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CH5 Slides 8-13+27
Question | Answer |
---|---|
What are the factors that can cause a higher Recurrence risk? | More than one family member has disease Member of family has severe expression of disease If the proband is in the lesser affected gender If disease is in more closely-related family member |
What is difference in Nature vs Nurture? | Nature is genetic, nurture is environment or lifestyle related. |
What term is used for identical twins? How about fraternal twins? | Identical - monozygotic Fraternal - dizygotic |
What is a concordant trait? Discordant trait? | Concordant trait is when twins share a common genetic trait. Dicordant trait is when they don't (only one twin has trait) |
What are adoption studies and what are they intended to study? | When children who are born to parents who have a disease and are adopted by a different family, they are studied to see if the disease occurs. This is one way to study if a disease is nature or nurture. |
What is a congenital disease? | Disease that occurs at birth, most congenital diseases are multi-factorial. |
Examples of multi-factorial diseases | hyper-cholestoralemia, coronary heart disease. |