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1 | |
Protein |
| | A) | forms the structural basis of muscle tissue |
| | B) | is a component of enzymes |
| | C) | is a source of energy |
| | D) | both a and c |
| | E) | all of the above |
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2 | |
Proteins are linked together by |
| | A) | hydrogen bonds |
| | B) | carbon bonds |
| | C) | peptide bonds |
| | D) | nitrogen bonds |
| | E) | oxygen bonds |
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3 | |
The following contain all 20 amino acids |
| | A) | animal foods |
| | B) | plant foods |
| | C) | dietary fat |
| | D) | both a and b |
| | E) | all of the above |
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4 | |
Based on the type and amount of amino acids present, the following are considered complete proteins |
| | A) | animal foods |
| | B) | plant foods |
| | C) | dietary fats |
| | D) | both a and b |
| | E) | all of the above |
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5 | |
There are ___ essential or indispensable amino acids in human nutrition. |
| | A) | 7 |
| | B) | 9 |
| | C) | 11 |
| | D) | 13 |
| | E) | 20 |
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6 | |
An essential amino acid that is in short supply is termed the |
| | A) | limiting amino acid |
| | B) | protein sparing amino acid |
| | C) | glucogenic amino acid |
| | D) | incomplete amino acid |
| | E) | lipogenic amino acid |
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7 | |
In order to have a protein-sparing effect in the body, the diet should provide |
| | A) | adequate calories |
| | B) | adequate carbohydrate |
| | C) | caffeine |
| | D) | both a and b |
| | E) | all of the above |
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8 | |
The food yielding the most (g) protein is |
| | A) | 1 cup milk |
| | B) | 2 eggs |
| | C) | 3 oz chicken |
| | D) | doughnut |
| | E) | one-half cup of baked beans |
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9 | |
Animal foods are |
| | A) | good sources of protein |
| | B) | often high in fat |
| | C) | good sources of carbohydrate |
| | D) | both a and b |
| | E) | all of the above |
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10 | |
Most legumes are |
| | A) | high in carbohydrate |
| | B) | high in protein |
| | C) | high in fat |
| | D) | both a and b |
| | E) | all of the above |
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11 | |
Nuts are |
| | A) | high in carbohydrate |
| | B) | high in protein |
| | C) | high in fat |
| | D) | both b and c |
| | E) | all of the above |
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12 | |
The person with the highest protein RDA (g/kg) is an |
| | A) | infant |
| | B) | adolescent |
| | C) | old man |
| | D) | young adult female |
| | E) | athlete |
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13 | |
Protein needs are based on |
| | A) | age |
| | B) | body weight |
| | C) | quality of dietary protein (animal vs. plant protein) |
| | D) | a and b |
| | E) | all of the above |
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14 | |
Increasing muscle size and strength is dependent on |
| | A) | adequate caloric intake |
| | B) | adequate protein intake |
| | C) | proper training |
| | D) | both b and c |
| | E) | all of the above |
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15 | |
The best source(s) of additional protein for endurance athletes is/are |
| | A) | commercial protein supplements |
| | B) | selected purified amino acids |
| | C) | food sources |
| | D) | both a and b |
| | E) | all of the above |
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16 | |
Protein can be lost through |
| | A) | urine |
| | B) | sweat |
| | C) | metabolism as an energy source |
| | D) | both a and c |
| | E) | all of the above |
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17 | |
Theoretically, creatine supplementation could contribute as an energy source in activities that primarily use the |
| | A) | phosphagen system |
| | B) | lactic acid system |
| | C) | oxygen system |
| | D) | aerobic glycolytic system |
| | E) | aerobic lipolytic system |
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18 | |
An individual has been determined to need 2800 Calories per day. If 12% of these Calories are from protein, this represents |
| | A) | 336 Calories |
| | B) | 84 g |
| | C) | 37 g |
| | D) | both a and b |
| | E) | none of the above |
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19 | |
An individual has been determined to need 1500 Calories per day. If 15% of these Calories are from protein, this represents |
| | A) | 25 g |
| | B) | 56 g |
| | C) | 72 g |
| | D) | 500 Calories |
| | E) | both c and d |
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20 | |
A 180-pound college student needs the RDA for protein (0.8 g/kg). This represents |
| | A) | 144 g |
| | B) | 81 g |
| | C) | 65 g |
| | D) | 32 g |
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21 | |
The Tolerable Upper Limit (UL) for dietary protein is |
| | A) | an AMDR of 50 percent |
| | B) | 2.0 g/kg body weight |
| | C) | 100 grams |
| | D) | 50 grams of animal protein |
| | E) | not available as no UL has been set for protein |
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22 | |
The Acceptable Macronutrient Distribution Range (AMDR) for protein in percent of daily energy intake is |
| | A) | 5-10 |
| | B) | 10-20 |
| | C) | 10-35 |
| | D) | 25-50 |
| | E) | 45-65 |
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23 | |
Of the nutritional ergogenic aids discussed in this chapter, which one has the most scientific support as a means to enhance exercise performance in trained athletes? |
| | A) | glutamine |
| | B) | creatine |
| | C) | arginine |
| | D) | inosine |
| | E) | HMB |
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24 | |
In endurance-type exercise, protein may be an energy source. Overall, approximately what percentage of energy may be derived from protein in typical endurance activities? |
| | A) | 3-5 |
| | B) | 15-20 |
| | C) | 10-35 |
| | D) | 20-35 |
| | E) | 45-65 |
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25 | |
Based on the food exchange lists, how many grams of protein are contained in four (4) ounces of chicken breast, two (2) glasses of skim milk, and tow (2) slices of whole wheat bread? |
| | A) | 24 |
| | B) | 30 |
| | C) | 38 |
| | D) | 50 |
| | E) | 60 |
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26 | |
A [ital] high quality [ital] protein is best described as one that |
| | A) | contains 10 grams of protein per 100 grams of food |
| | B) | contains all of the essential amino acids in the proper amounts and ratio |
| | C) | contains all the nonessential amino acids |
| | D) | contains adequate amounts of glucose for protein sparing |
| | E) | contains the amino acids leucine, isoleucine and valine |
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27 | |
Which of the following statements relative to protein metabolism is false? |
| | A) | excess protein may be converted to glucose in the body |
| | B) | the liver is a critical center for the control of amino acid metabolism |
| | C) | essential amino acids can be formed in the liver from carbohydrate and nitrogen from non-essential amino acids |
| | D) | excess protein may be converted to fat in the body |
| | E) | urea is a waste product of protein metabolism |
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28 | |
Which of the following is not an example of protein complementarity? |
| | A) | corn tortilla and wheat bread |
| | B) | whole wheat bread and beans |
| | C) | Spanish rice and refried beans |
| | D) | peanut butter and whole wheat bread |
| | E) | corn and Lima beans |
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29 | |
Which of the following is not an essential amino acid? |
| | A) | alanine |
| | B) | leucine |
| | C) | isoleucine |
| | D) | valine |
| | E) | tryptophan |
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30 | |
Research suggests that creatine supplementation is most likely to enhance performance in which of the following types of physical performance tasks? |
| | A) | an all-out power lift in one second |
| | B) | maximal high-intensity exercise lasting 6-30 seconds |
| | C) | 10-kilometer road race lasting about 30 minutes |
| | D) | marathon run (26.2 miles) |
| | E) | ultramarathons, such as Ironman-type triathlons |
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