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Practice Test 5 (Eatright PREP) Questions and Answers

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Practice Test 5 (Eatright PREP) Questions and Answers Which of the following nutrients is essential for cell division during pregnancy and, if deficient, can lead to development of neural tube defects in newborn? - Ans:-Folate *Folate is essential for DNA synthesis and cell division. Deficiency...

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  • October 23, 2024
  • 50
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Eat Right Prep
  • Eat Right Prep
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GraceAmelia
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FIRST PUBLISH OCTOBER 2024




Practice Test 5 (Eatright PREP)
Questions and Answers

Which of the following nutrients is essential for cell division during pregnancy and, if deficient, can lead

to development of neural tube defects in newborn? - Ans:✔✔-Folate




*Folate is essential for DNA synthesis and cell division. Deficiency can lead to defective development of

neural tube and other organs.


Which of the following does not have an effect on bioelectrical impedance analysis (BIA) measurement

of body composition?




A. Gas in the intestinal tract


B. Hydration status


C. Body fatness


D. Use of alcohol - Ans:✔✔-A


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*Gas in the intestinal tract affects underwater weighing but has no effect on BIA. BIA depends on total

body water, so only factors that affect hydration status can affect the results of BIA assessment.


Which research design is not used in sensory evaluation?




A. Paired comparison


B. Observational


C. Duo-trio


D. Staircase procedure - Ans:✔✔-B




Paired comparison, duo-trio, and staircase procedure are all types of sensory evaluation. In a paired-

comparison test, judges are asked to determine which sample has the target sensory attribute. In a duo-

trio test, a judge is given three samples wherein one is an identified reference sample and the others are

unknown to the judge, who is asked determine which two are identical. In the staircase procedure, one

sample with an easily identifiable stimulus is given, and the judge is given less and less concentrated

versions until they can't detect it, and then given more and more concentrated until they can (the




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, ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED

FIRST PUBLISH OCTOBER 2024




purpose of this design is for determining thresholds of perceptibility). Observational research design

describes when the researcher observes ongoing behavior.


What kind of variable represents the outcome of a study? - Ans:✔✔-Dependent


Which protein found in beef softens with moist cooking? - Ans:✔✔-Collagen




*Collagen is a connective tissue found in beef that begins to break down when exposed to heat. When

exposed to moist heat, hydrogen bonds in collagen begin to break and form a gelatin.


Ingredients in a food product are listed on the label in order according to their _____. - Ans:✔✔-weight


What food is most likely to cause solanine poisoning? - Ans:✔✔-potatoes


The energy needs of an infant from birth to 12 months of age depend on the following factors except

_____.




A. growth rate


B. length


C. weight



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D. temperature and climate - Ans:✔✔-B




The current energy intake recommendation of 98 kcal/kg to 108 kcal/kg body weight for infants is based

on weight, growth rate, sleep/wake cycle, temperature and climate, physical activity, metabolic response

to food, and health status and recovery from illness. Length is not a factor that affects energy needs.


What is the hormone that lowers blood glucose?




A. Glucocorticoids


B. Glucagon


C. Somatostatin


D. Insulin - Ans:✔✔-D




Insulin lowers blood glucose while glucagon raises blood glucose. Glucocorticoids raises the blood

glucose and somatostatin reduces gastric secretion in the gastrointestinal tract.


Which of the following is true of iron absorption? - Ans:✔✔-Heme iron is better absorbed than nonheme

iron from plant-based sources

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