Unit 5 biology Vitamins

Question 1

What are the 2 functions of Vitamin A?
(lipid soluble)

Answer 1

-For the forming of visual pigments in the retina for vision
-Important for keeping the cornea, skin, lining of the alimentary canal, breathing system HEALTHY

Question 2

3 side effects of a Vitamin A deficiency?

Answer 2

-Night blindness
-Drying up and thickening of the cornea and skin
-Easy infection of the lining of the lungs and trachea

Question 3

What are some sources of vitamin A?

Answer 3

-fish liver oils
-oils
-eggs
-milk
-dairy products

Question 4

What is the function of vitamin D?
(lipid soluble)

Answer 4

-promotes the absorption of calcium and phosphate

Question 5

What is a side effect of a vitamin D deficiency?

Answer 5

Rickets in children

Question 6

What are some sources of vitamin D?

Answer 6

-produced by the skin under sunlight
-fatty fish
-fish liver oils
-liver
-egg yolks

Question 7

What are the 4 functions of Vitamin C?
(Water soluble)

Answer 7

-for growth and repair of connective tissues
-healing wounds
-promotes the absorption of iron
-helps the immune system work properly

Question 8

What is a side effect of a vitamin C deficiency?

Answer 8

Scurvy

Question 9

What are the 4 symptoms of scurvy?

Answer 9

-weak and bleeding gums
-poor healing of wounds
-small red spots on the skin
-joint pain

Question 10

What are some sources of vitamin C?

Answer 10

-fresh vegetables and fruits
-bell peppers
-broccoli
-kiwi
-guava

Question 11

How to test for Vitamin C?

Answer 11

DCPIP Test