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PGS341 Ch.2 Other B
Common Disorders Assc W/Sex Chromosomes (Disorder: SexChromosomes; Freq; Char's)
Question | Answer |
---|---|
Klinefelter's syndrome | XXY; 1 in 500 male births; Tall, small testicles, sterile, below-normal intelligence, passive |
XYY complement | XYY; 1 in 1,000 male births; Tall, some cases apparently have below-normal intelligence |
Turner's syndrome | X; 1 in 2,5000-5,000 female births; Short, limited development of secondary sex characteristics, problems perceiving spatial relations |
XXX syndrome | XXX; 1 in 500-1,200 female births; Normal stature but delayed motor and language development |