Effects Karyotypes

• Cri Du Chat


  ≈Cats Cry

  Trisomy 5

  5-P minus

  Characteristics:

  • mental retardation
  • small head
  • small jaw
  • (when a baby) cries like a cat
• Edward


  Trisomy 18

  Chracteristics:

  • small head
  • no eyebrows
  • cleft lip and palate
  • clenched hands
  • polydactyly - extra fingers
  • abnormal testes
• Patau


  Trisomy 13- extra copy

  cleft lip and palate

  90% of infants die

  usually has a short lifespan
• Down 


  Trisomy 21

  longest life expectancy

  Characteristics:

  low muscle tone

  flat facial features

  mentally retarded

  abnormal shaped ears

  small skin folds on the inner corners of the ears