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NTR 401 Final Exam Study Guide Questions with Correct Answers
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NTR 401 Final Exam Study Guide Questions with Correct Answers
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NTR 401 Final Exam Study GuideQuestions with Correct Answers
To ensure adequate vitamin uptake which figure encompasses the largest proportion of
the populations needs?
A) EAR
B) RDA
C) UL
D) Both A and B
E) Both B and C - Answer-C: UL-virtually guarantees adequate supply without
detrimental effects if it is the sole source in the diet
Daniel Rudman, who postulated the idea of conditional essentiality, listed these
requirements for the nutrient in the event that a nutrient was withheld from the diet.
A) Decline in plasma level of the nutrient into the subnormal range
B) Appearance of chemical, structural, or functional abnormalities
C) Correction of both these by a dietary supplement of the nutrient
D) All of the above
E) None of the above - Answer-Correct answer D - Definition of a conditionally essential
nutrient
The DRI Guideline that meets the nutrient intake needs of half the healthy individuals
is?
A. RDA
B. UL
C. Al
D. EAR - Answer-correct: EAR- estimated average requirement
Question: Which of the following are considered essential nutrients, according to Alfred
Harper?
i. Fatty acids
ii. Water
iii. Amino acids
iv. AandC
v. All the above - Answer-V: all of the above
The DRI is made up of the following systems of measurement: - Answer-RDA, EAR,
AMDR, AI, UL
True or False •
,• When trying to determine potential hazard of over exposure to a substance (nutrient),
a benchmark dose of UL is usually used to avoid subjects being harmed by excess
intake of nutrient. - Answer-true
Of the following, which is NOT considered an essential nutrient:
A. Water
B. Iodine
C. Biotin
D. Iron
E. All of the above - Answer--all of these are essential..
A conditionally essential nutrient typically ___ essential and ___ but becomes essential
when synthesis is ____
A. not, synthesized, inadequate
B. is, obtained only in food, inadequate
C. not, synthesized, adequate
D. not, obtained only in food, inadequate - Answer-A
An element is ___________ if without adequate intake there are characteristic signs of
a deficiency disease. - Answer-essential
Who and what does the RDA account for? - Answer-the daily dietary intake level of a
nutrient considered sufficient by the Food and Nutrition Board of the Institute of
Medicine to meet the requirements of 97.5% of healthy individuals in each life-stage and
sex group. It is calculated based on the EAR and is usually approximately 20% higher
than the EAR (See Calculating the RDA).
Examples of conditionally essential nutrients include all of the following except: -
Answer-vitamin A
What term did DRI replace?
A. AMDR
B. AI
C. RDA
D. UL - Answer-C. RDA
Low insulin, High glucagon, low CCK, increasing ghrelin are all components that
indicate _______. - Answer-Hunger/Appetite
The peripheral body systems, the central nervous system, metabolic influences (i.e.
blood nutrient levels), and disease states (such as anorexia or obesity) all impact one's
_____. - Answer-hunger
, In the fasted state, which hormone is secreted by the pancreas to increase the
availability of glucose in the bloodstream?
A: insulin
B: ghrelin
C: glucagon
D: CCK - Answer-c. glucagon
What area of the brain is targeted by hormones in order to produce a response to
hunger or satiety?
A: frontal lobe
B: cerebellum
C: pituitary gland
D: arcuate hypothalamus - Answer-D: arcuate Hypothalamus
The Estimated Average Requirement for Choline is defined by this function:
a. Maintain hematological status
b. Plasma glutathione peroxidase
c. Prevention of hydrogen peroxide
d. Maintain liver function - Answer-C; Prevention of Hydrogen peroxide
Insulin is secreted by the _____ cells in the pancreas and glucagon is secreted by the
______ cells in the pancreas. - Answer-beta; alpha
Which of the following hormones are NOT elevated in a fed state?
a) Insulin
b) Gastrin
c) CCK
d) Ghrelin - Answer-d- ghrelin
What hormone interacts with and helps regulate the illeal brake phenomenon?
a) Leptin
b) GLP-1
c) CCK
d) Ghrelin - Answer-b)- GLP-1
Enterostatin is synthesized within the brain. Which of the following is NOT synthesized
within the brain?
A. ghrelin
B. gastrin-releasing peptide (GRP)
C. neuromedin
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