(NBCD) BIOCHEM 2 PT. 2
41. Among the following minerals, which may be found in very minute amount in food and water?*
a. Lead
42. Which of the following is a poor source of potassium?*
c. Lettuce
43. Athletes can safely add muscle tissue by*
c. putting a demand on the muscles by making them work harder
44. In weight training, muscle strength can best be emphasized by combining a*
a. low number of repetitions with heavy weights
45. What is VO2 max?*
b. An individual’s maximum rate of oxygen consumption.
46. What is the predominant fuel used by muscle cells during low intensity activity?*
a. Fat
47. Which of the following activities may lead to a fast depletion of glycogen?*
a. Hiking
48. Which of the following is a common product of anaerobic metabolism?*
a. lactic acid
49. What is the Cori cycle?*
b. A process in the liver that regenerates glucose from lactic acid released by the muscles.
50. Which of the following would be the best choice for physically active people who need to rehydrate?*
c. diluted juice or cool water
51. Under conditions of starvation, mobilization of body fat as fuel, especially for the brain and other nervous tissue, results in:*
b. Elevated levels of ketones in the blood
52. Mrs. Reyes is scheduled to have her body fat measured by bioelectrical impedance. As a dietitian, you should explain that the test involves:*
d. Attachment of electrodes to the extremities to measure resistance in the tissues
53. Which of the following clients would be at greatest risk for high blood pressure and breast cancer?*
c. Patient X: waist = 34”, hip = 40”
54. The morbidly obese client who is surgically treated with gastroplasty is most likely to experience which complication after the surgery:*
b. Dumping syndrome
55. Which of the following statements would be appropriate to make to a client for whom calcium supplements are prescribed:*
b. Take the supplement with vitamin D fortified milk
56. Vitamin C requirement is significantly increased in clients who*
d. Smoke tobacco products
57. Vitamin D deficiency may be present in clients who*
a. have chronic renal failure
58. During the annual checkup of Gina, her mother informed you that their family has opted to exclude meat,poultry, and fish from their diet. You then advice Gina’s mother to:*
a. Give Gina vitamin B12 supplements
59. An individual with IDA should be encouraged to increase his/her intake of which of the following:*
d. red meats
60. What is the usual vitamin A deficiency sign?*
c. night blindness
61. The need for vitamin E in the diet will increase with an increase in the amount of what other nutrient in the diet?*
d. PUFA
62. Vitamin K deficiency is a possible result of*
b. antibiotic therapy
63. Plant oils are excellent sources of _______ and liver is an excellent source of _______.*
c. vitamin E; vitamin A
64. Which of the following people are least likely to need a vitamin/mineral supplement?*
c. male athletes
65. There are studies that show that sodium and potassium have roles in the regulation of*
a. blood pressure
66. The mineral component of methionine, insulin, keratin, and glutathione is*
d. Sulfur
67. The mineral component of vitamin B12 is*
d. Cobalt
68. Best type of exercise for physical conditioning is*
a. aerobic
69. Under normal conditions, the pH of the blood is*
b. slightly basic
70. Muscular fatigue during strenuous physical exercise is due to the accumulation of*
c. lactic acid
71. Isoniazid, an anti-tuberculosis drug, is an antagonist of*
a. niacin
72. As a constituent of thiamine pyrophosphate and thiamine monophosphate, vitamin B1 is involved in themetabolism of*
a. glucose
73. The most variable component of total energy requirement is*
b. energy cost of physical activities
74. The total energy of a food per 100 grams whose composition is 2% carbohydrates,18% protein, & 5% fat is*
b. 125 kcal
75. The immediate source of energy for physical exercise is the*
a. phosphagen system consisting of stored ATP and creatine phosphate
76. The immediate need after strenuous exercise or physical activity*
a. fluid
77. The only pentose of physiologic significance is*
b. ribose
78. Vitamin D and parathyroid hormone promote*
a. calcium deposition in bones
79. The primary function of magnesium in metabolism is as a*
d. coenzyme or enzyme activator
80. Mechanism by which body conserves iron stores*
a. by reusing iron released in the breakdown of red blood cells