Vitamins Test 1. What term is used to describe the process of adding nutrients to foods such as calcium to orange juice? A. Fortified B. Enriched C. Complement D. Augment 2. Approximately what percent of vitamins in food are absorbed? A. 15-65 B. 40-90 C. 30-80 D. 25-75 3. What term refers to how well a nutrient can be absorbed and used by the body? A. Nutrient density B. Absorption rate C. Bioavailability D. Volumetrics 4. Beriberi is associated with a deficiency in: A. Vitamin C B. Riboflavin C. Thiamin D. Vitamin A 5. Thiamin is used to form this neurotransmitter that helps prevent tingling in the arms and legs, and paralysis. A. Pyrophosphate B. RNA C. Ribose D. Acetylcholine 6. All of the following are true about riboflavin EXCEPT: A. It was discovered while searching for a cure to beriberi B. It is degraded when exposed to light C. Toxicity is relatively common D. Deficiency is called ariboflavinosis
7. Which of the following containers does NOT protect riboflavin found in milk? A. Cloudy plastic B. Clear C. Cardboard D. Opaque plastic 8. Which of the following foods is a good source of niacin? A. Corn B. Cheese C. Chicken D. Apple 9. What substance in corn is poorly absorbed and could lead to a niacin deficiency? A. Nicotinamide B. Dinucleotide C. Valine D. Tryptophan 10. All of the following are true of pantothenic acid EXCEPT: A. It is widely distributed in foods B. Toxicity is relatively common C. It forms part of coenzyme A, which is needed for energy metabolism D. Deficiency is rare in humans 11. Vitamin B6 deficiency is related to: A. Neurological symptoms B. Anemia C. Consumption of alcohol D. All of the answers are correct 12. Vitamin B6 breaks down this molecule, helping to prevent cardiovascular disease. A. Homocysteine B. Methionine C. Glutamine D. Threonine 13. The type of anemia associated with folate deficiency is: A. Iron deficiency anemia B. Megaloblastic anemia C. Macrocytic anemia D. Both b and c
14. A deficiency of which of the following vitamins would NOT disrupt homocysteine metabolism? A. Biotin B. Folate C. B6 D. B12 15. This vitamin, if consumed in adequate amounts during child bearing years, could reduce neural tube defects. A. B6 B. Folate C. Biotin D. B12 16. Pernicious anemia results from a deficiency in: A. Vitamin C B. Pantothenic acid C. B12 D. Niacin 17. A vitamin B12 deficiency can cause a secondary deficiency of what vitamin? A. B6 B. Iron C. Niacin D. Folate 18. Vitamin C has been thought to reduce the risk of or prevent all of the following disease conditions except: A. Diabetes B. The common cold C. Cardiovascular disease D. Cancer 19. Which of the following is not a vitamin? A. Riboflavin B. Choline C. Biotin D. Folate
True/False 20. Pellagra causes a progressive physical and mental deterioration. 21. Biotin deficiency may result from consuming large quantities of cooked eggs. 22. The supplemental form of folate is more bioavailable than the form found in foods. 23. British sailors were called limeys because of the use of citrus fruits to prevent scurvy. 24. Free radicals do no damage to the body. 25. Most animals, including humans, can synthesize vitamin C in the body.
26. Thiamin, riboflavin, pantothenic acid, niacin, and biotin assist in the production of ATP from what nutrients? A. Glucose, fatty acids, amino acids B. Fatty acids, minerals C. Amino acids, glucose, vitamins D. Minerals, amino acids 27. Milk often is supplied in opaque or cardboard containers to safeguard what vitamin? A. Calcium B. Riboflavin C. A D. D
28. Cracked, inflamed skin that appears on body areas exposed to sunlight, heat, or injury is characteristic of what vitamin deficiency? A. Biotin B. Riboflavin C. Niacin D. Thiamin 29. What is the name given to the cracked, inflamed skin condition appearing on areas of the body exposed to sunlight, heat, or injury? A. Ariboflavinosis B. Beriberi C. Pernicious anemia D. Pellagra
30. This figure depicts a fetal defect that can occur when inadequate amounts of folate are consumed during the first 28 days after conception. What is the name given to this defect? A. Spina bifida B. Anencephaly C. Gout D. Spinal contusion 31. Normal absorption of vitamin B12 requires which body parts to be healthy? A. Small intestine, colon, gall bladder C. Pancreas, small intestine, colon B. Stomach, pancreas, small intestine D. Liver, small intestine, gallbladder