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Fat Soluble Vitamins- Sample Test Questions Answers

Fat Soluble Vitamins- Sample Test Questions Answers - Fat...

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Unformatted text preview: Fat Soluble Vitamins‐ Sample Test Questions 1) Which of the following food substances can be converted to vitamin A in the body? a. Tryptophan b. Chlorophyll c. Xanthophyll d. Beta‐carotene 2) Which of the following is not among the features of the fat‐soluble vitamins? a. Require bile for absorption b. Found in the fat and oily parts of foods c. Transported permanently to the liver and adipose tissue d. Pose a greater risk for developing a toxicity than water‐soluble vitamins 3) Which of the following describes an association of vitamin A and vision? a. Retinoic acid is the form required for synthesis of retinoblasts b. Light causes retinal to shift from a cis to a trans configuration c. Retinol is the form bound to beta‐carotene in the corneal membrane d. Pigment molecules in the retina are composed of a molecule of vitamin A bound to an omega‐3 fatty acid 4) All of the following organs are required for the complete synthesis of activated vitamin D except a. skin. b. liver. c. kidney. d. intestines. 5) What is the name of the vitamin D‐deficiency disease in adults? a. Rickets b. Osteomalacia c. Keratomalacia d. Hyperkeratosis 6) Which of the following enables much of the world’s population to maintain adequate vitamin D status? a. Outdoor exposure of the skin to sunlight b. Wide availability of low‐cost fish products c. Wide availability of food assistance programs d. World Health Organization distribution of vitamin D capsules 7) Which of the following conditions or diseases are known to be caused by a deficiency of the same nutrient? a. Osteomalacia and rickets b. Xerophthalmia and breath pentane release c. Kwashiorkor and fibrocystic breast disease d. Hemolytic anemia and large‐cell type anemia Fat Soluble Vitamins‐ Sample Test Questions 2 8) The main function of vitamin E in the body is to act as a(n) a. peroxide. b. coenzyme. c. antioxidant. d. free radical. 9) Which of the following disorders may result from vitamin E deficiency in people? a. Rickets b. Xerophthalmia c. Muscular dystrophy d. Erythrocyte hemolysis 10) Which of the following are major sources of vitamin E in the diet? a. Meats b. Citrus fruits c. Vegetable oils d. Milk and dairy products 11) In what chief capacity does vitamin K function? a. Blood clotting b. Energy metabolism c. Calcium utilization d. Epithelial tissue renewal 12) The major form of vitamin K in foods is known as a. ergodione. b. menadione. c. tocopherone. d. phylloquinone. Fat Soluble Vitamins‐ Sample Test Questions ...
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