Vegan diets place individuals at risk for the following vitamin deficiency: O B3 O Folic Acid O B12 O B1
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11. Which of the following INCORRECTLY matches the vitamin with a consequence or concern related to a deficiency of that vitamin? a. vitamin B12—The risk of deficiency is increased in the elderly. b. thiamin—Those who abuse alcohol are at particularly high risk of a deficiency. c. folate—A deficiency impairs hemoglobin synthesis. d. folic acid—A deficiency during pregnancy increases the risk of neural tube defects in the infant. 12. Which of the following choices does NOT correctly match the nutrient with one of its primary functions? a. vitamin B6—amino acid metabolism b. niacin—DNA repair c. choline—incorporation into cell membranes d. pantothenic acid—antioxidant 13. Which of the following is NOT true of vitamin C? a. Chili peppers are an outstanding source of the vitamin. b. It functions as an antioxidant. c. Regular supplements do not alter the duration of a cold. d. A deficiency can cause blood vessels to leak. 14. Which choice INCORRECTLY pairs the vitamin with the name of its deficiency disease? a. niacin—pellagra b. riboflavin—ariboflavinosis c. vitamin B6—beriberi d. vitamin C—scurvy 15. Which of the following is NOT a typical cause of a vitamin deficiency? a. decreased vitamin absorption b. increased vitamin requirements c. increased vitamin losses d. decreased vitamin synthesis
Sri K.
Deon has been following a vegan diet for 7 years. Over the past 6 months, Deon has been experiencing extreme fatigue, headaches, and numbness in his fingers. Following a visit to his healthcare provider, Deon was diagnosed with megaloblastic anemia and a vitamin B-12 deficiency. Initially, the healthcare provider recommended Deon take a daily vitamin B-12 pill. However, at follow-up, it was determined that his blood levels of vitamin B-12 were still low after several months of treatment. Therefore, it was recommended he receive monthly vitamin B-12 injections. 1. The daily vitamin B-12 pill did not correct Deon's vitamin B-12 deficiency. This is most likely because _______. A. of a lack of intrinsic factor B. Deon is allergic to vitamin B-12 C. Deon has not changed his diet D. of food-cobalamin malabsorption 2. As a 30-year-old male, Deon should be consuming _______ of vitamin B-12 daily. A. 2.4 µg B. 400 µg C. 900 µg D. 1200 µg 3. In addition to extreme fatigue, headaches, and numbness in his fingers, Deon may also be experiencing which of the following symptoms because of his vitamin B-12 deficiency? A. Mouth sores B. Impaired vision C. Difficulty walking and maintaining balance D. Dry, itchy skin 4. Which of the following is the best source of vitamin B-12 for a vegan diet? A. Soy milk, 1 cup B. Broiled salmon, 3 oz C. Special K cereal, 1 cup D. Cottage cheese, 1 cup
Bryan V.
QUESTION 18 Inadequate stomach acid can result in Vitamin B12 deficiency. True False QUESTION 19 Coenzyme-A is the coenzyme form of which vitamin? a. Riboflavin b. Thiamin c. Biotin d. Pantothenic Acid QUESTION 20 Babies and young children require adequate amounts of which of the following to prevent rickets and skull malformation? a. Retinol b. Folate c. Alpha-tocopherol d. Vitamin D QUESTION 21 Fragile blood vessels, pinpoint hemorrhages, bleeding gums, bone and tooth deformity, and skin lesions are clinical signs of which deficiency disease? a. Pellagra b. Ariboflavinosis c. Pernicious Anemia d. Scurvy QUESTION 22 Which of the following is a lipid-soluble antioxidant, especially within the cell membrane? a. Vitamin A b. Vitamin E (d-alpha tocopherol) c. Riboflavin d. Vitamin C QUESTION 23 Which of the following is not a retinoid? a. Retinoic acid b. Beta-carotene c. Retinol d. Retinal QUESTION 24 Which vitamin functions as a water-soluble antioxidant in environments such as the inside of the cell? a. Vitamin E b. Vitamin C (Ascorbic Acid) c. Pantothenic Acid d. Retinol QUESTION 25 Scurvy is a deformation in collagen. True False QUESTION 26 Beta-carotene is only found in animal products. True False QUESTION 27 Neural tube defect in the fetus can result from folate deficiency. True False QUESTION 28 Which of the following vitamins is required for blood clotting as well as maintenance of bones? a. Vitamin E b. Vitamin A c. Vitamin K d. Biotin QUESTION 29 Which of the following is a vitamin for humans, but not for pigs and many other animals? a. Vitamin A b. Vitamin B6 c. Vitamin B12 d. Vitamin C (Ascorbic Acid) QUESTION 30 Which of the following is activated by vitamin B12? a. Folate b. Biotin c. Riboflavin d. Thiamin QUESTION 31 Pernicious anemia results from deficiency/malabsorption of which of the following? a. Vitamin B6 b. Riboflavin c. Vitamin B12 d. Niacin QUESTION 32 Numbness and tingling in the extremities might be a symptom of? a. Thiamin excess b. B6 deficiency only, not excess c. Vitamin K deficiency d. B6 excess or deficiency QUESTION 33 Large supplemental doses of Vitamin B6 are non-toxic as it is a water-soluble vitamin. True False QUESTION 34 Night blindness is one of the first signs of a deficiency of? a. Folate b. Vitamin K c. Vitamin C d. Vitamin A
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