Vitamin C

Question 1

Vitamin C active form is known as

Answer 1

Ascorbic acid

Question 2

Is vitamin C a reducing agent or an oxidising agent?

Answer 2

Reducing Agent

Question 3

Deficiency of vitamin c can cause scurvy. What is scurvy?

Answer 3

A disease characterised by sore and spongy gums, loose teeth, fragile blood vessels, haemorrhage, swollen joints and bone changes.

Question 4

Vitamin C function

Answer 4

Hydroxylation of prolyl and lysl residues in collagen

Question 5

Vitamin C function related to iron

Answer 5

It keeps the iron in its reduced form (ferrous or Fe2+)

Facilitates the absorption of non heme iron from the intestine by reducing it.

Question 6

Deficiency of Vitamin C causes Microcytic Anemia. What is the reason?

Answer 6

The iron absorption from the intestine is decreased.

Question 7

Loose teeth, spongy gums, fatigue, swollen joints, bone changes, fragile blood vessels are the symptoms of scurvy. Why do these happen?

Answer 7

It happens due to decreased hydroxylation of the connective tissue.