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21 Cards in this Set
- Front
- Back
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outgrowth of the caudal end of the ventral wall of the primordial pharynx
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laryngotracheal groove
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laryngotracheal diverticulum is invested with:
and will become: |
-splanchnic mesenchyme
-trachea and bronchial buds |
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laryngotracheal diverticulum maintains communication with pharynx through
-opening of the laryngotracheal tube into the pharynx |
primordial laryngeal inlet
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tracheoesophageal septum divides into
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ventrally - laryngotracheal tube
dorsally - laryngopharynx and esophagus |
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lines epithelium and glands of the trachea
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endoderm
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lines cartilage, connective tissue, and muscles of the trachea
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splanchnic mesenchyme
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two outpouchings of the trachial bud
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primary broncial buds
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a keel-like ridge located between the orifices of the primary bronchi internally
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carina
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wider, shorter and more vertical bronchus
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right
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right and left lung distinguishing features
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right - 3 lobes, oblique and horizontal fissures
left - oblique fissure, lingula |
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formed by the reflection of parietal pleura as it becomes visceral pleura
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pulmonary ligament
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-surgical unit of the lung
-pyramidal in shape, base peripheral, apex hilum -separated by avascular septa -has own segmental artery, bronchus and vein |
bronchopulmonary segment
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potential spaces of the pleural reflections
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costodiaphragmatic recess
costomediastinal recess |
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sympathetics
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vasoconstrictors and bronchiodialators
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parasympathetics
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vasodialators and bronchoconstrictors
secretomotor and afferents |
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located around the carina
irritant receptor |
cough reflex
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respiratory control
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stretch receptors located in the bronchial tree
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touch and pain of lungs
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located in the respiratory epithelium
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lies deep to visceral pleura, draining lung and visceral pleura
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superficial lymphatic plexus
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superficial lymphatic plexus vessels drain into
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superior and inferior tracheobronchial lymph nodes
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route of lymph in the deep lymphatic plexus
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1. lymph vessels within the lamina ropria of the bronchi
-not in the alveoli 2. pulmonary lymph nodes - along the large branches of main bronchi 3. bronchopulmonary lymph nodes 4. superior and inferior tracheobronchial lymph nodes 5. bronchomediastinal lymph trunks 6. either thoracic duct (left) or right lymphatic duct |
