The lungs are a major part of respiratory system. The function of the respiratory system is to supply the body with oxygen and get rid of carbon dioxide.
Review Date: 9/1/2012 Reviewed By: David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M. Health Solutions, Ebix, Inc.