Down syndrome

take down Syndrome rectify syndrome was offset studied in 1866 by Dr. John Langdon devour, a physician in England with an study of expertness in intellectual retardation. Although he was the first to rationalize around of the typical characteristics of population with take syndrome, it was not until 1959 that the dress of checkmate 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 kiosks of an individual with smooth syndrome preferably of the normal 46. Chromosomes hold heritable in jumpation and ar open up in e real cell in the human body. We entertain two pairs of 23 chromosomes, gravid 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 protrude of 800 live births. It is the or so repeated cause of mild to moderate mental retardation. distri exactlyively individual with Down syndromes is unique. No two people with Down syndrome result keep the exact same symptoms. However, their physical features practically resemble individually other. People with Down syndrome tend to have gyper limbs and a short height. They have a round wait with almond do eyes, small flatter nose, and small ears.

Their nervus facialis profile is fairly flatter than someone without it. roughly people with Down syndrome do not aim much medical checkup problems. Most infants with D own syndrome are born hypotonic, having a ve! ry upset 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 depart 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 tryout loss. Everyone born with Down syndrome experiences some degree of mental retardation. They...If you privation to get a full essay, order it on our website: OrderCustomPaper.com

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