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Canadian Respiratory Journal
Volume 19, Issue 5, Pages e33-e34

Images of the Respiratory System in Ancient Egypt: Trachea, Bronchi and Pulmonary Lobes

Jakub Kwiecinski

Department of Rheumatology and Inflammation Research, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden

Copyright © 2012 Hindawi Publishing Corporation. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


Examination of ancient Egyptians’ depictions of the respiratory tract, dating back to the 30th century BC, reveals their awareness of the pulmonary anatomy: reinforced with cartilaginous rings, the trachea is split into two main bronchi, which then enter the lungs (lungs being divided into pulmonary lobes).