bronchiole

(redirected from respiratory bronchiole)
Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.

bron·chi·ole

 (brŏng′kē-ōl′)
n.
Any of the fine, thin-walled, tubular extensions of a bronchus.

[French, from New Latin bronchiola, diminutive of Latin bronchus; see bronchus.]

bron′chi·o′lar (-ō′lər) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

bronchiole

(ˈbrɒŋkɪˌəʊl)
n
(Anatomy) any of the smallest bronchial tubes, usually ending in alveoli
[C19: from New Latin bronchiolum, diminutive of Late Latin bronchium, singular of bronchia]
bronchiolar adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

bron•chi•ole

(ˈbrɒŋ kiˌoʊl)

n.
a small branch of a bronchus.
[1865–70; < New Latin bronchiolum=bronchi(a) (see bronchial) + -olum -ole1]
bron`chi•o′lar, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

bron·chi·ole

(brŏng′kē-ōl′)
Any of the small, thin-walled tubes that branch from a bronchus and end in the alveolar sacs of the lung.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

bronchiole

A tiny subdivision of a bronchus, ending in the little air sacs called alveoli.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.bronchiole - any of the smallest bronchial ducts; ending in alveoli
duct, epithelial duct, canal, channel - a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance; "the tear duct was obstructed"; "the alimentary canal"; "poison is released through a channel in the snake's fangs"
lower respiratory tract - the bronchi and lungs
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

bron·chi·ole

n. bronquiolo, una de las ramas menores del árbol bronquial.
English-Spanish Medical Dictionary © Farlex 2012

bronchiole

n bronquiolo
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
References in periodicals archive ?
These included alveolus models comprising a single hemisphere attached to a duct (i.e., respiratory bronchiole) [11-16], an alveolar duct with multiple alveoli (i.e., alveolated duct) [17, 18], and space-filling-based models with honeycomb or polygonal structures (i.e., terminal alveolar sacs) [19-23].
First-generation respiratory bronchiole with macrophages within the airway lumen and also within the adjacent alveolar airspaces (hematoxylin-eosin, original magnification x4.5).
Measurements in that study were made from a respiratory bronchiole to the edge of the acinus.
Interstitium of respiratory bronchiole (human) Including respiratory bronchiolar wall, peribronchiolar and perivascular connective tissue, and associated vessel walls.
Models of particle (aerosol) deposition have demonstrated the importance of respiratory bronchiole and alveolar duct structures in particle deposition (26-29).
Grading of Severity of Fibrosis for Asbestosis Cases Grade 0 No appreciable peribronchiolar fibrosis, or less than half of bronchioles involved Grade 1 Fibrosis confined to the walls of respiratory bronchioles and the first adjacent tier of adjacent alveoli, with involvement of more than half of all bronchioles on a slide Grade 2 Extension of fibrosis to involve alveolar ducts and/or 2 or more tiers of alveoli adjacent to the respiratory bronchiole, with sparing of at least some alveoli between adjacent bronchioles Grade 3 Fibrotic thickening of the walls of all alveoli between at least 2 adjacent respiratory bronchioles Grade 4 Honeycomb changes Table 2.
As noted above, Niewoehner and colleagues (10) observed that the alveolar walls adjacent to the respiratory bronchiole could show fibrosis.
Anomaly or loss of this surfactant is ended up with micro atelectasis in alveoli and respiratory bronchioles (Holm et al.
PLCH mainly involved the distal respiratory bronchioles. The lung function of most early-stage PLCH patients was normal or only showed dysfunction of alveolar dispersion.
Cigarette smoking produces inflammatory changes in small airways, especially in respiratory bronchioles. This leads to dilatation and destruction of small airways, characterised as emphysema.
Microaspiration can cause lesions localized to membranous and particularly respiratory bronchioles and can mimic CHP with a purely peribronchiolar pattern.
The plausible explanation for the increased prevalence of restrictive lung impairment in exposed group is mainly due to flour dust that reacts with lymphoid and connective tissue in the terminal and respiratory bronchioles and interstitial inflammatory cells.