Minerals Flashcards

1
Q

Chromium Cr-

Function and Deficiency

A

Glucose tolerance factor

impaired glucose tolerance

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2
Q

Cobalt Co

deficiency

A

pernicious anemia B12

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3
Q

Magnesium

Function and Deficiency

A

binds to ATP - muscle contraction and relaxation, protein production, enzymes

hyerexcitability, muscle weakness, sleepy

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4
Q

Iodine I

Function and Deficiency

A

SeThyroxine T4 and Triiodothyronine T3

cretinism - children (learning and phys disability)

goiter (butterfly thyroid) and myxedema (hypothyroidism) - adults

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5
Q

Selenium Se

function

A

cofactor

glutathione peroxidase

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6
Q

Zinc Ze

Function and Deficiency

A

cofactor

carbonic anhydrase

impaired wound healing

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7
Q

Flouride F

Function and Deficiency

A

increase hardness of teeth

dental caries

XS = hyperfluorosis

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8
Q

B12 activates what enzyme

A

methionine synthase

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9
Q

Methionine -→

A

Homocysteine Hcy

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10
Q

Methionine -→ Homocystein via *

A

demethylation CH3

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11
Q

B12 gives ___ to ___

A

methyl group

homocysteine

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12
Q

B9 gives ___ to ___

A

methyl group

B12

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13
Q

B9 deficiency affects __ and vice verse

A

B12

B9 and B12

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14
Q

B12 deficiency causes which anemia

A

pernicious anemia if its decrease from intrinsic factor

mesoblastic anemia if it is vegetarian diet

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15
Q

deficiency in B vitamins during remythlation cycle you will create a ___ deficiency

A

methionine

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16
Q

Iron Absorption
Fe 3+ =

A

Ferric most active form

17
Q

Iron Absorption

Fe 2+ =

A

ferrous most absorbable

18
Q

Fe3+ can be found in

A

food

19
Q

Fe2+ can be absorbed in

A

the intestines

20
Q

Fe3+ -→ ___ -→ Fe3+ used in the body

A

Food -→ intestines -→ body

Ferric -→ ferrous -→ Ferric again

via vitamin C and Cu2+

21
Q

A mineral deficiency of calcium or mg results in

A

tetany because calcium and magnesium track together

22
Q

Antioxidants are ACEs

A

Vitamin A , C , E , selenium

glutahthione, lipoid acid, CoQ10

23
Q

PTH __ serum calcium

A

increases

24
Q

Calcitonin __ serum calcium

A

decreases

calcitonin tones down calcium in blood