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NTR 401 Final Exam 2024 All Possible 200 Correct Questions and Answers Solved Correctly
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NTR 401 Final Exam 2024 All Possible 200 Correct Questions and Answers Solved Correctly
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1 | P a g e NTR 401 Final Exam 2024 All Possible 200 Correct Questions and Answers Solved Correctly Which part of the digestive system is known for its large cell membrane surface area which aids in absorption via active transport and facilitated diffusion of nutrients into the cells - ANSWER >>>duodenum Which of the following relationships were NOT use d in the 2010 formulation of RDAs for vit D? - ANSWER >>>populations living at higher latitudes with less intense sunlight have higher rates of diabetes and certain cancers In the stomach, there are different cells that secrete gastric juices that aid in digestion. Which cells in the stomach secrete HCl to help with protein denaturation? - ANSWER >>>parietal cells 2 | P a g e Which of the following is least likely to stimulate gastric secretions? - ANSWER >>>a drop in pH of the stomach contents What side effects wou ld you LEAST expect someone who experiences adult hypolactasia to display after consuming a glass of milk? - ANSWER >>>vomiting What is it called when a person is born unable to digest any products that contain the disaccharide lactose? - ANSWER >>>congen ital lactase -phlorizin hydrolase deficiency An individual with Persistent Adult Lactasia produces an enzyme in the _____ that individuals who do not have this condition are missing. - ANSWER >>>brush border of the enterocytes Calcium absorption in the sm all intestine involves the 2 main transport systems, active transport and diffusion. The active transport system in the main transport system for calcium and is saturable and carrier -mediated. What is the binding protein used in calcium absorption that shuttles calcium across the cell cytosol of an enterocyte in order to result in calcium absorption into the plasma? - ANSWER >>>Calbindin D 3 | P a g e Salivary amylase and pancreatic amylase breaks the alpha (1 --> 4) glycosidic bonds of starch producing all of the following substances EXCEPT - ANSWER >>>malt liquor (produces: limit dextrin, maltose, maltotriose) Why is there no digestion of starch in the stomach? - ANSWER >>>the low pH in the stomach denatures amylase Which of the following statements shows the weakest evidence that a substance is an essential nutrient? - ANSWER >>>infants hospitalized with intestinal bacterial infections were given infant formula with or without the human milk protein lactoferrin added . The lactoferrin groups recovered faster, indicating that this nutrient was essential The ______ is the average daily nutrient intake level estimated to meet the requirement of half the healthy individuals in a particular life stage and gender group - ANSWER >>>estimated average requirement Nutrients are chemical substances found in foods that are necessary for human life and growth, maintenance, and repair of body tissues. Some nutrients are essential, meaning in part that they are required for biochemi cal 4 | P a g e functions in the body. Which of the following examples best illustrates essentiality? - ANSWER >>>Chromium binds to the protein apochromodulin and that complex is needed for full activity of the tyrosine kinase function of the insulin receptor Why is it so difficult to quantify the requirements for nutrients when there is so much knowledge about their metabolism? - ANSWER >>>because individuals and populations vary in their metabolism and requirements due to genetic and environmental differences Which compound is the hormone most responsible for causing feelings of hunger? - ANSWER >>>ghrelin What is the purpose of recommending daily servings of fruits, grains, vegetables, protein and dairy in the Food Guide Pyramid or Choose My Plate instead of listi ng the required nutrients? - ANSWER >>>food groups provide a simple way to get all nutrients in a balanced diet An example of a nutrient in which the EAR is defined by its function, which is maintaining hematological status is _______. - ANSWER >>>vitamin B12The benefits of buying summaries with Stuvia:
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