Protein - Contents Flashcards
Which elements do proteins contain?
CHOPSIN:
- Carbon
- Hydrogen
- Oxygen
- Phosphorous
- Sulphur
- Iron
- Nitrogen
Which two substances can bodies not manufacture?
Nitrogen or sulphur
What element is only supplied by proteins?
Nitrogen
What is nitrogen essential for?
Nitrogen is essential for cell formation and growth
What are proteins made up of?
Amino acids
How many amino acids does the body need, and how many are essential and non-essential?
The body needs 22 amino acids.
- 8 amino acids are essential
- 14 amino acids are non-essential
What is another name for essential amino acids?
Indispensible amino acids
What are essential amino acids?
These are amino acids that cannot be manufactured by the body and must thus be supplies by the food we eat.
How many essential amino acids are there for children versus for adults?
8 essential amino acids for adults and 10 for children
What is another name for non-essential amino acids?
Dispensible amino acids
What are non-essential amino acids?
These are amino acids that can be manufactured by the body through rearrangement of elements.
How many amino acids can the body manufacture?
About 13
Which semi-essential amino acids are essential for children?
- arginine
- histidine
What are complete proteins?
Proteins which supply all essential amino acids and have a high biological value
What are incomplete proteins?
Proteins which do not contain all essential amino acids and have a low biological value
