Biological value of protein Flashcards

1
Q

Give some animal sources of protein

A
Meat 
Fish 
Eggs 
Milk 
Cheese
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2
Q

Give some plant sources of protein

A
Beans 
Nuts 
Lentils 
Peas 
Cereals
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3
Q

What is biological value of a protein?

A

A measure of the protein quality in a food
It is displayed as a percentage
It is determined by the number of essential amino acids a food contains in proportion to the needs of the body

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4
Q

How is biological value displayed?

A

As a percentage

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5
Q

How is biological value determined?

A

By the number of essential amino acids a food contains in proportion to the needs of the body

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6
Q

What does 100% biological value mean?

A

This means the food contains all the essential amino acids in proportion to the needs of the body

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7
Q

What are the two classifications of protein foods?

A

High biological value (HBV)

Low biological value (LBV)

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8
Q

What are high biological value proteins also called?

A

Complete proteins

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9
Q

What are low biological value proteins also called?

A

Incomplete proteins

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10
Q

What is a complete protein?

A

A high biological value protein

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11
Q

What is an incomplete protein?

A

A low biological value protein

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12
Q

What is a HBV protein?

A

One that contains all essential amino acids

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13
Q

What are the main sources of HBV proteins?

6

A
Animal sources and soya beans 
Eggs 
Milk 
Meat 
Fish 
Cheese 
Soya beans
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14
Q

What is a LBV protein?

A

One that lacks one or more of the essential amino acids

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15
Q

What are the main sources of LBV protein?

4

A
Plant sources and meat bones 
Rice 
Wheat 
Maize 
Meat bones
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