NUTR 100 Final Exam Questions with complete Solutions, Exams of Nutrition

Download NUTR 100 Final Exam Questions with complete Solutions and more Exams Nutrition in PDF only on Docsity! 1 / 12 NUTR 100 Final Exam Questions with complete Solutions 1.Most of a human's body weight is comprised of what nutrients?: fats, protein, water 2. In order for human subjects to be used in a study, researchers must do all of the following except:: ensure that all participants complete the study 3.People choose foods for which of the following reasons?: food availability, cultural background, personal preference 4.To which component of the scientific method does the following statement belong: "The greater incidence of colon cancer in second generation Japan- ese-Canadians versus Japanese living in Japan is due to differences between the diets in Canada and Japan"?: hypothesis 5.Which of the following substances does NOT provide energy?: water 6.A prospective cohort study is an example of an observational study.: true 7.Having apples and blueberries one day and grapes and cantaloupe the next day is an example of adding variety to the diet.: true 8.Which nutrient class provides the most calories per gram?: lipids 9.Among the following, which is the major weakness of an epidemiological study?: The results cannot be used to determine cause and effect 10.Information on an updated food label includes all of the following except:- : vitamin A %DV (includes serving size, calories per serving size, and calories from carbohydrates) 11.When someone's usual intake for a nutrient is equal to the EAR this means that the probability that they are meeting their requirement for that nutrient is what?: 50% 12.What assessment tool is used when BMI (body mass index) is needed?: - anthropometric measurements 13.The RDA acronym represents what words?: Recommended Dietary Al- lowance 14.The nutrition facts table indicates that a serving of food contains 20% DV of saturated fat. What does this mean?: The food contains a high amount of a nutrient that should be limited 2 / 12 15.How many servings is 1 cup of blackberries?: 2 servings fruit/vegetables 16.Which feature, on the label of a natural health product, indicates that the product's safety and effectiveness has been evaluated by Health Canada?: - NPN 17. What assessment tool is used when a person's height, weight, limb circum- ference, and skinfold thickness are needed?: anthropometric measurements 18.A meal of soymilk, fish and spinach represents which Canada's Food Guide groups?: Milk and alternatives, meat and alternatives, and vegetables and fruit 19.Which reference value is set well above the needs of every healthy Cana- dian but will not cause toxicity symptoms?: UL 20.Which is a function of the pancreas?: secretion of enzymes and bicarbonate 21.Which is the name of a chronic condition in which acidic stomach contents leak back up into the esophagus causing pain and damaging the esophagus?- : gastroesophageal reflux disease 22.In the organization of life, cells form which of the following?: tissues 23.Nutrients enter the blood stream only through hepatic portal circulation.- : False 24.After water soluble nutrients are absorbed, they are carried to the through the .: liver, hepatic portal vein 25.Which of the following organs filters metabolic waste products out of the blood?: kidneys 26.The absorption of nutrients by simple diffusion requires:: a concentration gradient 27.Imagine you wake up on a Sunday morning and join some friends for a large breakfast consisting of a cheese with eggs and sausage (foods high in fat and protein), a croissant with butter (which contains carbohydrate but is also very high in fat), and a small glass of orange juice. After the meal, you remember that you have plans to play basketball with a friend in just an hour. The enzyme, lipase, will break down which foods that you ate?: cheese, eggs, sausage, croissant, butter 28.Imagine you wake up on a Sunday morning and join some friends for a large breakfast consisting of a cheese with eggs and sausage (foods high in fat and protein), a croissant with butter (which contains carbohydrate but is also very high in fat), and a small glass of orange juice. After 5 / 12 57.Which statement does NOT explain why protein-energy malnutrition de- velops more rapidly in children than adults?: breast milk contains inadequate protein and energy 58.Transcription is the process of converting the mRNA code into the amino acid sequence of a polypeptide chain.: false 59.Which of the following is a characteristic of a fad diet?: Avoidance of certain foods, limiting variety 60.Which type of fat has the greater health risk?: Visceral fat 61.Which of the following statements regarding the location of body fat is true?: Increased visceral fat is associated with a higher incidence of heart disease 62.What phrase best describes the energy needed to maintain basic bodily functions such as the beating of your heart, as well as that needed to process food and fuel activity?: total energy expenditure 63.Julie is 1.7 