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The nose_________,___________ &__________ inspired air, making it useable by the lungs.
Filters, Humidify & Warms
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What is the most common cause of airway obstruction in adults?
The toung
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What anatomic structure prevents aspiration of foods & liquids?
The epiglottis
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The Eustachian Tubes connect what two anatomic structures?
The nasopharynx to the middle ear
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What cell type produces mucous?
Goblet cell
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How fast does mucous move up the airway in a normal, healthy patient?
2cm per minute
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What five factors are known to slow clearance of mucose
- cigarette smoke
- Dehydration
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Fibrous bands, streched across the larynx are?
True & False vocal folds
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The narrowist part of the infant's airway, where the endotracheal tube seals is the___________________?
Cricoid cartilage
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the length of the normal adult treachea is__________________
11cm to 13cm
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The point at which the treachea bifurcates into the right & left mainstem bronchi is termed the______________
Carina
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The right mainstem bronchus off the treachea at approximately a __________ degree angle
25
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The left mainstem bronchus comes off the treachea at approximately_________________degree angel
40 to 60
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The __________ layer rests directly on the cilia. The _________ layer is directly in contact w/air as it moves through the T-B tree
-
Moving down the T-B tree, at wich level of airway does cartilage disappear?
Bronchioles
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The horizontal fissure separates the___________ &_________lobes of the______________lung
-
The narrow, upper portion of each lung is termed the?
Apex
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The lingula is the___________ portion of the___________ ______________ lobe
-
How many alveoli are there in a set of normal adult human lungs?
300 million
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The "resistance vessels" which great impact blood pressure as they dialate & constrict are the
Arteries
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The___________ pleura is located on the surface of the lungs, while the ____________ pleura lines the interior chest wall
-
The_______________________ connect respiratory bronchioles w/alveoli, permitting collateral circulation of air
Canals of Lambert
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The___________________ connect one alveolus to another, permitting collateral circulation of air
Pores of Kohn
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The__________ cells of the aveolus make up the great majority og the alveolar surface
Type 1
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The____________ cells are the alveolar macrophage, patrolling the alveolus for potential harmful microbes
Type 3
-
The____________ cells of the alveolus produce surfactant
Type 2
-
How many pairs of ribs are there in normal adult human anatomy?
12
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The upper 1/3 of the sternum is termed the ________________
Manubrium sterni
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