OCR Text |
Show Persons Who Are Born Deaf Persons who are born deaf grow up to be known as "deaf-mutes" not because their vocal organs are impaired, but because their deafness deaf-ness has prevented them from hearing hear-ing the sounds of their native language. lan-guage. Records show that about 8 per cent of the persons born deaf have had deaf parents, grandparents grandpar-ents or great-grandparents, notes a writer in the Philadelphia Inquirer. Deafness is sometimes started in families by the intermarriage of close relatives. If both parents are deaf, heredity statistics indicate that one out of every four children resulting from the marriage will also prove to be deaf. |