Vitamins

Question 1

Which vitamins are fat soluble

Answer 1

Vitamins A, D, E, and K

Question 2

Which vitamins are water soluble

Answer 2

Vitamins B1, B2, B3, B5, B6, B7, B9, B12, and C

Question 3

What is B1

Answer 3

Thiamine

Question 4

What is B2

Answer 4

Riboflavin

Question 5

What is B3

Answer 5

Niacin

Question 6

What is B5

Answer 6

Pantothenic acid

Question 7

What is B6

Answer 7

Pyridoxine

Question 8

What is B7

Answer 8

Biotin

Question 9

What is B9

Answer 9

folate

Question 10

What is B12

Answer 10

Cobalamin

Question 11

Functions of vitamin C

Answer 11

Keeps iron in reduced state to increase intestinal absorption + hydroxylation of proline and lysine

Question 12

What does vitamin C deficiency cause

Answer 12

Scurvy - Bruising + hemorrhage, swollen gums, poor wound healing, anemia, iron and folate deficiency

Question 13

What does vitamin A deficiency cause

Answer 13

Night blindness, acne, psoriasis

Question 14

What does vitamin D deficiency cause

Answer 14

Rickets (bending bones in kids) and osteomalacia (soft bones) in adults

Question 15

What is vitamin E deficiency caused by

Answer 15

Fat malabsorption (rare)

Question 16

What does vitamin K deficiency cause

Answer 16

Impaired clotting, easy bruising/bleeding

Question 17

When can vitamin deficiency K occur

Answer 17

Prolonged use of antibiotic + hepatic malfunction (liver failure)

Question 18

Which vitamin is a precursor of FAD and FMN

Answer 18

B2

Question 19

Which vitamins are commonly found in dehydrogenase enzyems

Answer 19

B2 and B3

Question 20

Which vitamin makes of NAD+ and NADP+

Answer 20

B3

Question 21

What does a vitamin B3 deficiency cause

Answer 21

Pellagra disease - Dementia, diarrhea, and dermatitis

Question 22

Which vitamin is a component of coenzyme A

Answer 22

Acyl carrier B5

Question 23

Where is B5 found

Answer 23

fatty acid synthase, acyl transferase, pyruvate dehydrogenase, alpha ketoglutarate dehydrogenase

Question 24

What does B6 deficiency cause

Answer 24

Neurological disturbances, depression, peripheral neuropathy (PNS damage)

Question 25

What is a major source of B7

Answer 25

Intestinal bacteria

Question 26

What are symptoms of B7 deficiency

Answer 26

Dermatitis, glossitis (tongue inflammation), appetite loss, and nausea

Question 27

Which vitamin is essential for DNA and RNA synthesis

Answer 27

B9

Question 28

Which vitamin can be used to treat anemia

Answer 28

Folate

Question 29

What is caused by B9 deficiency

Answer 29

Megoblastic anemia

Question 29

Which vitamin is involved in amino acid metabolism

Answer 29

B9

Question 30

Which vitamin transfers methyl groups

Answer 30

B12

Question 31

What are the main causes of decreased B12 absorption

Answer 31

Gastric bypass, less intrinsic factor produced, ileum resected (connection bw small and large intestine), crohn's disease, coeliac disease, enteritis

Question 32

What is enteritis

Answer 32

Bacterial overgrowth of terminal ileum competes for B12 absorption

Question 33

What does B12 deficiency cause

Answer 33

Pernicious anemia

Question 34

Precursor of Vitamin D

Answer 34

Cholecalciferol

Question 35

Active form of Vitamin D

Answer 35

Calcitriol