bronchial tree


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bronchial tree

[′bräŋ·kē·əl ′trē]
(anatomy)
The arborization of the bronchi of the lung, considered as a structural and functional unit.
References in periodicals archive ?
Below the epithelial layer is a spiralling layer of smooth muscle that grows thicker further down the bronchial tree, but is absent from the bronchioles.
On the asymmetry of bifurcations in the bronchial tree.
I explain here to students that we essentially use an oppositional postural drainage positioning strategy to allow the surfactant to flow and spread through the bronchial tree and into the alveoli.
The virtual 3-D bronchial tree made possible with the technology extends deep into the lungs reaching more than 17 airway generations.
Shantha has long believed that inhaled insulin can act as a growth-promoting agent to encourage cancer growth in the linings of the mouth, throat, tongue, cheeks, gums, tonsils, trachea, bronchial tree, vocal cords, larynx, nose and nasal air sinuses, olfactory mucosa, and lungs.
10) Diagnostic tests such as esophagography and bronchoscopy are useful in ruling out traumatic or spontaneous esophageal (Boerhaave's syndrome) or bronchial tree ruptures.
33 days, 7 to 9 mm), the bronchial tree develops and the lung buds elongate.
Cooling of the mucosa and increasing interstitial osmolarity in the bronchial tree have both been found to be triggers of bronchospasm by altering blood flow and smooth muscle contraction around the bronchus.
The trachea forms the trunk of an elaborate structure called the bronchial tree.
The larvae break through the capillary wall and enter the alveolar space and the bronchial tree.
Quantifying this "unattached" fraction of daughters is important because virtually all of them, when inhaled, will deposit their radiation in the upper bronchial tree, where most lung cancers begin.
Unfortunately, it is the host that is quickly discouraged; these substances (of which histamine is the best known) cause sneezing, burning and itching of the nasal mucosa, and constriction of the bronchial tree, producing asthma.