Jean Inman- Vitamins and Minerals Exam
Questions with Solutions
What are the fat soluble vitamins? - -ADEK
- What is the precursor to vitamin A? - -carotene
- Where is vitamin A stored? - -the liver
- Where is vitamin A converted? - -intestinal mucosal cells
- What is the toxic level of vitamin A? - -10,000
- What is vitamin A defined as? - -a provitamin- nutrient that changes to a
vitamin
- What is vitamin A's function? - -skin, vision
- What are sources of vitamin A? - -yellow, orange fruits, dark green leafy
vegetables, cantaloupe, fish, liver, carrots, fortified skim milk, sweet potato
- What are male/female needs for vitamin A? - -900 ug for men, 700 for
women
- What can a deficiency in Vitamin A cause? - -night blindness
- Nyctalopia - -related to vitamin A, is night blindness, is reversible
- Xerophthalmia - -related to vitamin A, corneal damage and not reversible,
cornea is dry and inflamed
- Hyperkeratosis - -related to vit A def, dry scaly skin
- Bitots spot - -related to vitamin A, on conjunctiva
- What is the precursor to vitamin D? - -cholesterol, UV light
- What is the order than vitamin D is metabolized from sunlight? - -7
dehydrocholesterol-> D3 cholecalciferol-> D2 ergocalciferol
- What is the function of vitamin D? - -Calcium and phosphorus metabolism
- Where can you find vitamin D? - -sunlight, egg yolk, fortified milk,
, - What is the Adequate intake of vitamin D? - -5-15 ug
- What is vitamin D deficiency in kids? - -Rickets
- What is vitamin D deficiency in adults? - -osteomalacia
- What is another name for vitamin E? - -tocopherol
- What is the upper limit for Vitamin E? - -1000 mgs (one of least toxic
vitamins)
- What is the function of vitamin E? - -antioxidant, resists hemolysis of RBC
- Where can vitamin E be found? - -vegetable oils, whole grains, green
vegetables, almonds
- What is the amount needed of vitamin E? - -15 mg
- What is the result of vitamin E deficiency? - -hemolytic anemia
- Where is vitamin K synthesized? - -the lower intestinal tract
- Are there toxicity symptoms of vitamin K? - -no
- What is the function of vitamin K? - -forms prothrombin in liver- aids in
blood clotting, given pre-surgery, calcium metabolism
- What are the sources of vitamin K? - -spinach, kale, broccoli, green leafy
vegetables
- What are the male/female needs of vitamin K? - -male 120 ug/female 90
ug
- What is caused by deficiencies in vitamin K? - -hemorrhage
- What is vitamin K affected by? - -mineral oil, antibiotics, anticoagulants
- What is vitamin B1? - -Thiamin
- What happens when thiamin is cooked? - -lost in cooking, lost as temp or
pH rises, is heat stable in acid
- What is B1 Thiamin's function? - -oxidation of carbohydrate, increase in
carbohydrate increase in thiamin, metabolism of pyruvate
- What are the sources of thiamin? - -grains, wheat germ, pork, liver
Questions with Solutions
What are the fat soluble vitamins? - -ADEK
- What is the precursor to vitamin A? - -carotene
- Where is vitamin A stored? - -the liver
- Where is vitamin A converted? - -intestinal mucosal cells
- What is the toxic level of vitamin A? - -10,000
- What is vitamin A defined as? - -a provitamin- nutrient that changes to a
vitamin
- What is vitamin A's function? - -skin, vision
- What are sources of vitamin A? - -yellow, orange fruits, dark green leafy
vegetables, cantaloupe, fish, liver, carrots, fortified skim milk, sweet potato
- What are male/female needs for vitamin A? - -900 ug for men, 700 for
women
- What can a deficiency in Vitamin A cause? - -night blindness
- Nyctalopia - -related to vitamin A, is night blindness, is reversible
- Xerophthalmia - -related to vitamin A, corneal damage and not reversible,
cornea is dry and inflamed
- Hyperkeratosis - -related to vit A def, dry scaly skin
- Bitots spot - -related to vitamin A, on conjunctiva
- What is the precursor to vitamin D? - -cholesterol, UV light
- What is the order than vitamin D is metabolized from sunlight? - -7
dehydrocholesterol-> D3 cholecalciferol-> D2 ergocalciferol
- What is the function of vitamin D? - -Calcium and phosphorus metabolism
- Where can you find vitamin D? - -sunlight, egg yolk, fortified milk,
, - What is the Adequate intake of vitamin D? - -5-15 ug
- What is vitamin D deficiency in kids? - -Rickets
- What is vitamin D deficiency in adults? - -osteomalacia
- What is another name for vitamin E? - -tocopherol
- What is the upper limit for Vitamin E? - -1000 mgs (one of least toxic
vitamins)
- What is the function of vitamin E? - -antioxidant, resists hemolysis of RBC
- Where can vitamin E be found? - -vegetable oils, whole grains, green
vegetables, almonds
- What is the amount needed of vitamin E? - -15 mg
- What is the result of vitamin E deficiency? - -hemolytic anemia
- Where is vitamin K synthesized? - -the lower intestinal tract
- Are there toxicity symptoms of vitamin K? - -no
- What is the function of vitamin K? - -forms prothrombin in liver- aids in
blood clotting, given pre-surgery, calcium metabolism
- What are the sources of vitamin K? - -spinach, kale, broccoli, green leafy
vegetables
- What are the male/female needs of vitamin K? - -male 120 ug/female 90
ug
- What is caused by deficiencies in vitamin K? - -hemorrhage
- What is vitamin K affected by? - -mineral oil, antibiotics, anticoagulants
- What is vitamin B1? - -Thiamin
- What happens when thiamin is cooked? - -lost in cooking, lost as temp or
pH rises, is heat stable in acid
- What is B1 Thiamin's function? - -oxidation of carbohydrate, increase in
carbohydrate increase in thiamin, metabolism of pyruvate
- What are the sources of thiamin? - -grains, wheat germ, pork, liver
