Home Ec- the 6 nutrients

examples of proteins in the diet

meat/beans

examples of fat in the diet

butter/avocado

examples of carbohydrates in the diet

bread/cake

examples of vitamins in the diet

fruit/vegetables

examples of minerals in the diet

milk/cheese

the nutrient starting with p

protein

the nutrient staring with f

fat

the nutrient starting with c

carbohydrates

the nutrient starting with v

vitamins

the nutrient starting with m

minerals

the nutrient starting with w

water

macronutrients

protein/fat/carbohydrates

micronutrients

minerals/vitamins

RDA

recommended dietary allowance

GDA

guideline daily amount

protein is composed of four elements

carbon/hydrogen/oxygen/nitrogen

nitrogen is the element responsible for…

growth and repair

protein is classified into __ classes

2

HBV

high biological value

what type of protein is HBV?

animal protein

what type of protein is LBV?

vegetable protein

what is the RDA of protein

1g per kg of body weight

3 sources of HBV/animal protein

meat/fish/dairy

3 sources of LBV/vegetable protein

beans/peas/lentils

an advantage of plant foods as a source of protein is…

they contain no saturated fat

functions of protein=

growth and repair of all body cells eg. skin and bones

fats are also known as….

lipids

elements of fats=

carbon/hydrogen/oxygen

fats are made up of what?

glycerol and three fatty acids

fats are divided into 2 groups called what?

saturated fats and unsaturated fats

what are 2 sources of saturated fats?

butter and meat

what are 2 sources of unsaturated fats?

oily fish and vegetable oils

functions of fat

production of heat and energy/ prevention of heat loss by forming an insulating layer under the skin/protection of delicate organs

dangers of eating too much fat=

obesity and build up of cholesterol leading to high blood pressure, strokes and heart disease

unsaturated fats reduce what?

cholesterol in the blood

what are the benefits of omega fatty acids? (comes from unsaturated fat)

reduce heart disease and improve brain function

where can you find omega fatty acids?

oily fish, seeds and nuts

what are hydrogenated fats?

hardened vegetable oils used in processed foods

what elements make up carbohydrates?

carbon,hydrogen,oxygen

what are the elements of carbohydrates organised into?

simple sugar units such as glucose

what are the three groups that contain carbohydrates?

sugars, starch, cellulose

2 sources of carbohydrates from sugar =

cake and biccys

2 sources of carbohydrates coming from starch=

potatoes,cereals

2 sources of carbohydrates coming from cellulose=

fruit,veg

functions of carbohydrates=

supplies body with heat. and energy/ cellulose aids food digestion

rda of fibre =

25g-35g

cellulose is also known as what?

dietary fibre

what does the term empty kilocalories mean?

that food contains sugar only and are lacking in all other nutrients

too much sugar can lead to

tooth decay, weight gain

what is an example of a food with hidden sugars?

savoury sauces

what is the classification of vitamins?

fat soluble and water soluble

what are the fat soluble vitamins?

A,D,E and K

what are the water soluble vitamins?

B and C

vitamin A is also known as what?

carotene

2 sources of vitamin A are..

carrots and peppers

functions of vitamin A

good eyesight and growth

deficiency of vitamin A=

night blindness

2 sources of vitamin D=

sunlight, oily fish

functions of vitamin D=

healthy teeth and bones

a deficiency of vitamin D is..

osteoporosis

2 sources of vitamin e=

seeds and nuts

a function of vitamin E=

healthy skin

2 sources of vitamin K=

green veg, blueberries

functions of vitamin K

normal blood clotting

2 sources of vitamin B=

meat,eggs

a function of vitamin B=

healthy nervous system

deficiency of vitamin B=

Beriberi

vitamin c is also known as..

ascorbic acid

sources of vitamin c=

fruit,veg

a function of vitamin c=

healthy gums

a deficiency of vitamin c=

scurvy