Respiratory system

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Respiratory system:

Air is breathed in through the nasal passageways, travels through the trachea and bronchi to the lungs.

Reviewed last on: 8/29/2008
Sean O. Stitham, MD, private practice in Internal Medicine, Seattle, WA; Benjamin Medoff, MD, Assistant Professor of Medicine, Harvard Medical School, Pulmonary and Critical Care Unit, Massachusetts General Hospital. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

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