URL of this page: //medlineplus.gov/ency/article/002290.htm


The words "respiratory" and "respiration" refer to the lungs and breathing.

Alternative Names



Merck Manual Consumer Version website. Overview of the respiratory system. www.merckmanuals.com/home. Updated June 2019. Accessed January 31, 2021.

Review Date 10/10/2020

Updated by: Linda J. Vorvick, MD, Clinical Associate Professor, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.