Minerals Flashcards

1
Q

Iron is absorbed..

A

very poorly

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2
Q

men and postmenopausal women need ____ iron; premenopausal need ____

A

8mg

18mg

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3
Q

People avoid iron supplementation b/c?

A

it can cause GI problems

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4
Q

transferin and Hb contain

A

iron

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5
Q

Most at risk for iron def

A

infants

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6
Q

hemochromatosis

A

overload of iron, extra RBC

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7
Q

PICA

A

appetite for ice, clay, paste; wtf?

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8
Q

Iron def –>

A

anemia and PICA

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9
Q

heme iron source

A

meat/poultry/fish; ONLY animal

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10
Q

non-heme source

A

plant sources and animal

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11
Q

Most common def worldwide

A

iron

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12
Q

What kinds of food do you find Ca in?

A

dairy, fortified foods, some veggies

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13
Q

The “macro” (major) minerals? The rest are micro/minor

A

Ca
Sa
K
Mg-Magnesium

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14
Q

Mineral involved in bone & tooth formation, controlling hypertension, and nerve impulses

A

Ca

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15
Q

Def of Ca leads to what

A

Osteomalacia/porosis, and hypertension

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16
Q

Toxicity problems of Ca

A

causes kidney stones, high blood Ca, impaired absorption of Fe, Zn, Mg

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17
Q

DRI for Ca (for 19-50yr olds)

A

1,000 mg/day

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18
Q

___% of Ca is in bones while ___% is in the blood

19
Q

This mineral is a macro, found in dairy, and involved in bone formation, kidney stones, and osteoporosis, it is?

20
Q

The main macro mineral of processed foods

21
Q

The macro minerals again, just for fun

22
Q

involved in fluid balance, acid/base balance, muscle contraction, and nerve conduction

23
Q

Two things that help blood clot

A

Ca and Vit K

24
Q

Recommended intake of Ca for age 1-3

A

like 500mg

25
Most American's consume how many times over the recommended salt amt
4-5x
26
Def in this will increase BP; also, this is a major intracellular cation
potassium
27
Lots of this mineral is found in dark leafy greens, whole grains, nuts, and Legumes
Magnesium
28
Def of this causes spasms b/c muscles cannot relax (a function of this mineral), it is also found in seafood (not solely)
Magnesium
29
a toxicity problem with this mineral is hemochromatosis-define this and give the mineral
Causes excess RBC which will die, and this is caused by too much iron
30
DRI of iron for males? Post-menopausal females? Pre-menopausal females?
8mg, 8mg, 18mg
31
Eating meats and fish, as well as consuming vitamin C. increases the absorption of what mineral
Iron
32
Where to get heme iron from? Non-heme? Which is better?
Heme from animals Non-heme from plants Heme is better so animal source is better
33
Liver is a very good source of what mineral? Also found in seafood, milk, eggs, and whole grains, but so is a ton of shit
Zinc
34
Primary function of this mineral is for taste perception and infertility
Zinc
35
Def in this mineral causes dwarfism, impaired sexual, maturation and immunity
Zn
36
Primary function of this is thyroid hormone production
Iodine
37
Def in this causes goiter, cretinism, and sluggishness
Iodine
38
Toxicity of Iodine causes
a large thyroid
39
Flouride in bottled water?
Not much, like 5% or something?
40
toxicity of Flouride
dental fluorosis, enamel pitting and staining, very difficult to remove
41
Primary function of this is to activate Thyroid Hormone
Selenuium
42
A minor mineral that is involved in carb and lipid metabolism, enhances activity of insulin, does not have def problems, from liver, brewer's yeast, nuts and cheese
Chromium
43
Found in legumes, function as part of enzymes to help use iron, related to absorption and ENERGY
Copper
44
Toxicity of this mineral could be severe and cause brain abnormalities, co-factor for many enzymes
Manganese