bronchial tree

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tree

 [tre]
an anatomic structure with branches resembling a tree.
bronchial tree the bronchi and their branching structures; see color plates.
tracheobronchial tree the trachea, bronchi, and their branching structures; see color plates.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

bronchial tree

The bronchi and their branching bronchioles. The trachea divides into two mainstem (primary) bronchi at the level of the sternal angle at the point of the carina, an acutely angled anatomical landmark; the right mainstem bronchus divides into two lobar (secondary) bronchi, and the left mainstem bronchus divides into three lobar bronchi; these in turn divide into segmental (tertiary) bronchi, quaternary, quinary, etc.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
References in periodicals archive ?
This study was carried out to know the usefulness of bronchoscopy in sputum smear negative pulmonary tuberculosis patient diagnosed on clinically and radiologically grounds, by direct visualization of bronchial tree and collecting specimens such as bronchial aspirate, bronchoalveolar lavage and postbronchoscopy sputum and to assess the positivity of these specimens through smear examination for AFB by Ziehl- Neelsen staining method.
Aspirated objects were removed from the following locations; right bronchial tree (44%, n=37), left bronchial tree (33.