(NBCD) BIOCHEM 2 PT. 1
1. What would be the appropriate weight gain of a person who consumes an excess of 500kcal daily for a month?*
d. 4 lbs
2. What is considered to be a healthy rate of weight loss for most overweight people on a long-term basis?*
a. 0.5-1 lb/week
3. Which of the following describes the process of thermogenesis?*
c. Generation of heat
4. Which of the following is a feature of the basal metabolic rate?*
c. Pregnancy increases BMR
5. If a dancer and a typist are the same height and have the exact same body build, the dancer will be heavier because she has*
d. more muscle mass
6. What is the approximate value for the thermic effect of a 2,500 kcal diet?*
b. 250 kcal
7. What is the approximate basal metabolism of a 110 lb woman?*
c. 1080 kcal/day
8. Which of the following is a feature of the BMI?*
a. It correlates with disease risks.
9. Which of the following is a feature of fat fold assessment techniques?*
b. The folds of fat increase in size proportion to the gain in body fat.
10. Which of the following is a feature of the waist-to-hip ratio indicator?*
b. It is most useful in accessing changes in body fat.
11. General characteristics of water-soluble vitamins include all of the following except*
a. They must be consumed daily.
12. Which of the following vitamins would be removed in the production of skim milk?*
b. Vitamin A
13. Which of the following is not a general characteristic of the fat-soluble vitamin?*
a. Excesses are eliminated from the kidneys.
14. Which of the following explains why B vitamins deficiencies lead to lack of energy?*
d. Coenzymes needed for energy metabolism are produced in insufficient amounts.
15. Which of the following diets is likely to lead to beriberi?*
b. High intakes of polished rice
16. Which of the following is a characteristic of thiamin stability in relation to cooking method?*
d. Steaming the food can lead to substantial thiamin loss due to high heat needed to form the steam.
17. If one identical twin who leads a sedentary lifestyle has a RENI of 1.3mg of B2, what would be the approximate recommendation for the other twin who engages in regular physical activity?*
a. 1.3mg
18. What is the function of intrinsic factor in vitamin B12 absorption?*
b. It attaches to the vitamin thereby allowing absorption of the vitamin.
19. What is the most common treatment for pernicious anemia?*
c. Oral supplements of B-complex vitamins
20. Which of the following is known to perform an essential function in the human body?*
b. Ubiquinone
21. What is the minimum amount of ascorbic acid that will prevent scurvy in human beings?*
a. 10 mg
22. Which of these meals is lacking in vitamin C?*
a. Hamburger, boiled baby carrots and corn, noodles, and tea
23. Which of the following food groups contains the highest amount of vitamins when expressed per kcal?*
d. vegetables
24. Which of the following features do vitamins C and E share?*
a. Both function as antioxidants.
25. All of the following are properties of electrolytes except*
d. They include fat-soluble as well as water-soluble particles.
26. Which of the following describes a way to make an electrolyte solution?*
a. Dissolve a teaspoon of salt in a glass of water.
27. When a person loses fluid by sweating or bleeding, what minerals are lost in greatest quantity?*
a. Sodium and chloride
28. In a normal individual with a daily requirement of 500 mg sodium, what would be the sodium balance afteran intake of 10 g of table salt?*
c. Strong positive balance
29. How much sodium is contained in a fast food deluxe hamburger that lists a salt content of 2.5g?*
c. 1,000 mg
30. All of the following are features of potassium in nutrition except*
a. Processed foods are a major source
31. Which of the following is not a process that directly involves calcium?*
a. pH regulation
32. All of the following characteristics are shared by calcium and magnesium except*
a. Both are involved in blood clotting.
33. How much calcium a normal adult with a calcium intake of 1,000 mg would typically absorb?*
b. 300 mg
34. Which of the following individuals would most likely need an iron supplement?*
c. Pregnant female
35. Which of the following is the most effective and least costly strategy for preventing an iron deficiency?*
d. Eat small quantities of meat, fish, and poultry frequently together with liberal amounts of vegetables and legumes.
36. Zinc is known to play an important role in all of the following functions except*
d. Oxidation of PUFAs
37. Which of the following would be the most appropriate food source of iodine for a person who lives inland?*
b. Iodized salt
38. Which of the following nutrients has functions similar to those of vitamin E?*
b. Selenium
39. Which of the following characteristics do copper and fluoride share?*
a. Both may be obtained from drinking tap water.
40. Characteristics of manganese in nutrition include all of the following except*
b. Deficiencies are seen primarily in the elderly