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12 Cards in this Set
- Front
- Back
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Hemifacial microsomia results in a maldeveloped external ear along with aplasia of the ________ bone and _______.
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zygomatic, mandible --> TMJ problems
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Why are children more prone to otitis media?
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shallow inclination of eustachian tube (10 vs. 40 degrees)
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Glue ear is a bacterial chronic otitis media. T/F
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False = non-bacterial
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________ is an in tion of squamous epidermis --> tympanic membrane into middle ear causing an inclusion cyst.
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Chlolesteatoma
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The most common cause of conductive hearing loss in middle aged individuals.
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Otosclerosis = deposition of bone around oval window
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Vertigo, hearing loss and tinnitis, due to hydrops (dialated membranous labyrinth), are part of the clinical triad of this disease found in 40-60 year olds.
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Meniere's
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List three types of hearing loss.
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conductive, sensory and neural
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Which is not a form of sensory hearing loss: noise trauma, presbycusis, otosclerosis, ototoxic .
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otosclerosis = conductive along
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Which is the least common type of deafness caused by MS, neuromas and lesions to CN VIII?
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neural
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Impacted cerumen, tympanic membrane trama, effusions of the middle ear, cholestetoma, hematoma and otosclerosis are forms of ______ deafness.
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conductive
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T/F Continuity exists between the sphenomandibular ligament and the malleolar ligament of the middle ear.
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TRUE
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The chorda tympani provides special sensory to the anterior 2/3 of the tongue and is in close proximity to the inner and middle ear. T/F
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TRUE
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