Sunday, May 27, 2012
Advertisement

Breathing Disorders Learning Center

By taking in oxygen from the air and expelling carbon dioxide, the lungs play a crucial role in maintaining life. The oxygen gathered by the lungs enters the blood as it circulates and is distributed to cells throughout the body. Of all the body's...
Source:Gale Encyclopedia of Childhood and Adolescence
Advertisement
Copyright © 2005 - 2012 Healthline Networks, Inc. All rights reserved.
Healthline is for informational purposes and should not be considered medical advice, diagnosis or treatment recommendations. more details