HNF_311_Exam_1_Form_1A_answer_key_2008 - HNF 311 Exam 1...

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HNF 311 Exam 1 2008 Form 1A 1. Hyperglycemia is ________ whereas hypoglycemia is ________ . A. high levels of blood glucose; low levels of blood glucose b. low levels of blood glucose; high levels of blood glucose 2. The human brain and other nerve tissues use mostly _________________as fuel. a. ethanol b. protein C. glucose d. fructose 3. A sensible idea for preventing constipation is to a. decrease fluid intake. b. use a laxative when needed. c. include fewer high-fiber foods. D. include more high-fiber foods. 4. Labeling laws require that ingredients in food products be listed on the container in descending order of their a. cost. b. nutrient density. c. calories. D. weight. 5. About 50% of the American dietary intake of carbohydrate is derived from a. animal sources. b. dietary fats and oils. C. dietary starches. d. dietary fiber. 6. Much of the digestion that occurs in the large intestine is caused by A. bacteria. b. saliva. c. lipase. d. pepsin. 7. Normal time between ingesting food and elimination of the waste products from the meal is about a. 3 to 4 hours. b. 3 to 5 days. C. 1 to 3 days. d. 10 to 12 hours. 1
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constipation is a. soluble fiber. b. glycogen. C. insoluble fiber. d. crude fiber. 9. "The amount of heat required to raise the temperature of 1000 grams of water one degree Celsius" is the definition of a. calorimetry b. a kilojoule. C. a kilocalorie. d. energy. 10. The stomach is protected from digesting itself by producing a. antipepsin that destroys digestive substances. B. a thick layer of mucus to coat the lining of the stomach. c. hydroxyl ions to neutralize the acid. d. bicarbonate only when food is in the stomach. 11. When increasing fiber intake, always a. use simple carbohydrates. b. do nothing more. c. take a fiber supplement. D. increase fluids. 12. A triglyceride is an example of a a. fatty acid. b. glucose unit. c. trace mineral. D. lipid. 13. In the North American diet, the most frequently observed dietary problems are associated with a. a deficiency of B vitamins such as niacin. b. an excess of dietary fiber. c. a deficiency of vitamins A and D. D. an excess intake of fat and cholesterol. 14. A difference between liver glycogen and muscle glycogen is that a. liver glycogen is predominantly amylopectin; muscle glycogen is predominantly amylose. B. liver glycogen is an important source of blood glucose; muscle glycogen is not. c. muscle glycogen is linked by beta-glycosidic linkages and cannot be quickly broken down to release glucose; liver glycogen is linked by alpha linkages. d. liver glycogen is an important source of blood glucose; muscle glycogen is predominantly amylopectin. 15. The primary dietary culprit in the American diet
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HNF_311_Exam_1_Form_1A_answer_key_2008 - HNF 311 Exam 1...

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