BLG 143 Study Guide - The Fluid, Amniocentesis, Obstetrical Bleeding
Document Summary
List and discuss different types of genetic disorders. Down syndrome: down syndrome is caused by having three copies of chromosome 21. It is also referred to as trisomy 21. Individuals that have down syndrome have abnormal facial features, short stature, heart defects, susceptibility to respiratory infection, mental retardation, and an increased risk of developing leukemia or alzheimer"s disease. Patau syndrome: patau syndrome is a result of trisomy 13. Affected individuals have eye, brain, and circulatory defects. They also have a very short life span, rarely surviving more than one year. Edward"s syndrome: edward"s syndrome is caused by trisomy 18. This disease affects almost all of the bodies organs, and results in a very short life span (about 10 weeks). Cri du chat: cri du chat is a genetic disorder that results from the deletion of chromosome 5.
