o No human studies have yet been carried out to investigate the effect of lowering blood levels of homocysteine o Eating green vegetables may lower homocysteine levels in the blood because of the vegetables’ folic acid content o Reducing homocysteine in the blood has been clearly shown to reduce the risk of heart disease o Folic acid has been linked with impaired memory o Spinach is a good source of homocysteine Which of these products (on a weight basis) has the most natural trans fats? o Cottage cheese o Butter o Ground beef o Milk o Brie cheese What is the approximate ratio of fuel needed for the beef to vegetable production (same calories for each food)? 10-20 to 1 Which is correct concerning scientific studies? o In an observational study the assignment of the subjects is not controlled by the researcher. o In an interventional study the subjects choose the group to which to belong o A meta-analysis involves a detailed analysis of a single study o In a blind study, the researcher does not know to which group a subject belongs o Observational studies have now been replaced by cross-over studies.
World of Chem: Food March 9 – Midterm 1 Which of these “sugars” would you likely find listed on a cereal box as ingredients: o Brown sugar o Sugar o Galactose o Dextrose o Fructose Which of the following concerning Vitamin D is correct?
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- Spring '11
- Nutrition, Vitamin, fatty acid chains, Olestra, natural fats