Nutrition_Exam 2 – Flashcards

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question
You are trying to decide which type of sugar to use and want to choose the one that would have the greatest nutritional value. Your best choice would be:
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to select any of the sugars because none of them is "more healthy" than another.
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Some foods are so high in acid that they are capable of making the acid in the stomach even stronger. True or False
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False
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Chronic inflammation of body tissues accompanies uncontrolled diabetes and may contribute to the eye, kidney, heart, and other associated problems. True or False
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True
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When fructose and glucose are bonded together they form:
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table sugar.
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Soluble fiber is described as "viscous" because it:
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forms gels.
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The body is able to make all of the 20 amino acids needed from fragments derived from carbohydrate and fat. True or False?
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False
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Which of the following statements is false concerning the splitting of glucose for energy? A) Inside a cell, glucose is broken in half and these two halves have two pathways open to them. B) Glucose can be broken down to yield energy and carbon dioxide. C) Glucose fragments can be linked together into molecules of body fat. D) Body fat can be converted into glucose to feed the brain adequately.
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Body fat can be converted into glucose to feed the brain adequately.
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Digestible carbohydrates are broken down or converted into _____ inside the body.
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glucose
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When amino acids are degraded for energy, their amine groups are stripped off and used elsewhere or incorporated by the liver into:
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urea.
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Which of the following helps prevent type 2 diabetes?
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maintaining a healthy weight
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When comparing the digestion and absorption of proteins with fats it is important to know that:
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cells in the small intestine preferentially absorb different types of amino acids, which causes competition by amino acids at the absorption sites.
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The term "brown bread" on a label is a guarantee that the bread has been made with whole-grain flour. True or false?
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False
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Hormones play an important role in regulating blood glucose levels. For example:
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epinephrine increases the breakdown of liver glycogen to provide glucose in times of danger.
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Antibodies are identical large proteins in the blood that are effective in destroying multiple types of invading foreign particles. True or False?
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False
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The recommended carbohydrate intake in a health-promoting diet is 45-65 percent of calories. True or False?
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True
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Which would you look for on a bread label to choose the most nutritious product?
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whole grain
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What animal-derived food contains significant amounts of carbohydrates?
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Milk
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Amino acids are "wasted" (not used to build protein or nitrogen-containing compounds) in the body whenever there is:
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not enough energy from carbohydrate and fat and too much protein.
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To provide adequate control of diabetes, one of the best dietary recommendations would be to:
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ensure that the fiber intake from food sources is adequate.
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A young man has said to you that he is eating much more protein in his diet than the recommendation but he feels he needs the extra amount just in case he wants to build more muscle mass in the near future. How would you respond to him?
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If he has excess calories in his diet, he may gain fat weight from converted protein.
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In times of energy shortage from carbohydrates or fats in foods, the body uses protein in what way?
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removes the nitrogen portion and burns the remaining fragments for energy.
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Examples of complementary protein combinations include all of the following except:
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pasta with tomato sauce.
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Your friend is a vegetarian who consumes large quantities of soy products in the place of meat. From a nutrition perspective, your friend is at risk of developing _____ deficiency.
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iron
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Dietary fiber has been recommended for its possible benefits in reducing heart disease by lowering blood cholesterol. How is fiber thought to play its role in lowering blood cholesterol?
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viscous fiber binds with bile in the intestine and is excreted in feces
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Which of the following accounts for the differences among the various amino acids?
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the side chain
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The major storage form of fats in our body is:
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triglycerides, which are made up of fatty acids and glycerol.
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Excess body fatness is associated with an increased risk of:
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some cancers and diverticular disease.
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Research on the benefits of fatty acids and their components has shown that:
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seafood-consuming populations have a lower rate of death from heart disease.
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Which of the following is based on weight and height and used in clinical settings to assess weight status?
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BMI
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Which of the following is not a desirable blood lipid value?
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high LDL
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Which of the following is not a function of fat in the human body?
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carries the water-soluble nutrients
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Which one of the following statements about fatty foods is true? A)Fatty foods are low in energy density. B) Fat in foods contributes to satiety. C) People prefer the taste of foods low in fat over those high in fat. D)Fat gives foods a tough texture.
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Fat in foods contributes to satiety.
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Cholesterol is important in nutrition because:
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it is necessary for the production of the emulsifier bile by the liver.
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You decide to skip lunch for several weeks to lose weight and fit into a favorite outfit for a special occasion. What will probably be the greatest obstacle to the success of this plan?
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hunger
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The thermic effect of foods eaten can contribute to total energy expended in a day because:
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metabolism is stepped up for several hours after a meal in the metabolic response to food.
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One of the major benefits of physical activity for weight management is:
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an increase in lean muscle tissue, which burns more energy.
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Waist circumference indicates visceral fatness, and above a certain girth, disease risks rise. True or False?
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True
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One "outside of the body" factor that contributes to obesity is:
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the "built environment," which can discourage physical activity.
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If a person uses fasting to lose weight, how will his or her body react?
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break down fat into ketone bodies to provide fuel
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The main dietary factor associated with elevated blood cholesterol is:
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high saturated and trans fat intakes.
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The hormone produced by adipose tissue in response to a gain in body fatness that helps to control obesity is:
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leptin.
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What would be the best dietary advice for someone who needs to lower her blood cholesterol levels?
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Reduce the saturated and trans fats in your diet to lower LDL levels in the blood
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DRI recommendations concerning intakes of fats include:
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consume up to 35% of calories as fat and keep saturated fat intake low: less than 10% of calories.
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Overall, the traditional diets of the Mediterranean people are:
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low in saturated fat and high in complex carbohydrates and fiber.
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Which statement is true? A) All meats are higher in protein than in fat. B) All dairy products are saturated fat sources. C) Grain products are solid fat-free. D) Cream and butter are solid fats
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Cream and butter are solid fats.
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Which of the following statements best describes individuals who have had their gallbladder removed? A) The liver stops producing bile. B) They cannot digest food. C) Bile is released directly into the small intestine. D) Bile is not delivered into the small intestine.
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Bile is released directly into the small intestine.
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Waist circumference reflects the degree of _____ in proportion to body fatness.
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visceral fatness
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Cooking oils should be stored in tightly covered containers in order to:
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prevent them from becoming rancid and retard the oxidation process.
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Characteristics of victims of anorexia nervosa include:
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they come from middle- or upper-class families and they tend to be perfectionists.
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The best food source of omega-6 fatty acids is fish and seafood. True or False?
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False
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