1. Hearing Impairment
... or more, a person is deaf. Hearing impairment is divided into several categories: (1) conductive hearing loss--here, the problem is located in the outer ear or the middle ear. This is normally caused by cerumen (earwax), middle ear diseases or otosclerosis (the eardrum and the ossicles have increased mobility) (2) sensorineural hearing loss--In this kind of hearing loss, the inner ear of the ... to noise, confirming the diagnosis of a hearing impairment. The prognosis for the intellectual, emotional, language and speech development of the hearing impaired child is improved when the diagn...
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- Grade Level: High School