food & nutrition y10 Flashcards
what does vitamin B do
-converts food to energy
-found in meat, fish, eggs
what does vitamin A do
-maintains general health
-found in leafy vegetables
What does vitamin D do
-regulates calcium
-oily fish, red meat
what does vitamin E do
-is an antioxidant
-found in sunflower seeds, almonds
What does vitamin K do
-helps blood clotting, wounds
-found in leafy vegetables
where is fibre found
fruits, vegetables, beans, peas, lentils
what is the function of fibre
helps food pass through digestive system, bulks stool
what is the chemical structure of fibre
a mixture of complex polysaccharides
what is the RDI of fibre
30g
what is an insoluble fibre
- indigestable carbohydrate
- adds bulk to stools
-wholegrain + wholemeal products
what is soluble fibre
-slows down digestive process
-controls blood sugar and cholestrol
-oats, beans, peas, fruit and veg
what are EFA’s
-essential fatty acids
-CANNOT be produced from body
-heart, brain, skin and hair health
-OMEGA 3 and OMEGA 6
what are monosaturated fats
-found in animal and vegetable fats
-lowers risk of cancer and diabetes
-one double bond
what is HDL?
- high density lipoprotein (GOOD)
- absorbs cholestrol and carries it back to liver
- lowers risk of heart attack/ stroke
- found in plants
what are unsaturated fats?
-monosaturated and polysaturated fats
-lowers cholestrol levels
