To distinguish between cochlear and post-cochlear damage, which test is done?
AAuditory brainstem response (ABR)
BImpedance audiometry
CPure tone audiometry
DElectrocochleography (ECochG)
Gelle's test is done in?
ATraumatic deafness
BSenile deafness
COtosclerosis
DSerous otitis media
What is the mechanism by which otosclerosis leads to hearing loss?
Acauses conductive hearing loss due to stapes immobilization
Bcauses hearing loss due to recurrent ear infections
Ccauses sensorineural hearing loss by damaging the cochlea
Dcauses damage to the auditory nerve
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