Overview of the Respiratory System
Inside the Lungs
The lining of bronchioles contain cilia and mucous which trap contaminants and move them toward the esophagus, where they are swallowed.
Alveoli are surrounded by an extensive capillary network. All gas exchange between the air and blood occurs across the walls of the alveoli.
- Campbell, N.A., and Reece, J.B. (2008). Biology, 8th Edition. San Francisco, CA: Pearson Benjamin Cummings.
- Raven, P.H. (2005). Biology, 7th Edition. New York, NY: McGraw-Hill.
- OpenStax College. Gross Anatomy of the Lungs, OpenStax CNX CC-BY-3.0. June 19, 2013.
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