The lungs are located in the chest cavity. They are responsible for the exchange of oxygen and carbon dioxide between our blood and the air we breathe in and out. Cells in the body require a constant supply of oxygen in order to produce energy.
Review Date 12/9/2016
Updated by: Kimberly G. Lee, MD, MSc, IBCLC, Associate Professor of Pediatrics, Division of Neonatology, Medical University of South Carolina, Charleston, SC. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.