Protein Flashcards
What are the 9 essential amino acids?
Leucine, lysine, isoeucine, valine, phenylalanine, tryptophan, valine, methionine, threonine.
What is a HBV protein?
A protein with high biological value - has all the essential amino acids
What are the 2 extra EAA for children?
Arginine and histidine
What is a LBV protein?
A protein with low biological value - hasn’t got all the essential amino acids.
What foods usually have HBV proteins?
Animal sources
- Meat
- Fish
- Poultry
- Dairy products
For vegetarians what foods have HBV proteins?
- Soya
- TVP
- Tofu
- Quorn (mycoprotein)
What foods usually have LBV proteins?
Plant sources
- Cereals
- Plant foods - veg
- Nuts and seeds
What is food combining or complementary proteins?
Combining 2 or more LBV proteins to have all the essential amino acids.
What should an average male consume of protein?
55g
What should an average female consume of protein?
45g
How much more protein do pregnant women need than usual?
6 more grams
What are animal sources of protein?
- All meats
- Fish
- Cheese
- Milk
- Eggs
- Gelatine
What are vegetable sources of protein?
- Soya products
- Pulses and beans
- Cereal
- Nuts
- Mycoprotein
What is the consequence of excess protein intake?
Liver and kidney help process protein, too much protein can strain these organs.
What are the functions of protein in the diet?
- Growth and repair
- Enzymes for digestion, antibodies and metabolism
- Energy source
