Food Tech Revision Flashcards
What does vitamin A do?
Healthy immune system
What does vitamin B12 do?
Helps release energy from foods and forms red blood cells
What does vitamin C do?
Heals wounds
What does vitamin D do?
Helps regulate the amount of calcium and phosphate in the body
What does vitamin B do?
Help the body release energy from food
What are proteins built up of?
Amino acids
What is coagulation?
The change in the structure of protein (from a liquid form to solid or a thicker liquid) brought about by heat, mechanical action or acids.
What is denaturation?
When protein molecules unravel from their naturally coiled state.
List 3 factors that cause protein denaturation
Heat
PH changes
Heavy metal ions
What is gelatinisation?
When starches are heated with liquid, they swell and will thicken
What is dextrinisation?
When food changes colour to a brown.
What is caramelisation?
Caramelisation happens when sugar is introduced to heat
What is aeration?
the process of adding very tiny pockets of air to something
What is plasticity?
the ability to be spread and shaped
What is shortening?
a fat, solid at room temperature, which can be used to give foods a crumbly and crisp texture such as pastry
