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6 Cards in this Set
- Front
- Back
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Boundaries of trachea
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Superior: Cricoid cartilage
Inferior: Bifurcation into bronchi From C6 to T4-5 |
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Features of trachea
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Tracheal rings (C-shaped hyaline cartilage)
Trachealis muscle Tracheal mucosa Carina, keel of cartilage at bifurcation into bronchi |
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Relations with surrounding anatomy (incomplete)
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Anterior: Inferior thyroid veins
Posterior: Oesophagus Posterolateral: Recurrent laryngeal nerves Anterolateral: Lobes of thyroid Right: Brachiocephalic artery, right CC artery, right brachiocephalic vein, superior vena cava Left: Aortic arch, left CC artery, left subclavian arteries, left brachiocephalic vein |
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Innervation of trachea
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General sensory and visceral motor from recurrent laryngeal nerves
Visceral motor from thoracic sympathetics |
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Arterial supply of trachea
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Inferior thyroid arteries
Bronchial arteries |
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Lymphatic drainage
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Superior: Paratracheal and deep cervical nodes
Inferior: Tracheobronchial nodes |
