Inside of the lungs, the bronchi branch off into bronchioles, which look similar to branches of a tree.
Physiology of Breathing
By Lori Alma, About.com
Updated: September 22, 2008
About.com Health's Disease and Condition content is reviewed by the Medical Review Board
Prev
- How Your Lungs Work
- The Breathing Muscles
- Inflation of the Lungs
- Taking a Breath
- Entering the Lungs
- Entering the Bronchial Tree
- Branching Out into Bronchioles
- Filling Up Air Pockets
- Gas Exhange
- Blowing it All Out
More About Breathing
Explore Cystic Fibrosis
Must Reads
About.com Special Features
Learn how you can reduce your your numbers with these nutrition and exercise tips. More >
Keep yourself, and your family, happy and healthy this fall with these tips. More >
Also from About.com:
©2009 About.com, a part of The New York Times Company.
All rights reserved.