1. Antioxidants are natural substances that may help prevent disease. True False
2. Antioxidants fight harmful molecules in the body called oxygen free radicals. True False
3. Oxygen free radicals are created by the body as cells go about their normal business of producing energy. True False
4. Oxygen free radicals come from smoking, radiation, sunlight, and other factors in the environment. True False
5. No antioxidants come from food. True False
6. Antioxidants are not available as dietary supplements. True False
7. Vitamin C, vitamin E, and beta carotene, which is related to vitamin A, are antioxidants. True False
8. Vitamins D and K are antioxidants. True False
9. Carotenoids -- which include beta-carotene, lycopene, and lutein - are antioxidants. True False
10. There are more than 600 carotenoids in foods. True False
11. Red, orange, deep-yellow, and some dark-green leafy vegetables, tomatoes, carrots, sweet potatoes, and broccoli are high in carotenoids. True False
12. Sweet potatoes, winter squash, and carrots are sources of beta-carotene. True False
13. Lycopene is found in tomatoes. True False
14. Lycopene is may help protect against cancers of the mouth, pharynx, esophagus, stomach, colon, and rectum. True False
15. Lutein may decrease the risk of developing macular degeneration, an eye disease. True False
16. Broccoli, brussels sprouts, spinach, kale, and egg yolk are sources of lutein. True False
17. Vitamin E is found in many high-fat foods such as vegetable oils, salad dressings, margarine, wheat germ, whole-grain products, seeds, nuts, and peanut butter. True False
18. Oranges, grapefruits, sweet peppers, strawberries, broccoli, and potatoes are high in vitamin C. True False
Score = Correct answers: