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mucociliary
(redirected from mucociliary escalator)

   Also found in: Acronyms 0.01 sec.
mucociliary /mu·co·cil·i·ary/ (mu″ko-sil´e-ar-e) pertaining to mucus and to the cilia of the epithelial cells in the airways.
mucociliary
pertaining to a combination of cilia and mucus.

mucociliary blanket
a blanket of mucus overlying cilia beating in a watery sol on the surface of the respiratory mucosa.
mucociliary escalator
the nonimmunological defense mechanism involving ciliary action and flow of mucus from bronchioles, through the bronchi and trachea to the larynx, by which particulate matter is removed from the respiratory tract. Called also mucociliary ladder.
mucociliary ladder
see mucociliary escalator (above).
mucociliary transport
the effect of the operation of the mucociliary escalator.


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Potential explanations include changes in the ionic milieu of the lower airways favoring the growth of NTM, alterations to the mucociliary escalator resulting in the retention of organisms over time, and as yet undetermined genetic or immunologic factors.
[1-4] Mineral dusts on the surface of the bronchial mucosa can be phagocytized by macrophages, which either are expelled by the mucociliary escalator or migrate through the epithelial barrier into the bronchial mucosa.
Regulation of hydration by controlling pH and ionic concentrations may also alter the marking of the mucociliary escalator.
 
 
 
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