Down Syndrome

Part I of Essay
is one of the most common birth defects. Usually, children born with the condition have some degree of mental retardation, as well as characteristic physical features. Many of these children also have other health problems. Each year in the United States, approximately one ....

Part II of Essay
.... a small nose, upward slant to the eyes, small skin folds on the inner corner of the eyes, small, abnormally shaped ears, single deep crease across the center of the palm, hyperflexibility, fifth finger has only one flexion furrow instead of two, extra space between the big toe and the second toe, or enlarged tongue As many as 50 percent of the children with are also born with heart defects. Some of these defects are major, and the child will experience heart failure shortly after birth. However, not all heart defects are immediately apparen ....