BMS131 Fat Soluble Vitamins Lecture 6 Quiz
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Questions and Answers

Which of the following is true about vitamins?

  • Vitamins must be obtained from the diet as they cannot be synthesized in sufficient quantities by the body. (correct)
  • Vitamins are important for structural functions but not for metabolic reactions.
  • Vitamins are inorganic compounds required in large amounts for metabolic reactions.
  • Vitamins are non-essential compounds that can be synthesized in sufficient quantities by the body.

    • What is the main source of Vitamin A?

  • Produced from carotenes (correct)
  • Obtained directly from food
  • Synthesized from the amino acid tryptophan
  • Synthesized from cholesterol

    • Which vitamin is synthesized by intestinal bacteria?

  • Vitamin D
  • Biotin
  • Niacin
  • Vitamin K (correct)

    • What happens if there is a deficiency of fat-soluble vitamins?

    <p>Manifestation of diseases (A)</p> Signup and view all the answers

    What is the role of vitamins in the body?

    <p>Both structural functions and metabolic reactions (C)</p> Signup and view all the answers

    How are most vitamins obtained?

    <p>Directly from food (B)</p> Signup and view all the answers

    Which of the following are water-soluble vitamins?

    <p>Vitamin C and B complex (C)</p> Signup and view all the answers

    What is the main function of retinoic acid in the body?

    <p>Regulating cell growth and differentiation (C)</p> Signup and view all the answers

    What is the impact of vitamin A deficiency on epithelial tissues?

    <p>Thick, rough, scaly, and dry skin (A)</p> Signup and view all the answers

    Which vitamin is essential for chondroitin sulfate and glycoproteins synthesis at connective tissue matrix, bone, and teeth?

    <p>Vitamin A (B)</p> Signup and view all the answers

    How does vitamin A deficiency impact vision?

    <p>Leads to corneal ulceration and blindness (A)</p> Signup and view all the answers

    What is the complementary effect of Vitamin A and Vitamin E?

    <p>Aiding in antioxidant and anticancer effects (B)</p> Signup and view all the answers

    What is the role of vitamin A in reproduction?

    <p>Supports fetal resorption in pregnant females (B)</p> Signup and view all the answers

    Which type of vitamins are transported free in plasma?

    <p>Water-soluble vitamins (D)</p> Signup and view all the answers

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