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DHN 212 Exam 3 QUESTIONS AND ANSWERS.
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DHN 212 Exam 3 QUESTIONS AND ANSWERS.
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DHN 212 Exam 3QUESTIONS AND
ANSWERS
general characteristics of vitamins - answer
essential nutrients, no caloric value, need in only
small amounts, classified based on solubility (fat or
water)
list the fat soluble vitamins - answer A, D, E, K
list the water soluble vitamins - answer B vitamins
and C
what are some of the most common b vitamins -
answer b12, b6, pantothenic acid, niacin, thiamin,
riboflavin, folate, biotin
What vitamins are important for bone health -
answer A,D,K,C
,what vitamins are important for energy metabolism
- answer B vitamins
what vitamins are important for blood clotting -
answer vitamin k
what vitamins are important for immune health -
answer A,C,D,E
Amino acid metabolism - answer B-6, folate, B-12,
C, choline
growth - answer A,D, choline
antioxidant vitamins - answer A, C, E
Red blood cell - answer B6, b12, folate, riboflavin
what is a free radical - answer a substance with an
unpaired electron
, how to antioxidants work - answer protect cells by
giving up electrons to free radicals
what nutrients act as antioxidants? - answer
Vitamin E, vitamin, c, and certain carotenoids
Vitamin Bioavailability - answer amount of vitamin
that is actually available for use by the body (not
storage or excreted)
What are factors that influence the bioavailability
of vitamins - answer fat/lipid increases
bioavailability of fat soluble vitamins, GI transit
time, Health conditions affecting fat absorption,
food processing and preparation techniques,
Source of the vitamin (is it natural or synthetic)
are synthetic or natural vitamins f=more
bioavailable - answer natural
what is the most beneficial way to preserve water
soluble vitamins when cooking? - answer stir
frying, microwaving, or steaming
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