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Hearing loss is a partial or total inability to hear. [5] Hearing loss may be present at birth or acquired at any time afterwards. [6] [7] Hearing loss may occur in one or both ears. [2] In children, hearing problems can affect the ability to acquire spoken language, and in adults it can create difficulties with social interaction and at work. [8]
Specialty. Audiology, neurology [ 1] Auditory processing disorder ( APD ), rarely known as King-Kopetzky syndrome or auditory disability with normal hearing ( ADN ), is a neurodevelopmental disorder affecting the way the brain processes sounds. [ 2] Individuals with APD usually have normal structure and function of the ear, but cannot process ...
Healthy hearing and hard of hearing. Hearing people may use the term hearing-impaired, perhaps thinking it is more polite than deaf, but Deaf people tend to reject it, for a variety of reasons. It is more likely to be used for people with a mild or moderate hearing loss or for people who have acquired deafness in adulthood rather than by those ...
Hearing loss caused by dysfunction of the outer or middle ear. Cued speech Method of communication that combines speech reading with a system of hand-shapes placed near the mouth to help deaf or hard-of-hearing individuals differentiate words that look similar on the lips (e.g., bunch vs. punch) or are hidden (e.g., gag). Cytomegalovirus ...
Audiology (from Latin audīre, "to hear"; and from Greek -λογία, -logia) is a branch of science that studies hearing, balance, and related disorders. [ 1] [ 2] Audiologists treat those with hearing loss and proactively prevent related damage. [ 3] By employing various testing strategies (e.g. behavioral hearing tests, otoacoustic emission ...
Language deprivation in deaf and hard-of-hearing children is a delay in language development that occurs when sufficient exposure to language, spoken or signed, is not provided in the first few years of a deaf or hard of hearing child's life, often called the critical or sensitive period. Early intervention, parental involvement, and other ...
Hearing. Video showing how sounds make their way from the source to the brain. Hearing, or auditory perception, is the ability to perceive sounds through an organ, such as an ear, by detecting vibrations as periodic changes in the pressure of a surrounding medium. [ 1] The academic field concerned with hearing is auditory science .
A common usage is to aid people who are hard of hearing (HOH) by amplification and providing a better signal to noise ratio (SNR). The ALD may be used to help HOH people hear televisions [1] and other audio devices, [2] or to help people hear speech through public address or sound reinforcement systems, such as in places of worship or lectures.