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Lip reading. Lip reading, also known as speechreading, is a technique of understanding a limited range of speech by visually interpreting the movements of the lips, face and tongue without sound. Estimates of the range of lip reading vary, with some figures as low as 30% because lip reading relies on context, language knowledge, and any ...
Usher syndrome is characterized by hearing loss and a gradual visual impairment. The hearing loss is caused by a defective inner ear, whereas the vision loss results from retinitis pigmentosa (RP), a degeneration of the retinal cells. Usually, the rod cells of the retina are affected first, leading to early night blindness ( nyctalopia) and the ...
Language acquisition by deaf children. Language acquisition is a natural process in which infants and children develop proficiency in the first language or languages that they are exposed to. The process of language acquisition is varied among deaf children. Deaf children born to deaf parents are typically exposed to a sign language at birth ...
Deafblindness is the condition of little or no useful hearing and little or no useful sight. [ 1][ 2] Different degrees of vision loss and auditory loss occur within each individual. [ 3] Because of this inherent diversity, each deafblind individual's needs regarding lifestyle, communication, education, and work need to be addressed based on ...
Emma Dunn. ( 2000-04-30) April 30, 2000 (age 24) Texas. Known for. World's only deafblind triplets. The Dunn triplets, Zoe, Sophie and Emma (born April 30, 2000), are the world's only known deafblind triplets. They are all deaf and blind because of their extremely premature birth and first few months of life.
More recently, a 2010 study found that deaf adults see better than hearing people, suggesting that their increased peripheral vision serves as a protective factor when driving. Oh, there was a ...
McGurk effect. The McGurk effect is a perceptual phenomenon that demonstrates an interaction between hearing and vision in speech perception. The illusion occurs when the auditory component of one sound is paired with the visual component of another sound, leading to the perception of a third sound. [ 1] The visual information a person gets ...
Literacy. v. t. e. Subvocalization, or silent speech, is the internal speech typically made when reading; it provides the sound of the word as it is read. [ 1][ 2] This is a natural process when reading, and it helps the mind to access meanings to comprehend and remember what is read, potentially reducing cognitive load.