Exam 4 Review: Chapter 15: Hearing Pathology
conduction deafness - A hearing loss due to problems with the tympanic membrane or the bones of the middle ear.otosclerosis - A disease of the ear in which the movement of the stapes within the oval window becomes impeded by abnormal deposits of spongy bone, leading to a progressive loss of hearing; an example of conduction deafness.
sensorineural deafness - An irreversible type of hearing loss that occurs when cochlear sensorineural elements (parts of the spiral organ of Corti) or the cochlear nerve is damaged in some way; it can progress to total in the involved ear(s).
tinnitus -An imaginary sound in one ear or both ears, such as a buzzing, booming, ringing, roaring, clicking or whistling, occurring without an external stimulus and usually caused by a specific condition, such as an ear infection, the use of certain drugs, a blocked auditory tube or canal, Meniere's disease, or a head injury.
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