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38 Cards in this Set
- Front
- Back
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primary functions of conduction portion of the respiratory system
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conduit
condition olfaction |
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cartilaginous plates are generally present in what parts of the respiratory system?
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Trachea
Primary Bronchi Intrapulmonary Bronchi Segmental Bronchus (NOT in Terminal bronchioles) |
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Cilia is found in what cell typr in the olfactory epithelium?
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Olfacory cells
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sustentacular cells
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columbar cells that provide support to the olfactory cells
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The surface of the olfactory epithelium is kept moist due to secretion from
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serous secreting glands located within the underlying lamina propria of the epithelium
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the posterior portion of the vestibule of the nasal cavity reveals a transition from
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non-keratinized stratified squamous epithelium to ciliated pseudostratified columnar epithelium
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the c-shaped catilaginous rings found in the wall of the trachea are composed of which type of cartilage?
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Hyaline
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the cell type that helps to form the blood air barrier
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Type 1 pneumocytes
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secrete a lipoprote that is a surface-active agent
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clara cells
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general sensation to the respiratory epithelium in the trachea is subserved by what cell?
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Brush cells
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at what point in the respiratory system does gas exchange first occur?
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Respiratory bronchiole
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what cell type in the tracheal respiratory epithelium is regarded as an enteroendocrine cell?
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Granule Cells
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at what level of the respiratory system are discontinuous cartilaginous plates commonly found?
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intrapulmonary bronchi
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the epithelium covering the surface of the lung (visceral pleura) is what type?
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simple squamous
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what is the primary function of the false vocal cords or ventricular golds of the larynx and the laryngeal ventricles
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creation of sounds resonance
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the epithelium covering the surface of the larynx (except for the vocal cords) is
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pseufostratified columnar epithelium
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the epithelium covering the luminal surface of hte vocal cords is
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stratified squamous epithelium
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Nasopharynx is lined with what type of epithelium
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respiratory epithelium
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Oropharynx is line by what type of epithelium
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stratified squamous epithelium
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outpocket of the larynx lumen located between the false and true vocal cords
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Ventricle
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starting from the lumen what are the 4 layers of the trachea
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Mucosa
submucosa cartilaginous layer adventita |
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adjacent rings are bound to one another by
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fibroelastic connective tissue
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what is responsible for the sponginess of the lungs
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alveolus
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lamellar bodies
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most notable feature of type 2 pneumocytes, membranbound vesicles contain a series of concentric or layered lamelae composed of pulmonary surfacnt
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Type 2 pneumocytes can divide and regenerate?
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Both type 1 and type 2 pneumocytes
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Dust cells are found in what two locations
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1. connective tissue of the alveolar septum
2. Alveolar surface |
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Oxygen in alveolar air cells must diffuse across these layers to reach the blood ...
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1. Alverolar epithelial cells
2. Basement membrane (fusion of epithelial cell basal lamina+capillary endothelial cell basal lamina) 3. Capillary endothelial cells |
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Most blood carried by bronchial arteries exits the lung via
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pulmonary veins
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What type of epithlial lining?
Primary bronchus |
respiratory epithelium
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What type of epithlial lining?
vocal fold |
nonkeratinized stratified squamous epithelium
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What type of epithlial lining?
alveolar sac |
simple squamous epithelium
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What type of epithlial lining?
epiglottis (lingual surface) |
nonkerantinized stratified squamous epithelium
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What type of epithlial lining?
Nasopharynx |
respiratory epithelium
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What type of epithlial lining?
False vocal cords |
respiratory epithelium
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What type of epithlial lining?
inferior nasal concha |
respiratory epithelium
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the vocalis muscle is what type of muscle and where is it located?
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skeletal and in the vocal folds
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Type2 pneumocytes secrete ____ and are located?
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surfactant and in alveolar sac
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______ cell have numerous microvilli and are thought to be sensory receptors. They are located in which type of epithelia?
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Brush
respiratory epithelium |
