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Minerals Flashcards

0
Q

Sodium is absorbed at what percent?

A

100

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1
Q

Percentage of normal Ca bioavailability

A

25%

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2
Q

Where is photic acid/phytate found in foods?

A

Whole grains, bran, and soy products

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3
Q

Limits absorption of Ca, Zn, Fe, and Mg by binding to them, except in yeast leavened foods

A

Phytic acid/ phytate

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4
Q

Found in tea and some grains, can interfere w iron absorption

A

Tannins

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5
Q

Interfere w Ca and iron absorption, found in spinach, rhubarb,beet greens, and chocolate

A

Oxalates

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6
Q

Ca is found in

A

Yogurt, milk,sardines, kale,cheese, tofu

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7
Q

Absorption of iron and Ca is decreased by the presence of

A

Tannins, fiber, phytoestrogens, and oxalates

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8
Q

Mineral that helps regulate enzyme activity, necessary in blood clotting, allows muscle proteins to interact causing muscle contraction

A

Ca

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9
Q

DRI of Ca for adults

A

1000mg/day

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10
Q

AI of Ca for women over >51

A

1200

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11
Q

UL for Ca for adults

A

2500mg/day

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12
Q

Provides rigidity to bones

A

Phosphorus

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14
Q

Calcitonin

A

Inhibits Calcium release

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15
Q

Parathyroid hormone

A

Stimulates Calcium release

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16
Q

Absorbed in the intestinal mucosal cells, better absorbed heme

A

Iron

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18
Q

Too much Supplement of this mineral inhibits iron absorption

A

Ca

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19
Q

RDA of phosphorus is

A

700mg/day

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20
Q

Mg is found in what foods?

A

Leafy greens, nuts, seeds, bananas, and germ and bran of whole wheat

21
Q

Magnesium RDA

22
Q

Enhances noneheme iron absorption

23
Q

Appears in the diet as preformed molecules such as methionine and cysteine. Part of a buffer system that regulates acid/base balance

24
Q

Iron storage protein

25
Q

RDA for zinc

A

8-11mg/day

27
Too much iron is converted into an Insoluble storage protein called
Hemosiderin
28
Iron RDA for adults
8-18mg/day
29
Part of hemoglobin which delivers oxygen to cells, myoglobin which holds oxygen in muscle, needed for immune function
Iron
30
Regulates protein synthesis, insulin storage and release, functions in growth and development, wound healing, immunity, and antioxidant protection, involved in taste smell and appetite
Zinc
31
a part of proteins needed for iron absorption, lipid metabolism, collagen synthesis, nerve and immune function, and antioxidant protection
Copper
32
Functions in CHO and lipid metabolism and antioxidant protection
Manganese
33
Kinky hair diseas
Menkes
35
Spares vitamins E, involved in synthesis of thyroid hormones
Selenium
36
Enhances insulin action
Chromium
37
Related to nerve and muscle functions, fluid balance and acid base balance
Electrolytes
38
Strengthens tooth enamel, enhances mineralization of tooth enamel, reduces mouth acid production
Fluoride
40
Cofactor for a numb of enzymes
Molybdenum
41
Functions of water
Solvent, transport, lube and protect, pH reg., serum osmolarity reg., body temp. Reg., chemical reactions
42
ICF accounts for ___% body fluid
2/3
43
Increases water reabsorption
Anti diuretic hormone
44
DRI for chloride
AI 2300 mg
45
AI for potassium
4700 mg
46
Chemical substances that dissociate in water to form charged ions
Electeolytes
47
Cofactor for 300 enzymes,necessary for generation of ATP, needed for ATPase pump
Magnesium
49
Iron transport protein
Transferrin
50
Neede for synthesis of thyroid hormone
Iodine
51
AI of Ca for adolescents
1300mg/day

Nutrition (8 decks)

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