exam_1_key - Biology 127 Nutrition Name M Exam 1 1 Four grams of fat contain the same number of calories as(2 grams of carbohydrate a seven 2 The

exam_1_key - Biology 127 Nutrition Name M Exam 1 1 Four...

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Unformatted text preview: Biology 127, Nutrition Name: M September 19, 2006 Exam 1 1. Four grams of fat contain the same number of calories as (2 grams of carbohydrate. a. seven 2. The energy-yielding nutrients include: 3. Protein b. Fat c. Vitamins e a and c 3. A preliminary study, published in a peer-reviewed journal, is reason enough to change one’s diet. a. True (9 False 4. Food 30' ntists measure food energy in ' a. Calories b. Kilograms c. Grams (1. Units of weight 5. The source of valid nutrition information is: a. Newspaper articles b. TV programs @ Scientific journals . Health magazines 6. This type of research studies individuals and is often used as a basis for observations, which then lead to further research. a. Intervention study b. Laboratory study © Case study d. Epidemiological study 10. 11. 12. A study that uses non-human animals to test the effects of nutrition-related treatments is a(n): a. Case study ([3) Laboratory study 0. Intervention study d. a and b e. b and c Heart disease deaths have fallen substantially and the number of overweight people has declined based on evaluation of the nation’s progress toward achieving national health objectives. @ False A certain amount of fiber in foods contributes to the health of the digestive tract, but too much fiber leads to nutrient losses. The characteristic of diet planning illustrated by this statement is called: a. Adequacy b. Calorie control c. Balance Moderation One of the characteristics of a nutritious diet is that the intake of certain substances that might contribute to chronic disease be limited. This principle of diet planning is called: a. Variety b. Balance Moderation d. Adequacy How many calories are in a food that contains 12 grams of carbohydrate, 8 grams protein, and 5 grams fat? a. 100 ® 125 c. 165 d 185 A food provides 5 grams of fat and 200 total calories. What is the percentage of calories as fat in this product? a. 1% "T I b. 2% cars, 439°. c. 9% +5 18% Evil—3°“: jg” +Lu~5 iues-l-i‘e-‘t. d. ZZ-§70 M 13. 14. 15. 16. 17. as 3 NTle 18. The fact that orange juice is high in vitamin C and low in calcium prompted the enrichment of orange juice with calcium. Without enrichment, one would use the diet planning concept of to meet both vitamin C and calcium needs. a. Adequacy b. Variety c. Moderation @Balance Harry has a monotonous diet and eats the same foods every day. You try to convince him to eat a variety of foods because: a. Some less well-known nutrients and some nonnutrient food components could be important to health b. A monotonous diet may deliver large amounts of unwanted toxins or contaminants c. A monotonous diet may lead to decreased appetite and unintended weight loss a and c d. aandb Comparison of the relative calorie and nutrient contents of milk vs. a soft drink serves to illustrate the concept of [I uii'fign t: den 5i . You can tell a claim about nutrition is suspect if it bears the following characteristics: a. It is being made by an advertiser who is paid to make claims b. The evidence used to support the claim is in the form of testimonials c. It appears in a scientific journal which is peer-reviewed Short answer. Does the extraordinary variety of foods widely available in the US. make it easier or more difficult to plan a nutritious diet, and why? (2 points) ma M {.41 5 3+ rs mm. l:€€adi clue. ylj mfsi’ 9),“. 0/3 “AM 2.. \fccrflzzg La; E; in FL» erwx a; chfij’sd and Imejcf‘nfl (Loam) Which of the following statements is NOT true about the DRI? a. The committee that publishes them is comprised of scientists They are minimum requirements, not recommendations c. They are based on review of available scientific research d. They are for individuals who are healthy {—Li. a4 ML? 3 19. 20. 21. 22. 23. 24. 25. Characteristics of Daily Values include the following: a. They are used on food labels b. They allow comparisons among foods 0. They are useful as nutrient intake goals for individuals @aandb e. aandc The primary difference between recommendations for nutrient intakes and values set for energy intake is that the value for energy intake is not generous. True b. False Any food providing 10—19% of the Daily Value for a nutrient is considered to be a source of the nutrient. a. Poor b. Reliable @ Good d. Excellent The Daily Values reflect the needs of an “average person” consuming between 2,500 and 3,000 calories a day. a. true false The DRI committee recommended a diet that contains calories from protein. a 10-35 % ofits . 