NUTR 1211

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NUTR 1211
2013-09-17 12:33:45

Understanding Nutrition Chapters 1-3
Show Answers:

  1. How do you calculate energy available from foods?
    Multiply the number of grams of carbohydrates, protein, and fat by 4,4 and 9 respectively. Then add the results together.

    • Example.
    • 16 g carbohydrates X 4 kcal/g = 64 kcal
    •            7 g protein X 4 kcal/g = 28 kcal
    •                  9 g fat X 9 kcal/g = 81 kcal
    •                                   total = 173 kcal
  2. True or False
    Bile is produced in the gallbladder.
    • False.
    • Bile is STORED in the gallbladder.
  3. True or False.
    Villi are fingerlike projections found in the esophagus and stomach.
    • False.
    • Villi are fingerlike projections found in the small intestine.
  4. Lipase is an enzyme that assists in the digestion of which nutrient?

    a. Fat  b. Protein  c. Carbohydrate d. Calcium
    a. Fat
  5. The pyloric sphincter allows passage from the stomach to the first segment of the small intestine, known as the
    a. Rectum  b. Ileum c. Jejunum d. Duodenum
    d. Duodenum
  6. True or False.
    Chyme is defined as the bolus or portion of food swallowed and enters the esophagus.
    • False.
    • It is called chyme as it is exiting the stomach and going into the small intestine.
  7. True or False.
    There are six classes of nutrients.
  8. What are the classes of nutrients?
    • 1. Minerals
    • 2. Water
    • 3. Carbohydrates
    • 4. Lipids(fats)
    • 5. Protein
    • 6. Vitamins
  9. Which of the following is a micronutrient?
    a. carbohydrate   b. thiamin  c. water
    b. thiamin
  10. True or False
    Protein provides 4 kcal of energy per gram.
  11. Which of the following are included in the Dietary Reference Intakes (DRI)?
    a. RDA
    b. AI
    c. UL
    d. all of the above
    d.  all of the above
  12. True or False.
    Emotions are a reason a person may select a food.
  13. What does DRI stand for?
    Dietary Reference Intake
  14. What does RDA stand for?
    Recommended Daily Allowence