Chromosome disorders Flashcards by Lisa Jeter | Brainscape

Q

picture or chart of chromosomes

A

karyotype

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Q

body chromosomes: 1-22 in humans

A

autosomes

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Q

XX or Xy

A

sex chromosomes

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Q

metacentric

A

arms of the chromosomes are equal

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Q

submetacentric

A

arms are unequal

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Q

p arm

A

above the centromere

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Q

q arm

A

below the centromere

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Q

acrocentric

A

close to the end

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Q

telomere

A

protective region at end of chromosome

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Q

Giemsa

A

stain that creates banding for easier I.D.

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Q

CVS - chorionic villus sampling

A

invasive sampling done at 10-13 weeks gestation

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Q

amniocentesis

A

invasive sampling done at 14-20 weeks gestation

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