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Respiratory System

Respiratory System

Respiratory system

The upper respiratory tract (upper airway) consists of the nose, mouth, sinuses, and throat.

The lower respiratory tract consists of the trachea, bronchial tubes, and the structures inside the lungs.

By Healthwise Staff
E. Gregory Thompson, MD - Internal Medicine
W. David Colby IV, MSc, MD, FRCPC - Infectious Disease
Last Revised May 28, 2013

Last Revised: May 28, 2013

Author: Healthwise Staff

Medical Review: E. Gregory Thompson, MD - Internal Medicine & W. David Colby IV, MSc, MD, FRCPC - Infectious Disease

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