T1 biochem

Question 1

list functions of vit B1

Answer 1

-carbohydrate metabolism
-protein metabolism
-synthesis of acetylcholine
-essential for transmission of nerve impulse

Question 2

list functions of B2

Answer 2

Can accept 2 hydrogen so can catalyze the oxidation or reduction of a substrate

Question 3

list functions of vitamin B3

Answer 3

used for ttt of CVS disease, atherosclerosis, lipid disorder
act as coenzyme
produce free radical in immune cell to destroy pathogen
respiratory burst

Question 4

enumerate vit B1 deficiency

Answer 4

Beri beri
Wernicke-Korsakoff syndrome

Question 5

enumerate deficiency of vit B2

Answer 5

dermatitis
cheilosis
glossitis

Question 6

deficiency of vit B3

Answer 6

pellagra (3D)
dermatitis
diarrhea
dementia

Question 7

what are the causes of vit B1 deficiency

Answer 7

-chronic alcoholism
-inadequate intake
-impaired absorption due to intestinal disorder
-increase demand like in pregnancy

Question 8

what are the example of FMN dependent enzyme

Answer 8

AA oxidase
NADH dehydrogenase

Question 9

what is active form of vitamin B1

Answer 9

thiamin pyrophosphate TPP

Question 10

what is active form of B2

Answer 10

FMN and FAD

Question 11

what is active form vit B3

Answer 11

NAD+
NADP+