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NUT 10 > Vitamins > Flashcards

Vitamins Flashcards

1
Q

vitamin C function

A

antioxidant, collagen, iron absorption

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2
Q

Vitamin C sources

A

strawberries, bell peppers

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3
Q

Vitamin C deficiency

A

scurvy

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4
Q

vitamin c toxicity

A

non-toxic

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5
Q

vitamin c bioavailability

A

increases iron absorption

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6
Q

thiamin function

A

coenzyme for energy metabolism

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7
Q

thiamin sources

A

pork, meat

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8
Q

thiamin deficiency

A

beri-beri (heart and muscle fatigue)

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9
Q

thiamin bioavailability

A

thiamin lost in milling process

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10
Q

niacin function

A

coenzyme for energy metabolism

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11
Q

niacin food sources

A

pork, meat

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12
Q

niacin deficiency

A

Pellagra (dermitis,
diarrhea, dementia,
death)

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13
Q

niacin bioavailability

A

lost in milling process, can make from TRP

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14
Q

Vitamin B12 function

A

protects neurons, cell replication, DNA synthesis

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15
Q

Vitamin B12 food sources

A

animal products, fermented foods

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16
Q

Vitamin B12 deficiency

A

pernicious anemia

17
Q

Vitamin B12 bioavailability

A

unique, can only be stored in liver (the only water-soluble vitamin that’s stored) needs intrinsic factor for absorption

18
Q

Folate function

A

cell replication, DNA synthesis

19
Q

folate food sources

A

dark, leafy greens (spinach,, swiss chard)

20
Q

folate deficiency

A

megaloblastic anemia, birth defects (neural tube defects)

21
Q

folate bioavailabilty

A

need more folate during pregnancy to prevent birth defects

22
Q

Vitamin a function

A

maintenance of epithelial tissue, vision, antioxidant

23
Q

vitamin A food sources

A

carrots, squash, liver

24
Q

vitamin A deficiency

A

poor night vision, blindness, issues with skin

25
Q

vitamin A toxicity

A

birth defects, death

26
Q

vitamin A bioavailabity

A

beta-carotene is 2 vitamin A molecules put together, so it make vitamin A!

27
Q

vitamin d function

A

maintains Ca homeostasis, keeps bones healthy

28
Q

vitamin d food sources

A

vitamin D fortified milk, fish (salmon), eggs

29
Q

vitamin d deficiency

A

children - rickets

Adults - osteomalacia

30
Q

vitamin d toxicity

A

oddly shaped skull in children

31
Q

vitamin d bioavailability

A

sunlight converts cholesterol into vitamin d

32
Q

vitamin e function

A

antioxidant

33
Q

vitamin e food sources

A

vegetable oil, wheat germ, nuts (almonds)

34
Q

vitamin e deficiency

A

hemolytic anemia

35
Q

vitamin e toxicity

A

excessive bleeding, flu-like symptoms

NUT 10 (3 decks)

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