20-35 c. 45-65 d. 50-70 If vitamin C has been added to cranberry juice, the label must include: a. Nutrient information b. An ingredients list c. A health claim All carbohydrates provide 4 kcal/gram. a. True Viber Aces not i. False 26. 27. 28. 29. 30. The blood picks up oxygen and releases carbon dioxide in the: a. Heart b. Capillaries Lungs . Liver e. Digestive system When the pancreas detects a high concentration of the blood’s sugar, glucose, it releases: a. Lymph Insulin 0. Antibodies d. Glucagon Match the digestive organs, listed on the left, with their appropriate functions, listed on the right. One letter will be left out. (5 points) mouth a. manufactures bile to help digest fats esophagus b. conducts bile into the small intestine stomach 0. opens to allow elimination small intestine d. churns, mixes and grinds food to a liquid mass liver e. reabsorbs water and minerals gallbladder f. stores bile until needed pancreas g. passes food to stomach large intestine h. manufactures enzymes to digest all energy- yielding nutrients i. chews and mixes foods with saliva j. stores waste prior to elimination k. secretes enzymes that digest carbohydrates, fat and protein rectum g anus t tttttltt The organs responsible for the production and secretion of bile are: a. pancreas and liver ® liver and gall bladder c. gall bladder and pancreas (1. liver and small intestine The stomach’s strong acid is neutralized in the small intestine by from the . a. bicarbonate/liver b. enzymes/pancreas bicarbonate/pancreas . enzymes/liver 31. 32. 33. 34. 35. 36. 37. Long term energy storage and a substantial amount of the energy produced at rest is provided by What stores? Fat b. Liver glycogen c. Bones d. Muscle glycogen Which of the following plant-derived foods contains significant amounts of saturated fats? a. corn oil ® palm oil 0. canola oil d. olive oil Complex carbohydrates: a. Include both single sugar units and linked pairs of sugar units b. Are known as the monosaccharides and disaccharides Are long chains of sugar units arranged to form starch or fiber . a and b e. b and c When fructose and glucose are bonded together they form: sucrose b. maltose c. lactose d. galactose The disaccharides include: a. Sucrose, galactose, and maltose b. Maltose, fructose, and galactose c. Lactose, glucose, and fructose ® Sucrose, maltose, and lactose Which of the following is NOT a useful function of fiber? a. avoiding constipation b. avoiding hemorrhoids c. easing elimination d. controlling blood cholesterol levels providing calories in the form of complex carbohydrates Digesti - of most starch begins in the: 6 Mouth b. Esophagus c. Stomach (1. Small intestine 38. 39. 40. 41. 42. 43. One of your friends makes the statement that her diet contains no sucrose because she does not consume table sugar. What would be an appropriate response to this statement? a. You’re right, because sucrose is only found in table sugar You’re wrong, because sucrose occurs naturally in many fruits and vegetables c. You’re wrong, because sucrose occurs in germinating seeds (1. You’re wrong, because sucrose is found in milk. Which of the following is NOT a function of fat in the human body? a. Protects the body from temperature extremes b. Cushions the internal organs from physical shock Carries the water-soluble vitamins . Provides the major material from which cell membranes are made Fatty acids may differ from one another: a. In carbon chain length 13. In degree of saturation c. In number of calories Name one commercial product that is the result of hydro enation. \I afielG/IOI'L Shock/mint? 88,3, Cane) Gerald-t M CIA-«2.1 Which of the following statements about trans fatty acids is true? a. They are made by the body b. Their amounts are never listed on food labels c. They occur naturally in foods to a large extent @ Thelarise from the conversion of the cis to the trans configuration at points of unsaturation Carbohydrates are absorbed into the absorbed into the a. Lymph, lymph b. Lymph, blood Blood, lymph d. Blood, blood , while most fatty acids are Extra Credit (1 point): Predict the outcome and score of this weekend’s Penn State vs. Ohio State football game. ...
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