St. Johns University - SCI 228 Week 8 Final Exam (Latest Guide) Graded A++

CI 228 Week 8 Final Exam Question 1. Question : (TCO 10) Growth acceleration in adolescence is primarily driven by: Student Answer: increased physical activity. increased caloric intake. hormonal ...

CI 228 Week 8 Final Exam Question 1. Question : (TCO 10) Growth acceleration in adolescence is primarily driven by: Student Answer: increased physical activity. increased caloric intake. hormonal changes. both increased physical activity and increased caloric intake. Points Received: 2 of 2 Comments: Question 2. Question : (TCO 10) On average, Americans have a life expectancy that reaches into the: Student Answer: early 70s. late 70s. early 80s. late 80s. Points Received: 2 of 2 Comments: Question 3. Question : (TCO 10) The brain grows the most rapidly during the first ________ years of life. Student Answer: two five eight 10 Points Received: 2 of 2 Comments: Question 4. Question : (TCO 9) The absorption of Vitamin ________ increases in older adults. Student Answer: A B12 C D Points Received: 2 of 2 Comments: Question 5. Question : (TCO 9) Which of the following increases one's risk of developing an eating disorder? Student Answer: Large family size Holding the first order of birth Having a sibling with an eating disorder All of these Points Received: 2 of 2 Comments: Question 6. Question : (TCO 9) Impulsive, low self-esteem, seeks attention, extroverted, and erratic describe personality traits of: Student Answer: anorexia nervosa. bulimia nervosa. binge eating disorder. obesity. Points Received: 2 of 2 Comments: Question 7. Question : (TCO 7) Who is at risk for a Vitamin E deficiency? Student Answer: Premature infants Postmenopausal women Male athletes The elderly Points Received: 2 of 2 Comments: Question 8. Question : (TCO 7) Which water-soluble vitamin can regenerate Vitamin E after it has been oxidized? Student Answer: Vitamin D Vitamin B12 Vitamin C Folate Points Received: 2 of 2 Comments: Question 9. Question : (TCO 7) How do antioxidant vitamins stabilize free radicals? Student Answer: Donate electrons or hydrogens Enzymatic destruction Phagocytosis Break down and convert them to less damaging molecules Points Received: 2 of 2 Comments: Question 10. Question : (TCO 8) Which of the following statements is FALSE regarding the mineral, selenium? Student Answer: Selenium is needed in minute amounts by the human body. Selenium is involved in the maintenance of basal metabolism and body temperature. Selenium is only present in foods of animal origin. Selenium is a component of the antioxidant glutathione peroxidase enzyme system. Points Received: 2 of 2 Comments: Question 11. Question : (TCO 8) Where does the body store selenium? Student Answer: In the liver In adipose tissue In the lymph system In body proteins Points Received: 2 of 2 Comments: Question 12. Question : (TCO 8) Which research study demonstrated a link between Vitamin E consumption and a decreased risk of heart disease in smokers? Student Answer: ADA Study HOPE Study NIH Study ATBC Study Points Received: 2 of 2 Comments: Question 13. Question : (TCO 8) Which of the following hormones requires selenium for its synthesis? Student Answer: Estrogen Insulin Cortisol Thyroxine Points Received: 2 of 2 Comments: Question 14. Question : (TCO 8) Research studies have consistently demonstrated an association between a reduced risk of cancer and: Student Answer: the use of Vitamin C supplements. increased consumption of fruits and vegetables. increased consumption of monounsaturated fatty acids. the use of beta-carotene supplements. Points Received: 2 of 2 Comments: Question 15. Question : (TCO 7,8) Fluorosis is associated with: Student Answer: insufficient intake of fluoride. consuming too much fluoride. Alzheimer's disease. osteoporosis. Points Received: 2 of 2 Comments: Question 16. Question : (TCOs 7, 8) Mary G. is 60 years old and at risk for osteoporosis. Which of the following dietary supplements would be the MOST helpful to minimize bone loss? Student Answer: Magnesium and fluoride Vitamin K and fluoride Calcium and phosphorus Calcium and Vitamin D Points Received: 2 of 2 Comments: Question 17. Question : (TCO 7) ________ of an adult's healthy body weight is fluid. Student Answer: Ten to 30% Thirty to 50% Fifty to 70% Seventy to 90% Points Received: 2 of 2 Comments: Page: 1 2 3 Page: 1 2 3 Question 1. Question : (TCO 8) Which of the following do sodium and potassium NOT have in common? Student Answer: Rich sources of both include fresh foods, such as bananas, cantaloupe, and potatoes. Both participate in maintaining fluid balance. Both are involved in nerve transmission. Both are major electrolytes in the body. Points Received: 2 of 2 Comments: Question 2. Question : (TCO 8) Water has a high heat capacity. What does this term mean? Student Answer: Water is resistant to changes in temperature. Water heats up or cools down very quickly. Water provides a useful source of stored kilocalories. Water transports the energy-yielding nutrients throughout the body. Points Received: 2 of 2 Comments: Question 3. Question : (TCO 8) Which of the following is TRUE? Student Answer: Water freely moves across cell membranes. Water and electrolytes move across the cell membranes only through protein channels. Electrolytes freely move across cell membranes. Water and electrolytes cannot move across cell membranes. Points Received: 2 of 2 Comments: Question 4. Question : (TCO 8) All of the following are major functions of sodium EXCEPT: Student Answer: assists in muscle contraction. maintains fluid balance. maintains normal heart rhythm. maintains acid-base balance. Points Received: 0 of 2 Comments: Potassium helps with heart