Nutrients Flashcards
Elements of protein
CHON
carbon
Hydrogen
Oxygen
Nitrogen
Classification of protein
HBV
LBV
Composed of
Amino acids and peptide links
HBV foods
Meat
Fish
Eggs
Milk
Dairy
LBV foods
Peas
Beans
Lentils
Nuts /seeds
Malnutrition
Lack of nutrition
Function of protein
Growth
Repairs damaged cells
Produces hormones ,enzymes and antibodies
Gives heat and energy
Protein intake
1g of protein per kg of body weight
Fats /lipids are made up of ?
Glycerol and 3fatty acids
Elements of fats
Carbon hydrogen oxygen
CHO
Classification of fats
Saturated and unsaturated fats
Sources of saturated fats
All animal foods except fish
Meat
Eggs
Cheese
Yogurts
Source of unsaturated fats
Oily fish ( salmon tuna )
Avocados
Coconuts
Beans
Nuts
Seeds
Functions of fat
Heat and energy
Layer of fat under skin called adipose tissue protects organs from energy
Vitamins A D E K dissolve in fat and are stored within our bodies
Fat can be used as an energy reserve = back up battery if our body ever needs it
Excess saturated fats can cause
Obesity
Heart disease
High blood pressure
Strokes
Some forms of cancer
Benefits of unsaturated fats in our diet
Reduce cholesterol in the blood and decrease risk of heart disease
Omega 3&6 improve brain function
Composition of Carbohydrates
Sugars and glucose chains
Elements of carbohydrates
Carbon
Hydrogen
Oxygen
CHO
Classification of carbohydrates
Sugars
Starch
Fibres
Sugars
Cookies
Cake
Lolly pops
Honey
Starch
Rice
Pasta
Potato
Bread
Fiber
Brown bread
Whole grain rice
Wholemeal pasta
Skin of fruit and veg
Nuts
Seeds
Functions of carbohydrates
Sugar and starch provide heat and energy
Fiber acts like a sponge and absorbs water giving a feeling of fullness
Fiber encourages peristalsis = wave like system in in the digestive system it helps food and waste to pass through and out of system
If we don’t eat enough Fiber we risk bowel diseases like bowel cancer
GDA of Fiber
30g per day
