Vitamins Flashcards

(42 cards)

1
Q

Why is the relevance of vit K to the foetus?

A

It can’t cross the placenta barrier and the intestines don’t have to bacteria able to produce it

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2
Q

What is the key source of vit K?

A

Green leafy vegetables

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3
Q

What process is B12 responsible for?

A

DNA synthesis

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4
Q

What is vit K responsible for?

A

Clotting

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5
Q

What is vit B6 responsible for?

A

Trans/deamination

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6
Q

What is vit B12’s intrinsic factor and what makes it?

A

Glycoproteins and gastric cells

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7
Q

What compound does B3 add to?

A

NAD

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8
Q

What does vit B1 do?

A

Convert pyruvate to acetyl coA

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9
Q

Generally what do group B vitamins take part in?

A

Metabolism

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10
Q

What does B2 make?

A

FAD

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11
Q

What does biotin do?

A

Carboxylation reactions

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12
Q

What does vit B9 (folate) do?

A

Contributes to DNA synthesis

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13
Q

How are folate and vit B12 linked?

A

Vit B12 convert folate to a different form allowing the DNA synthesis cycle to continue

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14
Q

What does D3 do?

A

Maintain calcium and phosphate levels

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15
Q

What does vit A do?

A

Make a hormone contributing to vision

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16
Q

What does vit E do?

A

Stops FA oxidation

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17
Q

What 2 things do vit C do?

A

Convert Fe3 to Fe2 and helps heal wounds as it creates collagen

18
Q

What’s the difference between a primary and secondary deficiency?

A

Primary is when your not eating enough but secondary is an internal problem

19
Q

What type of vitamin is pantothenic acid?

20
Q

What does pantothenic acid do?

21
Q

What vitamin is riboflavin?

22
Q

Where does biotin come from?

A

Intestinal bacteria

23
Q

What is pantothenic acid?

24
Q

What is thiamine?

25
What is cobalamin?
Vit B12
26
What is vit B3 called?
Niacin
27
What is ascorbic acid?
Vit C
28
Which vitamins are water soluble?
B and C
29
Where do we get riboflavin?
Milk
30
Where do we get vit B12?
Green vegetables
31
Where do we get ascorbic acid?
Cereal and protein
32
Which vit can be toxic in excess?
A and D
33
What is vit D3 also called?
Cholecalciferol
34
Where do we get vit D3?
Animals
35
Which groups of vitamins have multiple members?
Vit D and B
36
Where do we get vit A?
Orange fruit
37
What is ergocalciferol?
Vit D2
38
Where do we get vit D2?
Plants
39
Where do we get vit E?
Oil and nuts
40
What vitamin is involved in scurvy?
C
41
What causes beri-beri?
Vit B1
42
Which vitamin won't cross the barrier of the placenta?
Vit E