Chapter 9 Nutritional Sciences Review

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lindseypb
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Chapter 9 Nutritional Sciences Review
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2012-05-10 11:13:15
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  1. Training improves the muscles' ability to usse which of the following fuel sources?

    a)glucose

    b)amino acids

    c)fatty acids

    d)ketones
    C
  2. Jeff has completed his track event, and in the process he lost 3lbs of body weight. How many cups of fluid does he need to drink?

    a)4-6

    b)6-9

    c)10-12
    B
  3. If Joe's MHR is 202, what is his target heart rate?

    a)202-210

    b)173-201

    c)142-184

    d)101-171
    D
  4. Mackenzie wants to improve her cardiovascular fitness. Doing which of the following exercises regularily would be best, given her goal:

    a)swimming one mile

    b) participating in a weight lifting competition

    c)playing 9 holes of golf

    d)playing table tennis for 30min
    A
  5. What type of exercise should Laura do in order to achieve cardiovascular fitness?

    a)swimming

    b)weights

    c)yoga
    A
  6. Creatine is synthesized in the ____

    a)muscle, bone marrow, and gallbladder

    b)liver, kidney, pancreas

    c)muscle , kidney, heart
    B
  7. Training decreases the number and size of mitochondria T/F
    False
  8. How much protein is reccomendedby the Institute of Medicine for athletes per Kg of body weight/day?

    a)0.8

    b)1

    c)1.2

    d)1.5
    A
  9. Which of the following minerals is required for energy metabolism and for the maintenance, repair, and growth of muscles?

    a)Magnesium

    b)Zinc

    c)Iron

    d)Calcium
    B
  10. A trained athlete has a ____VO2 MAX as compared to an untrained individual

    a)higher

    b)lower

    c)similar

    d)stable
    A
  11. Sports anemia requires:

    a)treatment with supplemental Iron

    b)treatment with supplemental calcuim

    c)treatment with supplemental fluid

    d)no treatment
    D
  12. What substance contained in the "energy" drinks advertized to athletes is supposed to provide more energy when compared to other sports drinks?

    a)caffeine

    b)glucose

    c)zinc
    A
  13. Stress fractures are a sign that an athletes diet may be low in:

    a)iron

    b)zinc

    c)calcium

    d)phosphorous
    C
  14. If Patty is an athlete who weighs 55kg, how many g of carbs should she consume according to the american dietetic association?

    a)44-160

    b)140-260

    c)275-500

    d)400-800
    C (may be B, check on this)
  15. How many grams of carbs could an athlete who weighs 200lbs require during the final phase of carbohydrate loading?

    a) 900-1000

    b)800-900

    c)700-800
    A
  16. "Hitting the wall" is a feeling of profound fatigue that can occur during an athletic event as a result of:

    a)exhausted glycogen stores

    b)inadequate oxygen uptake

    c) a low rate of lypolysis
    A
  17. Pre and Post and during exercise eating and drinking can greatly affect athletic performance T/F
    True
  18. Lance's aunt is at risk for developing osteoporosis; however, if she begins weight-bearing physical activity she may experience:

    a)slower bone formation, increased progression of age-related bone loss, and reduced likelihood of injuries when falls occur

    b)enhanced bone formation, hastened progress of age-related bone loss, and increases likelihood of injuries when falls occur

    c)stimulated bone formation, slower progression of age-related bone loss, and a reduction in the likelihood of injuries when falls occur
    C
  19. To improve cardiovascular fitness,____ workout sessions per week are adequate

    a)1-2

    b)3-5

    c)6-8
    B
  20. Brian is thinking of taking creatine supplements to improve his performance as a marathon runner. The dietitian advises him that creatine supplements_________.

    a)are of some benefit to athletes participating in low-intensity endurance sports such as log distance running

    b)are of considerable benefit to athletes participating in either high intensity, short duration athletic events such as sprinting or power lifting or low intensity, endurance sports such as long distance running

    c)may enhance high entensity, short duration athletic performance such as sprinting or power lifitng, however, there is littl eevidence that they benefit athletes participating in low intensity, endurance sports such as long distance running.
    C
  21. Brad will be competing in a 100m run later today. During the event, which pathways will generate most of the ATP he needs?

    a)glycolosis, glycogenolysis, glycogenesis

    b)ATP-CP, glycolysis

    c) Cori-cycle, protein synthesis, triglyceride synthesis
    B
  22. When energy needs are not met, a male athlete can lose____

    a) oxygen

    b)muscle

    c)bone

    d)blood
    B
  23. Regular physical ctivity helps to ___ muscle mass and ___ body fat.

    a)decrease, increase

    b)decrease, maintain

    c)increase, decrease

    d)maintain,increase
    C
  24. Which of these foods would best contribute to maintaining, building, and repairing muscle?/

    a)whole grain bread

    b)beans and rice

    c)citrus fruit

    d)salad of field greens
    B
  25. When would it be beneficial for an athlete to consume a sports drink?

    a)there is no benefit

    b)during training only

    c)during workouts/events that last more than one hour

    d)during a marathon
    C
  26. Anaerobic pathways generate large amounts of ATP over an extended period of time T/F
    False
  27. Numerous studiess show that as little as___ minutes of sustained physical activity on most days can substantially improve health and overall quality of life

    a)15

    b)30

    c)45

    d)60
    B
  28. Alex consumes 2700kcal/day. If he is "average" about how many of these calories would he expend on physical activity?

    a)405-810

    b)825-1250

    c)1300-1420
    A
  29. Glycolysis depends solely on which fuel source?

    a) amino acids

    b)glucose

    c)fatty acids
    B

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