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32 Cards in this Set
- Front
- Back
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in the bronchial tree, trachea →
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right + left primary bronchi
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in the bronchial tree, right + left primary bronchi →
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secondary or lobar bronchi (3 on right, 2 on left)
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in the bronchial tree, secondary or lobar bronchi (3 on right, 2 on left) →
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tertiary (segmental) bronchi
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in the bronchial tree, tertiary (segmental) bronchi →
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smaller bronchi
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in the bronchial tree, smaller bronchi →
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bronchioles (less than 1mm diameter)
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in the bronchial tree, bronchioles (less than 1mm diameter) →
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terminal bronchioles
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in the bronchial tree, terminal bronchioles →
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respiratory bronchioles
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in the bronchial tree, respiratory bronchioles →
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alveolar duct
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in the bronchial tree, alveolar duct →
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alveolar sac
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in the bronchial tree, alveolar sac →
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alveolus
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right primary bronchi is ____, ____ & ____ than the left side
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shorter - wider - steeper
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right + left primary bronchi have same ____ structure as ____
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wall - trachea
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right + left primary bronchi have ____ in plates in smaller passageways
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cartilage
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right + left primary bronchi branch into ____ & ____ bronchi
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secondary - tertiary
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bronchioles have no ____, no ____ or ____
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cartilage - mucus - cilia
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bronchioles have bands of ____ ____
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smooth muscle
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bronchioles are lined with
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simple columnar ET
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terminal bronchioles is lined with
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simple cuboidal ET
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terminal bronchioles lead to ____ ____
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respiratory bronchioles
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respiratory bronchioles lead to ____ ____
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alveolar ducts
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alveoli is lined with ____ ____
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simple squamous ET
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alveoli may open into ____ ____
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alveolar sac
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alveoli does gas exchange with ____
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capillaries
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4 structures of the alveoli
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alveolar sac - septal cell - dust cell - respiratory membrane
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septal cells AKA, type ____ alveolar cells
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2
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septal cells of the alveoli produce ____ ____
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pulmonary surfactant
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dust cells are ____ in the alveoli
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macrophages
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dust cells phagocytize ____, ____, & ____ ____
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bacteria - dirt - foreign particles
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respiratory membrane is lined with
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squamous alveoli ET
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respiratory membrane is the alveolar ____ ____ which has capillary endothelium
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basement membrane
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in respiratory membrane, ____ is on 1 side & ____ on the other
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gas - blood
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in respiratory membrane, ____ diffuses easily
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gases
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