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7 Cards in this Set
- Front
- Back
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Esophagus constrictors
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sup - 15cm from incisors, mid - 25 cm from incisors (arch of aorta, left bronchus), inf - 40cm (diaphargm)
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Esophagus layers and blood supply
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Mucusa, submucosa, muscular (inner circular outer long), fibrous. Blood - cervical part - inf thyroid, thoracic part - thoracic aorta, abd part - left gastric
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Esophagus veins
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Cervical - inf thyroid vein, throacic - azyogs, abd - left gastric
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Trachea - no of rings, length, main bronchus
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10-13cm, 16-20 rings, Right upper - laterally, right middle - ant, right lower - inf
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Trachea - carina level, blood supply
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T4-T5 (rises one at exp, drops one at insp).Blood - upper 2/3 inf thyroid, lower 1/3 - bronchial a
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Trachea - lymph, innervation
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Pretracheal, paratracheal, deep cervical. Innervation - vagus and recurrent laryngeal. Sympathetic supply to Trachealis
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Right main bronchus is more..than the left?
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Shorter, wider, vertical
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