fat soluble vitamins II

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Author:
lindseypb
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133743
Filename:
fat soluble vitamins II
Updated:
2012-02-10 01:32:40
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Fat soluble Vitamins
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  1. Bet a Carotine is a provitamin A carotenoid that the body can metabolize to form how many moleciles of retinal?
    two
  2. Retinoic acid is needed for immature epithelial cells to become mature, this process is called:
    cell differentiation
  3. In addition to it's function in maintaing protective barriers (skin andd intestinal lining and respiratory tract lining) another way in which Vitamin A functions in the immune system is through its requirment for the production of.....
    lymphocytes
  4. Human epidemilogical studies suggest that the consumption of nonprovitamin A carotenoid___________ is related to a lower risk of prostate cancer
    Lycopene
  5. No DRI's have been established for the carotenoids because
    there is insufficient evidence to support their essentiality beyond the role as suppliers of vitamin A
  6. Some scientists consider vitamin D to be conditionally essential because..
    Significan amounts can be synthesized in the body
  7. The form of vitamin D that comes from plant sources is:
    ergocalciferol
  8. The precursor for the synthesis of cholecalciferol is:
    Cholesterol
  9. Regardless of weather it is consumed in the diet or produced in the skin, cholecalciferol must be further metabolized before the body can use it. This is a two step process, the first of which occurs in the...
    liver
  10. Vitamin D plays a critical role in cell differentiation by up regulating...
    the genes responsible for specific proteins
  11. People who are recieveing coumadin should consume a diet that:
    is relatively consistant in vitamin K content
  12. Preformed Vitamin A is typically found in what type of products?
    Animal
  13. Parathyroid hormone stimulates the conversion of 25-(OH)D3 to 1,25(OH)2D3 when...
    calcium levels are low
  14. What is a major function of Vitamin E?
    Protection of cell membranes from free radical damage
  15. Rickets is caused by what deficiency?
    Vitamin D
  16. Which Vitamin has no UL?
    Vitamin K
  17. Fat soluble vitamins are absorbed in the small intestine in the presence of _______ and ______
    Bile and lipids
  18. What are the functions of Vitamin A and the carotenoids?
    Regulating growth, reproduction, vision, immune function, gene expression, bone formation
  19. Vitamin A defiency can result in:
    Blindness
  20. High vitamin A intakes can result in fetal____
    malformations/ deformations
  21. Vitamin D is found in _______and to a lesser extent in _______
    Fatty fish, plant foods
  22. The body can produce vitamin D from a______ _______
    cholesterol metabolite
  23. The active form of Vitamin D (calcitrol) is also called:
    1,25 dihydroxyvitamin D
  24. Vitamin E deficiency is rare but results in ______ and ______anemia
    neuromuscular problems and hemolytic anemia
  25. Vitamin E toxicity is rare but results in:
    bleeding
  26. Vitamin K refers to what 3 related compounds?
    phylloquinone, menaquinone, menadione
  27. Good sources of Vitamin K are: _____ ______ vegetables.
    dark green
  28. Vitamin K is involved in calcium requiring reactions needed for ______ _______ and proper bone _______.
    blood clotting, Mineralization

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