ead the following descriptions of chromosomal nondisjunction disorders. Then stu
ID: 197552 • Letter: E
Question
ead the following descriptions of chromosomal nondisjunction disorders. Then study the descriptions of the following fictitious patients. Diagnose each patient's chromosomal disorder by filling in the blanks below Down syndrome: Patient has 47 chromosomes (one extra 21s chromosome). Some characteristics are short broad hands, short height, broad head, round face, large tongue, slanting eyes, and may have cognitive disabilities. Edward's syndrome: Patient has 47 chromosomes (one extra 18th chromosome). Some characteristics are low set and malformed ears, small mouth and nose, malformed organs, cognitive disabilities, and low survival rate after 6 months of age Klinefelter's syndrome: Patient has 47 or 47+ chromosomes (one to several extra X and Y chromosomes); male. Some characteristics are small testes, female-like breasts sterility, female-like voice, and developmental disabilities Patau's syndrome: Patient has 47 chromosomes (one extra 13th chromosome). Some characteristics are deafness, cleft lip/palate, may have cognitive disabilities, and low survival rate after 3 months of age Turner's syndrome: Patient has 45 chromosomes (one of the sex chromosomes is missing, often classified as X0); female. Some characteristics are short stature, swelling, broad chests, congenital heart disease, low hairline, low set-ears and webbed necks. 19 Infant A (1 month old) has a cleft palate and does not respond to sound. She also appears to have a heart problem. 20 Child B (12 years old) is short for his age and shows mental retardation. His appearance is characterized by slanting eyes. He has a hard time keeping his mouth closed, partially due to a large tongue. 21. Patient D (18 years old) shows many female characteristics. His voice is high, he has little body hair, and shows some breast development. He is not able to produce offspring 22. Patient E (4 months old) has a small nose and mouth. Her ears are considered to not be of normal shape. She also has several internal problems, and is having difficulty with cognitive abilities. 23 Patient F (6 years old) has a webbed neck and a broad chest. She needs medication for her heart defect, which helps with her circulation.Explanation / Answer
19. Patau's syndrome
20. Down syndrome
21. Klinefelter's syndrome
22. Edward's syndrome
23. Turner's syndrome
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