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URL of this page: //medlineplus.gov/ency/imagepages/9248.htm
Respiratory system
Overview
Air is breathed in through the nasal passageways, travels through the trachea and bronchi to the lungs.
Review Date 10/21/2025
Updated by: Warren Brenner, MD, Oncologist, Lynn Cancer Institute, Boca Raton, FL. Review provided by VeriMed Healthcare Network. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.
