Term
| hearing loss involving problems with the external or middle ear |
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Definition
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Term
| hearing loss associated with problems of the inner ear: |
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Definition
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Term
| which has equal loss of hearing in all frequencies? |
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Definition
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Term
| which has better hearing at low frequencies? |
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Definition
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Term
| which has well preserved speach discrimination? |
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Definition
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Term
| which cranial nerve may be involved in sensorineural hearing loss? |
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Definition
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Term
| 3 causes of conductive hearing loss: |
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Definition
| 1. cerumen impaction 2. trauma 3. otosclerosis |
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Term
| define presbycusis: conductive or sensorineural? |
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Definition
| age related hearing loss: sensorineural |
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Term
| 6 causes of sensorineural hearing loss: |
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Definition
| 1. presbycusis 2. noise damage 3. genetic disorders 4. meniere disease 5. ototoxic drugs 6. sudden hearing loss |
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Term
| causes of cerumen impaction: |
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Definition
| wax build up, and pt induced impaction from q-tips |
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Term
| longitudinal fracture is asscoc. w.: |
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Definition
| conductive hearing loss via ossicular disruption |
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Term
| transverse fracture (less common) is assoc. w. : |
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Definition
| sensorineural hearing loss via vestibular/cochlear destruction |
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Term
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Definition
| stiffness of the ossicles |
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Term
| otosclerosis results is what type of hearing loss? |
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Definition
| progressive conductive hearing loss of low frequency range |
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Term
| 2 major causes of otosclerosis: |
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Definition
| 1. inherited condition in autosomal dominant pattern: women>men 2. bone degeneration disorders may cause stapes fixation |
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Term
| which frequency is affected in presbycusis? |
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Definition
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Term
| associated with dificulty in speech discrimination and central auditory processing of information |
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Definition
| sensorineural hearing loss; presbycusis |
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Term
| most common cause of preventable hearing loss: |
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Definition
| NIHL: noise induced hearing loss |
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Term
| susceptablility to NIHL may be influenced by: |
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Definition
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Term
| what type of hearing loss is NIHL |
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Definition
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Term
| NIHL causes damage to the: |
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Definition
| hair cells of the cochlea |
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Term
| increased pressure within the inner ear endolymphatic system |
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Definition
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Term
| the increased pressure in meniere disease casuses destruction of: |
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Definition
| vestibular and cochlear hair cells |
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Term
| 4 symptoms of meniere disease: |
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Definition
| 1. vertigo 2. fluctuating hearing loss 3. tinnitus 4. ear fullness |
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Term
| does Meniere disease have a genetic influence? |
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Definition
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Term
| what is the mean age range for meniere disease? |
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Definition
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Term
| ototoxic drugs cause damage to: |
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Definition
| cochlear or vestibular apparatus |
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Term
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Definition
| bilateral high frequency hearing loss and tinnutis |
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