1. Melanie Chapman Computers 8
Nutrition
Melanie Chapman
Computers 8

2. Carbohydrates made of sugars
most important energy source for body (chemical)
in: fruits, veggies, starchy foods, wheat
2 types= simple (sugars) and complex (starches)
simple & complex depend on # of molecules
1 gram= 4.5cal of energy

3. Fats 1of 3 nutrients supplying calories provide 9 cal per gram
storage for body’s extra calories
2 major types=saturated and unsaturated
saturated=in meat, dairy, eggs
unsaturated=in veggies and plants
made of carbon, hydrogen and oxygen

4. Protein help build & maintain bones, muscles, skin 50-65 grams per day
can be obtained from meat, milk, alternatives
consist of chains of amino acids
include; enzymes, hormones, antibodies
necessary for proper function
essential for growth and repair of tissue

5. Fibre indigestible part of plants
includes; cellulose, hemi-cellulose, lignin, pectin and gums
2 basic fibre types: soluble & insoluble
insoluble:
Found in whole grains and veggies
Includes cellulose and lignin
soluble:
Found in plant foods and oat bran
25-50 g per day
provided in fruit, veggies, beans and baked potatoes

6. Vitamins substances found in food we eat 13 kinds=2 types
vitamins A, B1, B2, B3, B5, B6, B7, B9, B12, C, D, E, & K
2 types=fat soluble & water soluble
fat soluble= stored in body’s tissues
need to grow to develop and grow properly
all vitamins play different role to survive

7. Water 2 parts hrdrogen,1 part oxygen makes up more than 2/3 of body
important for mechanics of body
a clear colourless liquid
most essential element to survival
2% drop=dehydration
depend on it for function

8. Minerals essential to humans for normal body function
need at least 100mg a day
7 major minerals=
calcium
iron
magnesium
phosphorus
selenium
potassium
sodium
zinc
excessive intake leads to illness

9. Bibliography http://www.answers.com/topic/carbohydrate