Sample Exam 1 Questions

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1. Which of the following is NOT an essential nutrient?
A) water
B) alcohol
C) vitamins
D) minerals

2. Which of the following is a micronutrient?
A) carbohydrates
B) vitamins
C) lipids
D) alcohol

3. Christopher's lunch contains 121 grams of carbohydrate, 40 grams of protein, and 25 grams of fat. What percent of kilocalories in this meal come from fat? A) 19%
B) 26%
C) 34%
D) 42%

4. The building blocks of proteins are called:
A) fatty acids.
B) amino acids.
C) saccharides.
D) nitrogen fragments.

5. Protein is the only macronutrient that contains the element nitrogen. TrueFalse

6. In the United States, diseases related to overnutrition (heart disease, stroke, type 2 diabetes) are more common than nutrient deficiency diseases. TrueFalse

7. Vitamins contain 4 kilocalories per gram.
TrueFalse

8. Which of the following is a disaccharide?
A) sucrose
B) fructose
C) galactose
D) glucose
9. Which of the following enzymes is found in the mouth?
A) lactase
B) maltase
C) pancreatic amylase
D) salivary amylase
10. Which enzyme digests carbohydrates in the stomach?
A) salivary amylase
B) pancreatic amylase
C) amylose
D) None, carbohydrates are not digested in the stomach.
11.In the absence of carbohydrate, ________ are produced from the incomplete breakdown of body fat. A) amyloses
B) amylases
C) ketones
D) bacteria
12. Which of the following is associated with the development of ketosis? A) a diet that contains too much fat
B) a diet that contains insufficient fat
C) a diet that contains too much carbohydrate
D) a diet that contains insufficient carbohydrate

13. Which of the following are good sources of fructose?
A) milk and cheese
B) fruits and honey
C) fruits and vegetables
D) breads and cereals

14. Jane consumed a breakfast that contained 80 grams of carbohydrate, 20 grams of protein, and 10 grams of fat. Approximately how many kilocalories did Jane eat at breakfast? A) 324 kilocalories

B) 500 kilocalories
C) 420 kilocalories
D) 1,000 kilocalories
15. Which of the following represents a nutrition transition? A) increased availability of maize over corn
B) decreased reliance on carbohydrates
C) lower-fat subsistence crops
D) increased consumption of sugar
16. What element makes protein different from carbohydrate and fat? A) carbon
B) hydrogen
C) nitrogen
D) oxygen
17. Immediately after absorption, what circulatory system carries most of the fat-soluble nutrients? A) vascular
B) mesenteric
C) lymphatic
D) enterohepatic
18. Type 2 diabetes is seen only in adults.
TrueFalse

19. High-intensity exercise uses carbohydrate as a primary fuel source. True False

20. A high glycemic index food can cause a sudden rise in blood glucose levels. True False

21. Some excess kcals from carbohydrate are stored as fat.
True False

22. Carbohydrates contribute ________ kcal/gram.
A) 3
B) 4
C) 7
D) 9

23. Which of the following BEST describes the glycemic index? A) an individual's glucose/insulin ratio in a fasted state B) the amount of insulin required to metabolize 100 grams of glucose C) the glucose content of a given food

D) the extent to which a given food raises blood glucose and insulin 24. A disaccharide is formed by the chemical bonding of:
A) two monosaccharides.
B) two polysaccharides.
C) one monosaccharide and one polysaccharide.
D) two oligosaccharides.
25. Lactose intolerance is due to a(n):
A) deficiency of lactose.
B) deficiency of lactase.
C) deficiency of the GI flora (healthy bacteria).
D) allergy to casein (milk protein).
26. Diets with high glycemic load are associated with a reduced risk for chronic diseases such as diabetes. TrueFalse
Match the following items.
_____ 27. Glycogen A) Storage form of carbohydrate in plants...
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