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2024 NUSC1165 Nutrition Final Exam Versions With Answers (120 Solved Questions)

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    Nusc 1165 Final Exam 2 Versions 2024 Questions With Complete Solutions One group of individuals is asked to eat a diet high in fruits, vegetables and dairy foods while a second group of individuals is asked to eat a diet lower with amounts of fruits, vegetables and dairy foods. The two groups' blood pressure readings are monitored and compared. This is an example of a(an): Intervention study Case-control study Laboratory study Observational study - Intervention study This concept suggests that all foods can fit into a healthy diet provided than an excessive quantity of a specific food is not consumed. Variety Dietary reference intake Moderation Nutrient density - Moderation Which of the following is NOT considered a macronutrient? Fat Carbohydrate Vitamins Protein - Vitamins Researchers are interested in whether caffeine has an effect on short-term memory. A study is designed in which two groups of subjects are given capsules

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    that look identical. Group A receives capsules containing caffeine and Group B receives capsules containing powdered sugar. Group B is given a: Placebo Stimulant Catalyst Simulation factor - Placebo Consuming nutrient-dense foods helps to ensure a proper diet. One effective strategy is: Eating foods that have been minimally processed Consuming foods with a high nutrient content compared to the kcalories provided Limiting added solid fats and added sugars All of these are effective strategies - All of these are effective strategies A measure of the nutrient content of a food compared to its energy content is referred to as Healthy food index Nutrient score Dietary Reference Intake Nutrient density - Nutrient density Which of the following best describes an "essential nutrient?" - Essential nutrients are not synthesized by the body in adequate amounts and must be obtained by the diet Comparison of the amount of protein consumed with the amount of the nutrient excreted is characteristic of a(an):

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    Depletion-repletion study Nitrogen balance study Epidemiological study Health claim - Nitrogen balance study The following is true about vitamins: They are inorganic molecules They act as coenzymes for biochemical reactions They provide structure to our body Both A and C - They act as coenzymes for biochemical reactions The energy provided by food is measured in: - Kilocalories The correct sequence of events in the scientific method is: - make an observation, develop a hypothesis, conduct the experiment, and form a theory The Dietary Guidelines for Americans is revised every 5 years to reflect advances in knowledge True or False - True A 24-hour recall is sufficient in most cases to achieve an accurate assessment of an individual's overall dietary pattern True or False - False The ingredient list of a food label arranges the ingredients from highest to lowest in amount by weight.

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    True or False - True Tolerable Upper Intake Levels (UL) are most likely to be exceeded when: People eat meat from wild game animals People are recovering from surgery and need more kcalories Dietary supplements are taken Large quantities of food are consumed by highly trained athletes - Dietary supplements are taken Dietary Supplement labels differ from Nutrition Facts labels because they: - Must provide directions for use Fat is the ideal storage form of energy due to its high energy density compared to other nutrients. True or False - True A zoochemical is a plant derived compound that is thought to prove health benefits to humans True or False - False A serving of potato chips has a high nutrient density because of its high energy content relative to its low levels of vitamins and minerals True or False - False

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    In the US, white or refined flour is enriched with some vitamins and minerals lost during processing. True or False - True A meal containing 1 gram of fat, 10 grams of carbohydrate, 10 grams of protein, and 1 gram of vitamin C provides 89kcal True or False - True Which of the following provides calories but is not considered a nutrient? Alcohol Water Phytochemicals Fat - Alcohol Approximately 1000 college students were asked to keep a record of what supplemental vitamins they took and how many colds they had over the course of a year. The amount of vitamin C consumed was compared with the students' incidences of colds. This is an example of a(an): Observational study Clinical trial Intervention study Laboratory study - Observational study Which would most likely be used to plan menus for a school breakfast and lunch program?

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    RDAs EARs FFQs ULs - RDAs According to the Dietary Guidelines, Americans are recommended to reduce the intake of: - Sodium A question such as "who does the grocery shopping in your house?" Would most appropriately be included in a: Diet history 24hiur recall Food record Food frequency questionnaire - Diet history The nutritional analysis of a diet that follows the MyPlate recommendations would most closely resemble which DRI group? RDAs EARs DRVs ULs - RDAs Dietary Reference Intakes (DRIs) provide nutrient recommendations for: - Healthy individuals

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    Nutrition related epidemiological studies such as the National Health and Nutrient examination survey (NHANES) - Are good for identifying relationships between dietary intake patterns and health status This type of food and dietary supplement claim does not need to be reviewed/approved by the FDA. Structure/function claim Nutrient content claim Health claim None of the above - Structure/function claim The Recommended Dietary Allowances (RDAs) are estimated to meet the nutrient needs of what percentage of a healthy population group? - 97-98% __________ are used when not enough information is available to establish an EAR for a particular nutrient AIs DRIs ULs RDAs - AIs Which is true regarding Tolerable Upper Intake Levels (ULs)? It is a nutrient intake value that is estimated to meet the requirement of half the healthy individuals in a group It is the highest level of daily nutrient intake that is likely to pose no risk of adverse health effects to almost all individuals in the general population

