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Definition
| obtaining a sample of the amniotic fluid surrounding a fetus by inserting a needle through the abdomen into the uterus. Used to check for DNA abnormalities. It can hurt both mother and baby, so it is only used in an emergency. |
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Definition
| a condition of an abnormal number of chromosomes in a cell. |
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Term
| chorionic villus sampling |
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Definition
| taking a small amount of tissue from a specific area of te placenta, called the chorion, to check for DNA abnormalities. Can hurt mother and child. |
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Term
| congenital genetic disease |
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Definition
| those abnormalities that people are born with and are the result of gene abnormalities. |
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Definition
| the normal number of chromosomes being present in a cell. |
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Definition
| a procedure in which a small camera is inserted into the uterus to look directly at the fetus. |
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Definition
| half the number of chromosomes being present in a cell. |
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Definition
| a disease that causes the body to be unable to clot properly, leading to excessive bleeding. |
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Definition
| heterozygous genotype being protective against some disease or illness |
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Definition
| the nature of the disease or illness in a medical condition |
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Definition
| a family tree that tracks the inheritance of traits over many generations |
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Definition
| a disorder in which the enzyme assigned to break down the amino acid phenylalanine is defective. |
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Definition
| a medical condition in which those affected have a characteristic appearance as well as behavioral and other associated problems. Many syndromes are caused by congenital genetic disorders. |
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