Vitamin B2

Question 1

What is Vitamin B2?

Answer 1

Riboflavin

Question 2

What is riboflavin inactivated by?

Answer 2

exposure to light

Question 3

What is riboflavin absorbed by?

Answer 3

active transport in the intestinal tract

Question 4

What are poor sources of riboflavin?

Answer 4

grain concentrates and plant protein sources

Question 5

What is riboflavin’s function?

Answer 5

it is needed for the function in the electron transport chain to generate ATP within the mitochondria

Question 6

What does riboflavin deficiency in monogastrics present as?

Answer 6

dermatitis with alopecia, impotence and scrotal dermatitis, opthalmic problems, photophobia, and cataracts or lense opacity

Question 7

What does riboflavin deficiency in poultry present as?

Answer 7

lesions in the sciatic and brachial nerves causing curled toe paralysis

Question 8

What is curled toe paralysis?

Answer 8

when birds walk with their hocks in contact to the ground and curled toes

Question 9

What is equine uveitis?

Answer 9

periodic opthalmia or moonblindness which can caused by insufficient absorption of riboflavin

Question 10

True or False: Equine uveitis is only caused by riboflavin deficiency

Answer 10

FALSE