rhythm. Sodium is a big part of fluid balance so C is the correct answer. Question 5. Question : (TCO 8) The majority of our body's phosphorus is stored in the: Student Answer: kidneys. bones. blood. liver. Points Received: 2 of 2 Comments: Question 6. Question : (TCO 8) Which of the following will likely result if the concentration of electrolytes inside a cell is higher than in the extracellular environment? Student Answer: The cell will burst. The cell will shrink and dry up. The cell will undergo mitosis and divide. The cell will be unaffected. Points Received: 2 of 2 Comments: Question 7. Question : (TCO 5) The vast majority of fat digestion and absorption occurs in the: Student Answer: stomach. liver. small intestine. large intestine. Points Received: 2 of 2 Comments: Question 8. Question : (TCO 5) Which of the following statements is TRUE about trans fatty acids? Student Answer: They are made by the body in large quantities. Their amounts are currently required on food labels. They decrease the risk of developing heart disease. They result from the hydrogenation process. Points Received: 2 of 2 Comments: Question 9. Question : (TCO 5) Which of the following ingredients would alert you to the presence of trans-fatty acids in a product? Student Answer: Hydrogenated vegetable oil Lecithin Liquid corn oil Vitamin E Points Received: 2 of 2 Comments: Question 10. Question : (TCO 6) Which of the following supplements would you recommend that a vegan add to his or her diet? Student Answer: Protein Fiber Vitamin B12 Vitamin C Points Received: 2 of 2 Comments: Question 11. Question : (TCO 6) Which of the following is associated with marasmus? Student Answer: Distended abdomen Skin and bones appearance Enlarged, fatty liver All of these Points Received: 2 of 2 Comments: Question 12. Question : (TCO 6) The type of protein-energy malnutrition characterized by a general lack of protein, energy, and nutrients in the diet is called: Student Answer: marasmus. sickle cell anemia. cystic fibrosis. kwashiorkor. Points Received: 2 of 2 Comments: Question 13. Question : (TCO 4) Which of the following hormones is released when your blood glucose levels fall too low? Student Answer: Insulin Estrogen Bile Glucagon Points Received: 2 of 2 Comments: Question 14. Question : (TCO 4) ________ is a highly branched arrangement of glucose molecules found in liver and skeletal muscle cells. Student Answer: Fructose Starch Glycogen Raffinose Points Received: 2 of 2 Comments: Question 15. Question : (TCO 4) Major fructose sources include: Student Answer: milk and cheese. nuts and honey. fruits and vegetables. breads and cereals. Points Received: 2 of 2 Comments: Question 16. Question : (TCO 1) Which government agency regulates the labeling, sale, distribution, use, and disposal of all pesticides in the United States? Student Answer: Food and Drug Administration United States Department of Agriculture Environmental Protection Agency Centers for Disease Control Points Received: 2 of 2 Comments: Question 17. Question : (TCO 1) The food-borne illness caused by Campylobacter jejuni is associated with consuming: Student Answer: grains that have been stored in a moist environment. water that has been contaminated with fecal material. tapeworms. contaminated beef or pork. Points Received: 2 of 2 Comments: Question 18. Question : (TCO 1) Which of the following is associated with the development of ketosis? Student Answer: A diet that contains too much fat A diet that contains insufficient fat A diet that contains too many carbohydrates A diet that contains insufficient carbohydrates Points Received: 2 of 2 Comments: Page: 1 2 3 Question 1. Question : (TCOs 5,10) Jack has a strong family history of heart disease. What lifestyle factors are important for Jack to be aware of to decrease his cardiovascular disease risk? Points Received: 20 of 20 Comments: Great! Question 2. Question : (TCO 2) Discuss two limitations of the current My Pyramid food guide. Provide possible modifications to the pyramid that would address each of these drawbacks. Points Received: 20 of 20 Comments: Great! Question 3. Question : (TCO 8) Liz has recently been diagnosed with hypertension. Detail the lifestyle changes that are important for Liz to identify and modify in an effort to improve her situation. Points Received: 20 of 20 Comments: Well done! Question 4. Question : (TCO 9) Describe the process by which the body converts sunlight to active Vitamin D in the body. Discuss the hormones and organs involved in this process. Points Received: 20 of 20 Comments: Very detailed and spot on. Question 5. Question : (TCO 9) Why does the risk for osteoporosis increase with menopause? What are some of the current treatments for osteoporosis? Points Received: 20 of 20 Comments: Right! Perfect. Question 6. Question : (TCO 10) Describe the optimal diet for an athlete. Synthesize a healthy plan of diet and exercise for that person (describe the person). . Points Received: 20 of 20 Comments: Very detailed and nicely done. Good job Anthony. Question 7. Question : (TCO 1) Discuss the benefits of and concerns regarding genetically modified foods/organisms. What are some legal implications? Points Received: 20 of 20 Comments: Outstanding. Question 8. Question : (TCO 10) Describe the difficulties that a woman might encounter with breastfeeding and the related strategies used to resolve these issues. Points Received: 20 of 20 Comments: Nailed it! Question 9. Question : (TCO 2) Using the My Pyramid food guide, describe a healthy diet plan for a vegan. Include types and servings of food within the five categories of the pyramid, as well as comment on nutrients that may need additional attention. Points Received: 20 of 20 Comments: