SCI 228 Final Exam 2020 QUESTIONS AND ANSWERS

(TCO 1) The second step of the scientific method is: observation and description of a phenomenon. testing a research question or hypothesis. generating a hypothesis. collecting data. (TCO 1) Which of the following is TRUE regarding the science of nutrition? As compared to many other scientific disciplines, nutrition is a young science. Discoveries by the first nutritional scientists established the connection between deficiencies and illness. In developed countries, current research in nutrition focuses on the relationship between diet and chronic diseases. All of these are true. (TCO 1) The type of study that observes a large population to determine factors that may influence nutritional habits and disease trends is called a (n): case-controlled study clinical trial epidemiological study animal study (TCO 1) Which of the following is NOT an essential nutrient? Water Alcohol Vitamins Minerals (TCO 2) Which of the following is associated with diets high in added sugars? Hyperactivity Tooth decay Diabetes All of these (TCO 2) The type of study that observes a large population to determine factors that may influence nutritional habits and disease trends is called a (n): case-controlled study. clinical trial. epidemiological study. animal study. (TCO 2) Which of the following is associated with the development of ketosis? A diet that contains too much fat A diet that contains insufficient fat A diet that contains too much carbohydrates A diet that contains insufficient carbohydrates (TCO 3) If a person is suffering from GERD, the is malfunctioning. gallbladder pancreas epiglottis gastro-esophageal sphincter (TCO 3) What is the primary cause of peptic ulcers? Stress H. pylori bacteria Prolonged use of aspirin Eating too many spicy foods (TCO 3) Which of the following would be an appropriate treatment approach for someone suffering from GERD? Surgical removal of the gallbladder Omission of all lactose foods Antibiotic therapy Loses weight and quits smoking (TCO 4) The simplest units of carbohydrates are called: fatty acids. amino acids. monosaccharides. calories. (TCO 4) is a highly branched arrangement of glucose molecules found in liver and skeletal muscle cells. Fructose Starch Glycogen Raffinose (TCO 4) Which of the following carbohydrates is the end product of photosynthesis? Glycogen Galactose Lactose Glucose (TCO 5) What are the three classes of lipids? Monosaccharide, disaccharides, and starch Triglycerides, sterols, and phospholipids Sterols, amino acids, and polysaccharides Phospholipids, glycogen, and dipeptides (TCO 5) Triglycerides are classified by: the length of the fatty acids. the saturation of the fatty acids. the shape of the fatty acids. all of these. (TCO 5) The vast majority of fat digestion and absorption occurs in the: pancreas. liver. small intestine. gall bladder. (TCO 5) A fatty acid that contains a chain of 10 carbons and two double bonds is termed a: saturated, medium-chain fatty acid. polyunsaturated, medium-chain fatty acid. monounsaturated, medium-chain fatty acid. monounsaturated, long-chain fatty acid. (TCO 6) Which of the following supplements would you recommend that a vegan add to his or her diet? Protein Fiber Vitamin B12 Vitamin C (TCO 6) Which of the following is a genetic disorder resulting in debilitating protein abnormalities? Cystic fibrosis Mad cow disease Marasmus Kwashiorkor