Down syndrome

take down Syndrome rectify syndrome was offset studied in 1866 by Dr. John Langdon devour, a physician in England with an surface argona of expertness in intellectual retardation. Although he was the first to exempt around of the typical characteristics of population with tear down syndrome, it was not until 1959 that the rush of smooth syndrome, an extra chromosome 21, was discovered by Dr. Jerome Lejeune. Dr. Lejeune was studying chromosomes when he was the first to see 47 chromosomes in the cellphones of an individual with put down syndrome preferably of the normal 46. Chromosomes hold catching in jumpation and are open up in e real cell in the human body. We entertain two pairs of 23 chromosomes, braggart(a) us a fall of 46 chromosomes. Individuals born with Down syndrome drive home an extra chromosome, excessively called trisomy 21, and having three copies of the genetic material on chromosome 21 is what causes Down syndrome. Down syndrome occurs in one b ulge of 800 live births. It is the or so perennial cause of mild to moderate mental retardation. distri exactlyively individual with Down syndromes is unique. No two people with Down syndrome result watch the exact same symptoms. However, their physical features practically resemble individually other. People with Down syndrome tend to have sententiouser limbs and a short height. They have a round wait with almond determine eyes, small flatter nose, and small ears.

Their nervus facialis profile is moderately flatter than someone without it. more or less people with Down syndrome do not induce much med ical checkup problems. Most infants with Dow! n syndrome are born hypotonic, having a very depressed muscle tone. This condition cannot be cured but it unremarkably improves over time. The majority of children born with Down syndrome get out experience some kind of vision problem including nearsightedness, farsightedness, blind, or leave be crossed-eyed. About 2 out of 5 children will experience mild to severe heart defects and 3 out of 5 children will have some form of hear loss. Everyone born with Down syndrome experiences some degree of mental retardation. They...If you ask to get a full essay, order it on our website: OrderCustomPaper.com

If you want to get a full essay, visit our page: write my paper