoads, MD - Internal Medicine |
| Specialist Medical Reviewer | W. David Colby, MSc, MD, FRCPC - Infectious Disease |
| Last Updated | August 2, 2007 |
| Last updated: | August 02, 2007 |
|---|---|
| Reviewed By: | Caroline S. Rhoads, MD - Internal Medicine, W. David Colby, MSc, MD, FRCPC - Infectious Disease |
© 1995-2007, Healthwise, Incorporated. Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated.
This information is not intended to replace the advice of a doctor. By using AOL Body, you indicate that you have read, understood, and agreed to our Terms of Service, and AOL Body Advertising Policy. Read more about our content partners.
Search
Where Does it Hurt?
If you're experiencing aches and pains we can help you find answers. Find out what your symptoms mean for your health.