Vitamins Flashcards
Explain what vitamins are
Vitamins are complex carbon-based substances that the body cannot make
In what amounts are vitamins needed
Only in tiny amounts
What can vitamins be referred to by
By letters or by names based on their chemical structure
Name a water soluble vitamin
Vitamin C
What is vitamin C also called
Ascorbic acid
Is vitamin C soluble in water?
Vitamin C is soluble in water
Name sources of vitamin C
Vegetables, fresh fruits, citrus fruits especially
List the metabolic role of vitamin C (4)
Vitamin C is necessary for:
The formation of connective tissue such as skin, gums, cartilage, ligaments and the cells that line the inside of blood vessels.
The growth and maintenance of bones and teeth.
Helping wounds to heal.
Helping the immune system to function properly.
Name and explain the following:
Deficiency of vitamin C
Disease:
Symptoms:
Name and explain the following:
Deficiency of vitamin C
Disease: deficiency of vitamin C causes a disease called scurvy.
Symptoms: symptoms of scurvy include poor healing of skin, bleeding under the skin and bleeding gums with loose teeth.
Name a fat soluble vitamin
Vitamin D
Is vitamin D fat soluble?
Vitamin D is fat soluble
What is the most common form of vitamin D called?
Calciferol
What are good sources of vitamin D?
Liver, fish oils (cod liver oil), milk, egg yolks.
How can vitamin D be made?
By the action of ultraviolet rays on chemicals in the skin
Name the metabolic role of vitamin D
It helps to absorb calcium from the intestine.
Therefore it is needed for healthy bone and tooth formation