m (5 ft 7 in) tall and weighs 80 kg (176 lb). How much weight does she need to lose to fall into the 'normal' BMI range (round off your answer)?: 8kg 64.In the hierarchy of nutrient use, which of the following is true?: first, carbo- hydrates are used to maintain blood glucose and build glycogen stores, and then remaining carbohydrate is oxidized for energy 65. Which of the following hormones acts as a thermostat to keep body fatness from changing?: leptin 66.At which rate of weight loss is most of what is lost fat and not lean tissue?: 0.5-1 kg/week 67.Which contributes to the elevation of blood glucose?: The inability of in- sulin-resistant muscle to switch from using free fatty acids to using glucose as a fuel, after a meal. 68.What is the effect of high levels of steroid hormone binding globulin in the blood on estrogen metabolism?: there is less free estrogen available to stimulate breast cell proliferation 69.Which of the following foods contains the lowest amount of folate?: apple 70.If you eliminated meat, fish, poultry, and eggs from your diet, how could you meet your vitamin B12 intake RDA?: use a B12 supplement or ingest fortified foods 6 / 12 71.Common symptoms associated with mg of vitamin C (the upper limit for vitamin C intake ) include diarrhea, nausea, and abdominal cramps.: 2000 mg/day 72.You are feeling stressed with exams and have heard that a B complex supplement may help with stress. So, you decide to take the following B complex supplement 3 times daily. Each tablet contains the following: Pyridoxine: 35 mg Thiamin: 1 mg Riboflavin: 1.1 mg Niacin: 30 mg Choline: 1500 mg Folic acid: 200 ug Which of the B vitamins in this stress tablet may create a risk for toxicity when taken 3 times daily?: pyridoxine, niacin, choline 73.Which statement best describes the homocysteine hypothesis?: An in- crease in homocysteine levels in the blood is associated with an increased risk of cardiovascular disease 74.Which of the following containers does NOT protect riboflavin found in milk?: clear 75.Which of the following statements best describes the role of vitamin B6 in the body?: it functions in the synthesis of non-essential amino acids 76.What term is used to describe the process of adding nutrients to foods such as calcium or orange juice?: fortified 77.Tryptophan is a substance in corn that is in low amounts in corn and could lead to a niacin deficiency.: True 78.Which of the following food sources is the best source of vitamin A?: eggs 79.Of the following foods, which food contains the largest amount of vitamin E?: almonds 80.In which of the following situations would a vitamin D supplement be needed: In Edmonton during the winter, where the latitude is greater than 40 degrees North 7 / 12 81.Which of the following disease conditions is related to vitamin A's role in maintaining epithelial tissue?: xerophthalmia and keratomalacia 82.Which of the following statements about osteomalacia is FALSE?: it is not caused by decreased mineral content of bone 83.Which group of vitamins is fat-soluble and is stored in the body?: A, D, E, K 84.When vitamin A intake is adequate, which conversion takes place in the eye?: conversion of opsin to rhodopsin 85.Vitamin A is stable except when exposed to:: light 86.Which food does not contain phytochemicals?: fish 87.Which represents a good way to increase phytochemical intake?: increase intake of fruits and vegetables 88.A difference between the Canada Food Guide diet and the DASH diet includes:: a recommended number of servings for beans, nuts, and seeds only in the DASH diet 89.What is your DRI for sodium?: 1500 mg 90.What is your recommended daily intake of potassium?: 4700 mg 91.Which of the following are principal electrolytes in body fluids?: sodium, potassium, chloride 92.Water functions in which of the following?: tears, synovial fluid, and saliva 93.Which source of water accounts for the highest input?: beverages 94.For a 2000 kcalorie level, how many fruit and vegetables does the DASH eating plan propose?: 8-10 95.Dehydration of only 1 to 2% of body weight can impair physical and cognitive ability.: true 96.Abdominal obesity increases the risk of hypertension.: true 97.Which statement best describes a factor that effects mineral absorption?- : minerals, especially if they carry the same charge, compete with each other for absorption 98.Which of the following foods contains the most calcium?: 1 cup 1% milk 10 / 12 results in poor energy supply for the fetal brain possibly leading to decreased brain development.: ketosis 127. What can be concluded from the Public Health Agency of Canada 2006 survey of women of about pregnancy?: A woman is who has a low BMI prior to pregnancy is likely to gain less weight during pregnancy than a woman who has a high BMI prior to pregnancy 128. To produce a healthy infant, the mother should ideally have an adequate diet:: beginning months before conception occurs and continuing through the period of lactation 129. What hormone stimulates and sustains milk production?: prolactin 130. Your friend Jessica