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MCM Vitamins > Vitamins > Flashcards

Vitamins Flashcards

1
Q

Vitamin A name

A

retinol

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2
Q

Vitamin B1 name

A

thiamine

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3
Q

Vitamin B2 name

A

Riboflavin

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4
Q

Vitamin B3 name

A

Niacin

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5
Q

Vitamin B5 name

A

Pantothenic Acid

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6
Q

Vitamin B6 name

A

Pyridoxine

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7
Q

Vitamin B7 name

A

Biotin

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8
Q

Vitamin B9 name

A

Folic Acid

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9
Q

Vitamin B12 name

A

Cobalamin

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10
Q

Vitamin C name

A

Ascorbate

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11
Q

Vitamin D name

A

Calcitrol

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12
Q

Main use of Vitamin A

A

Vision and maintenance of epithelium

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13
Q

Co-enzyme form of Vitamin B1

A

PDH, a-ketoglutarate Dehydrogenase (TCA cycle), Transketolase

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14
Q

Co-enzyme forms of Vitamin B2

A

FAD/FMN for dehydrogenases

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15
Q

Co-enzyme forms of Vitamin B3

A

NAD(H),NADP(H), made from tryptophan

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16
Q

For Vitamin B5- Synthesis of Co-enzyme A:

A

pyruvate, a-ketoglutarate, FA metabolism, cholestrol synthesis

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17
Q

Main use of Vitamin B6

A

Used in pyridoxal phosphate body, ALT/AST and DALS (rate limiting enzyme in heme synthesis)

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18
Q

Vitamin B7 is a cofactor for what?

A

Co-factor for most carboxylation enzymes(so if carboxylation in name)

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19
Q

Vitamin B9 is a coenzyme for what?

A

Tetrahydrofolate is a co-enzyme for methylation/1 carbon transfers!

20
Q

Vitamin B12 is converted to what?

A

Converted to Co-enzymes methyl- or deoxyadenoysl ā€“> Homocysteine, methylmalony CoA

21
Q

Vitamin C is a cofactor for what?

A

Cofactor for Collagen synthesis, dopamine, antioxidant, enhance Fe absorption

22
Q

Vitamin D is used for?

A

Used for maintaining structural integrity of bones

23
Q

What does toxicity of Vitamin A cause?

A

Teratogenic in pregnancy

24
Q

What can a deficiency of Vitamin B9 in pregnant woman cause?

A

Deficient for pregnant mom -> Neural tube defect

25
Q

Deficiency of Vitamin B1 is caused by?

A

Alcoholism

26
Q

Deficiency of Vitamin B2 is caused by?

A

Poor dietary intake/malasorption syndrome

27
Q

Deficiency of Vitamin B3 is caused by?

A

Hartnup disease(Impaired AA uptake, tryptophan)

28
Q

Deficiency of Vitamin B5 is caused by?

A

Extreme Starvation

29
Q

Deficiency of Vitamin B6 is caused by?

A

Isoniazid therapy

30
Q

Deficiency of Vitamin B7 is caused by?

A

Raw eggs

31
Q

Deficiency of Vitamin B9 is caused by?

A

Alcoholics and pregnancy

32
Q

Deficiency of Vitamin B12 is caused by?

A

Pernicious anemia(Most common), pancreatitis, resection of ileum

33
Q

Deficiency of Vitamin C is caused by?

A

Devoid of citrus fruits/green vegetables

34
Q

Deficiency of Vitamin D is caused by?

A

Lack of sunlight, poor diet

35
Q

Deficiency of Vitamin A is caused by?

A

Extreme malnutrition, fat absorption issues

36
Q

What are the clinical manifestations of Vitamin A?

A

Night blindness, metaplasia of corneal epi, etc.

37
Q

What are the clinical manifestations of Vitamin B1?

A

Wernickes(Ataxia, nystagmus), Korsakoffs(Confabulation, psychosis), beri beri.

38
Q

What are the clinical manifestations of Vitamin B2?

A

Corneal neovascularization, cheilosis/stomatitis.

39
Q

What are the clinical manifestations of Vitamin B3?

A

3 Dā€™s = Diarrhea, dementia, dermatits, death

40
Q

What are the clinical manifestations of Vitamin B5?

A

Dermatitis, numbness, paresthesia, muscle cramps

41
Q

What are the clinical manifestations of Vitamin B6?

A

Sideroblastic anemia, convulsions

42
Q

What are the clinical manifestations of Vitamin B7?

A

Rashes, bowel inflammation, muscle pain

43
Q

What are the clinical manifestations of Vitamin B9?

A

Macrocytic megaloblastic anemia

44
Q

What are the clinical manifestations of Vitamin B12?

A

Megaloblastic anemia(Most important), neuropathies

45
Q

What are the clinical manifestations of Vitamin C?

A

Scurvy: Poor wound healing, increased bleeding time, bleeding gums, etc.

46
Q

What are the clinical manifestations of Vitamin D?

A

Childhood: Rickets, Adults: Osteomalacia

Rickets -> Delayed growth, bowed legs, muscle weakness, etc(Explaining rickets here)

MCM Vitamins (2 decks)

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