Nutrition Assessment

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  1. What is a strength of the In-Vivo Neutron Activation Analysis (IVNAA)?
    A. No need to calibrate the machine
    B. Just as accurate as the DXA scan
    C. Does not take long to complete the test
    D. Machinery is relatively cheap
    C. Does not take long to complete the test
    (this multiple choice question has been scrambled)
  2. What gas law was used to perfect the method of measurement behind air displacement plethysmography (ADP)?
    D. P1/P2= (V2/v1) Y
  3. What is not a disadvantage of hydrostatic weighing?
    Consistency
  4. What population is not appropriate for bioelectrical impedance?
    People with conditions that affect their fluid levels
  5. What travels through the body to assess body composition when using ultrasound?
    A. UV rays
    B. Microwaves
    C. High frequency sound waves
    D. Gamma Rays
    C. High frequency soundwaves
    (this multiple choice question has been scrambled)
  6. What is considered the most accurate means available for assessment of body composition at the tissue-organ level?
    A. Ultrasound
    B. CT/MRI
    C. Predictive Equations
    D. Magnetic Resonance Spectroscopy
    B. CT/MRI
    (this multiple choice question has been scrambled)
  7. What type of radioactive isotope is involved in Total Body Potassium Counting?
    40 K
  8. Why is a conversion factor to fat-free mass in Total Body Potassium Counting not a valid approach to measuring obese subjects?
    Potassium concentration declines with obesity
  9. What does DXA measure?
    A. Bone Density
    B. A & B
    C. Soft Tissue
    D. None of the above
    B. Bone Density and SoftTissue
    (this multiple choice question has been scrambled)
  10. Which laboratory test is typically used to measure niacin (B3)?
    A. Urinary N'- tricotinamine
    B. Serum B3 levels through blood
    C. Urinary 2-pyridone
    D. Schilling radioactive vitamin B3 test
    C. Urinary 2-pyridone
    (this multiple choice question has been scrambled)
  11. Why isn’t hemoglobin the best measure of iron status?
    A. Samples may be hard to obtain from patients
    B. Hemoglobin is the best measure of iron status
    C. Hemoglobin drops after iron stores are completely depleated
    D. The test is expensive
    C. Hemoglobin drops after iron stores are completely depleted
    (this multiple choice question has been scrambled)
  12. Which of the following is a function of zinc?
    A. Maintenance of protein structure
    B. Synthesis of protein structure
    C. Stabilize the structure in certain DNA-binding protein
    D. A & C
    E. B & C
    F. All of the above
    F. Maintenance of protein structure,synthesis and degradation of RNA, DNA, and ribosomes, Stabilizes the structurein certain DNA-binding proteins
  13. What are food sources of zinc?
    A. high protein food
    B. whole grains
    C. nuts
    D. All of the above
    D. High protein foods,whole grains, nuts
  14. What is the most common way to test copper status in the body?
    A. Hair copper
    B. Erythrocyte superoxide dismutase
    C. Ceruloplasmin/ Serum levels
    D. Cytochrome C Oxidase
    C. Ceruloplasmin/ Serum levels
    (this multiple choice question has been scrambled)
  15. What is the best measure of selenium?
    24-hour urine in acid medium
  16. If serum B-12 were low (<100 pg/mL), what would this indicate?
    A. Serum total homocysteine would be high
    B. Serum MMA would be high
    C. Both A & C
    D. Serum MMA would be low
    E. Serum total homocysteine would be low
    C. Serum MMA would behigh, serum total homocysteine would be high
    (this multiple choice question has been scrambled)
  17. What does the Erythrocyte Folate biochemical parameter measure?
    A. A & C
    B. amount of RBCs
    C. Body folate stores
    D. Folate kidney stones
    E. Liver folate levels
    F. A & B
    G. All of the above
    A. Liver folate levels and Body folate stores
    (this multiple choice question has been scrambled)
  18. What is the best measure of B6?
    A. Activation coefficient for erythrocyte AaST
    B. Plasma PLP
    C. Urinary excretion of B6 degradation products
    D. None of the above
    Plasma PLP
  19. What is the preferred method of measuring riboflavin (B2) status?
    A. Urinary Riboflavin Excretion
    B. Total serum homocysteine status
    C. Testing glutathione reductase activity
    D. The amount of intake from consumption and food sources
    C. Testing glutathione reductase activity
    (this multiple choice question has been scrambled)
  20. What is the most prevalent form of thiamin in the body?
    A. Thiamin Pentophosphate
    B. Thiamin Diphosphate
    C. Thiamin Triphosphate
    D. Thiamin Pyrophosphate
    D. Thiamin Pyrophosphate
    (this multiple choice question has been scrambled)
  21. Why is plasma vitamin C not effective?
    It is water soluble and only shows recent intake
  22. What affects serum alpha-tocopherol levels (Vitamin E presentation)?
    A. High-protein diet
    B. High-sodium diet
    C. Exercise
    D. Malnutrition
    D. Malnutrition
    (this multiple choice question has been scrambled)
  23. Which of the following is not a good source of vitamin D?
    A. Beef liver
    B. SalmonC.
    Cranberry juice
    D. 7-dehydrocholesterol with sunlight exposure
    C.Cranberry juice
  24. What is the most common method used to indicate vitamin A
    status?
    HPLC
  25. Why is serum vitamin C an inappropriate test to measure long-term
    vitamin C status?

    1. It is very difficult to administer.
    2. It only reflects short-term vitamin C intake
    because vitamin C is a water-soluble vitamin.
    3.The test is painful and time consuming.
    4. Vitamin C is fat soluble and serum vitamin C is an appropriate test.
    2. It only reflects short-term vitamin C intakebecause vitamin C is a water-soluble vitamin.
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253528
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Nutrition Assessment
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Nutrition Assessment
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