is a great soccer player. But you notice lately that she has lost weight and is eating very little. Jessica has told you that a coach said that if she dropped a few pounds that she would be able to run faster and play with greater agility. Jessica has been making comments about her weight telling you that she feels digusting about her weight. You see that Jessica has some unhealthy relationships with food and you want to help her. The best thing you can do is:: tell her that you are really concerned about her eating behaviours and ask her what you can do to help 131. Tomas is on the rowing team and he needs to drop weight to meet his weight category. Before every race, he eats and drinks very little, exercises in the sauna with a lot of clothes on and sometimes takes some laxatives. After the race is done, Tomas is so hungry that he gorges on food for couple of days. This type of behaviour could predisposeTomas to what type of eating disorder?: bulimia nervosa 132. Which statement best describes lead toxicity?: it causes nervous system dysfunction 133. Which statement best describes the weight difference between the aver- age Canadian woman and the average fashion model?: the average woman is 25% heavier 134. What term best describes periods when children will eat only certain foods and nothing else?: food jags 135. Which of the following behaviours may increase the risk of developing anorexia nervosa?: having friends who are preoccupied with weight, wanting to learn excessive information about nutrition and planning healthful meals, and having problems with one's family 136. Which statement is true about the relationship between sugar and tooth decay?: brushing teeth frequently helps remove sticky, decay-causing sweets 11 / 12 137. Which statement best describes the fat requirements of children?: Chil- dren need a greater percentage of their calories from fat than adults. 138. The nutrients most often deficient in the diets of Canadian adolescents are:: calcium and iron 139. Why do seniors have a higher vitamin B6 requirement?: higher dietary intakes are needed to maintain the same functional levels in the body 140. Which food group requires a greater number of servings for a male/female age 51 years or older and why?: milk and alternatives because of the greater need for vitamin D and calcium 141. Joe is 76 years old and requires a low protein diet due to his liver condition. Which one of the following dietary suggestions would be in line with a low protein diet? Chose the best answer.: Advise Joe to decrease his ingestion of meat and dairy products 142. Lucy is 81 years old and is losing weight because her appetite is poor due to poor smell and poor taste. What would be a recommendation you could make to Lucy to increase her intake in light of her poor taste and smell?: Use aromatic herbs and hot spices to add more flavor 143. Your grandmother, who is 91 years old, is losing weight because she has a dry mouth due to radiation cancer treatment. What dietary modifications would you recommend your grandmother make to improve her intake?: ingest moist foods like mashed potatoes and gravy 144. Which of the following descriptions best defines aging?: changes with time that are associated with an ever-increasing susceptibility to disease and death 145. Which of the following recommendations is included in the Canadian Physical Activity Guidelines for older adults - 65 years and older?: some adults should include activities that improve balance 146. How might medications affect nutritional status?: by affecting appetite, by affecting nutrient absorption, and by affecting nutrient excretion 147. The recommendations for fat in older adults.....: are the same proportions and types of dietary fats as for younger adults 148. Which disease or debilitating condition occurring in the elderly is least likely to be related to nutrition?: dementia 12 / 12 149. All of the following would result in a decrease in food security in Canada EXCEPT:: increased access to subsidized housing 150. Which statement about malnutrition is incorrect?: Malnutrition is only a serious problem for people who are undernourished 151. Which statement about protein-energy malnutrition is TRUE?: It can occur even when food is readily available 152. Which is feature of sustainable agriculture?: crop rotation 153. What is NOT a cause of food insecurity in Canada?: increased access to subsidized housing 154. Which of the following dietary changes would one NOT expect to see as the average income of a developing country increases?: eating less processed foods 155. The cycle of malnutrition can be broken by:: better health care for children, increasing availability of nutritious foods for adults, and providing for better nutrition and healthcare for women during pregnancy 156. Poverty and food insecurity are linked.: true 157. Overpopulation will never create a worldwide food shortage.: false 158. Which of the following groups/people are at the greatest risk of experi- encing food insecurity?: aboriginal peoples living on reserve