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Branchial apparatus - Coggle Diagram
Branchial apparatus
1st arch
Cartilage: Meckels, head & neck of malleus, body and short process of incus, mandible
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Muscle: Mastication, tensor tympani, tensor veli palatini, anterior digastric, mylohyoid
Hillock 1-3: tragus, helical crus, helix
1st cleft: EAC, outer tympanic membrane
1st pouch: Eustachian tube, mastoid air cells, inner tympanic membrane, middle ear
2nd arch
Cartilage: Reichert's, manubrium of malleus, long & lenticular process of incus, stapes (no footplate), styloid, stylohyoid ligament. Lesser cornu and upper 1/2 of hyoid
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Muscles: Facial expression, stapedius, stylohyoid, posterio digastric
Hillock 4-6: anti-helical crus, anti-helix, anti-tragus
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Pouch: Supratonsillar fossa, palatine tonsil
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4th arch
Cartilage: Thyroid, cuneiform
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Muscle: Cricothyroid, cricopharyngeus, all muscles of soft palate except tensor veli palatini, all muscles of pharynx except stylopharyngeus
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Pouch: Parafollicular (c-cells), superior parathyroids
5th/6th arch
cartilage: circoid, arytenoid, conriculate
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Artery: Ductus arteriosus, pulmonary arteries
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