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    Consuming nutrients above this level increases the risk of toxicity symptoms/adverse effects Both B and C - Both B and C Empty calories are: a. from added sugars and/or solid fats. b. contributed by junk foods and are completely banned in a healthy diet. c. suggested to be limited to ≤ 50% of the kcals in a healthy diet. d. the kcals consumed when an eating plan other than MyPlate is followed. - From added sugars and/or solid fats How is the order in which ingredients are listed on a food label determined? - By contribution to total weight The DASH diet is a dietary pattern aimed at: - Increasing potassium intake and reducing blood pressure/hypertension Which statement about dietary supplements is true? - The label must include all the ingredients in the dietary supplement. 24-hour recalls are limited as dietary intake assessment tools because: - They are based on self-reported dietary intake date and subject to misreporting And They do not allow for the assessment of dietary patterns

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    Pepsinogen is activated by pancreatic secretions to assist with fat digestion in the small intestine True or False - False Dietary fiber is not digested by human enzymes True or False - True As we age, many of us lose the ability to to produce sufficient lactase in our small intestine to digest lactose True or False - True Which of the following is NOT a product released by the GI tract? Mucus Chyme Enzymes Hormones - Chyme Which organ filters metabolic waste products out of the blood? Kidneys Spleen Pancreas Small Intestine - Kidneys The chemical breakdown of glucose to produce energy is an example of:

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    digestion catabolism anabolism excretion - catabolism Which of the following digestive organs is lined with fingerlike projections called villi? Large intestine Small intestine Esophagus Stomach - small intestine Which nutrients are absorbed into the lymphatic system before entering the blood? Water Water-soluble vitamins Glucose Fat - Fat The absorptive surface of the small intestine is increased by the presence of: microvilli gastric pills goblet cells sphincters - microvilli Chewing is an important digestive function because it improves the functionality of:

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    a. enzymes b. hormones c. mucus d. peristalsis - enzymes Which of the following releases bile into the GI tract? gallbladder pituitary gland salivary glands None of the above - gallbladder When the gastroesophageal sphincter contracts, food A. flows from the esophagus into the stomach. B. is prevented from reentering the esophagus from the stomach. C. leaves the stomach and enters the small intestine. D. is eliminated from the body through the anus. - is prevented from reentering the esophagus from the stomach. Pancreas secretions contain digestive enzymes and: bicarbonate cholecystokin (CCK) bile chyme - bicarbonate This organ is the primary site of digestion and absorption stomach liver

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    small intestine large intestine - small intestine Metabolic reactions that build molecules and body structures are referred to as: hydrolytic anabolic deamination reactions catabolic - anabolic The internal lining of the gastrointestinal tract is the: submucosa mucosa serosa muscularis - mucosa The release of bile and pancreatic enzymes into the small intestine is stimulated by: stretch receptors in the stomach secretin and CCK Salivary amylase gastrin - secretin and CCK Coordinated muscle contractions that move food through the GI tracts are called: muscular syncopation peristalsis segmentation - perstalsis

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    Inflammation of the small intestinal mucosa reduces the ability of the intestine to absorb water or nutrients causing: diarrhea gastroesopageal reflux disease constipation gallstones - diarrhea The absorption of nutrients by simple diffusion requires: a concentration gradient a carrier molecule energy all of these choices are correct - concentration gradient Gluconeogenesis is the metabolic process in the liver that produces glucose to raise blood sugar. True or False - True Glycogen is a hormone secreted from the pancreas during period of low blood sugar. True or False - False Chemical bonds between sugars are broken through hydrolysis reactions True or False - True

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    Treatment of diverticulitis usually includes: insulin injections antibiotics and a temporary decrease in fiber intake exercise and weight loss increasing fluid intake and antacids - antibiotics and a temporary decrease in fiber intake Sugar alcohols are: derived from ethyl alcohol a combination of amino acids structurally similar to dietary sugars produced from oleic acid - structurally similar to dietary sugars Carbohydrate loading, also known as glycogen super compensation, is a training technique used by some endurance athletes, can help to increase ________ stores sucrose glycogen amylose lactose - glycogen A well-documented health problem associated with excess sugar intake is: Type 1 diabetes constipation dental caries diverticular disease - dental caries

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    Dietary fiber can help reduce cholesterol levels by: binding cholesterol and bile acids in the GI tract blocking reabsorption of bile acids in the GI tract inhibiting cholesterol synthesis in the liver All of these are correct - All of these are correct Fructose in mostly found in: Meat Fruit Grains and cereals Dairy products - fruit Which of the following type of diabetes is classified as an autoimmune disease? Gestational Type 1 Type 2 All are correct - Type 1 Which of the following are the best sources of complex carbohydrates? Milk and dairy products Meat, fish and poultry Fats and oils Cereals and grains - cereals and grains Aspartame: a. is an artificial sweetener.

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