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Nutrition Ch 7, 8 and 11
Terms in this set (50)
What are the two classifications of vitamins, which are more commonly related to toxicity?
Water soluble and fat soluble. Fat soluble is more commonly related to toxicity.
What are food sources of the B vitamins, thiamin, riboflavin, and niacin? Folate? B6 and B12?
Thiamin-Pork, whole grains, Riboflavin-enriched grains, milk and other dairy products, beef liver, mushrooms, Niacin- high protein foods. Folate- Green leafy veggies, beans, citrus fruits, B6- meat and fish B12
What is the best source of riboflavin?
What is the deficiency of B12 that may be masked by adequate folate in the diet?
B 12 anemia, Prenicious anemia
As a group what is the function of the B vitamins thiamin, riboflavin and niacin?
Helps your body produce energy from carbohydrates
What is different about the digestion/ absorption of vitamin B12?
Intrinsic factor is needed for digestion
What are the food sources of folate? What is the difference between natural and enriched forms of folate?
Green leavy veggies, beans, citrus fruits. 50% folate in food is available. 100% is available in supplements
Which vitamin is associated with neural tube defects?
How do folate and B12 function together?
Where one is lacking, the other makes up for it
Synthesize DNA, metabolism of amino acids and maintenance of myelin sheath
This water-soluble vitamin is only found in animal foods (concern for vegetarians and the elderly)
Which two B vitamins are found widely in the food supply, making deficiency rare?
Pentothenic acid and biotin
What happens if you are deficient in Vitamin A?
Blindness, night blindness
What is the precursor to vitamin A? What foods have this?
Beta carotene- Orange and dark green plants
Which vitamins are considered antioxidants?
Vitamins E, vitamin C and beta carotene
Who is susceptible to a deficiency in vitamin E?
Newborns- hemolytic anemia, people on long terms low fat diets. Food sources of vitamin E: oils, and nuts
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