Food and Digestion (Unit A)

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Food Lables

https://getrevising.co.uk/https_proxy/3139 (http://foodpyramidguru.com/food-pack/wp-content/plugins/random-image/food-packaging-labels-450.jpg)Food lables have information on them which shows you how many calories etc.. are in the things you are eating.

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The Digestive System

Lables To Learn: https://getrevising.co.uk/https_proxy/4583 (http://www.buzzle.com/images/digestive-system/digestive-system-diagram-blank.jpg)

Stomach

Liver

esophagus

Large Bowles

Anus

Small Bowels

Rectum

Pancreas

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Enzymes

Enzymes are biological catalysts. Catalysts are substances which add the rate of chemical reactions without being used up.

Enzymes in digestion

enzymereaction catalysed

protease proteins → amino acids

lipase lipids → fatty acids + glycerol

amylase starch → sugars



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Balanced diet

Balanced diets made up from of 5 different groups

1 Vitamins & Minerals - E.G fruit

2 Fibre - E.G vegetables & cereal

3 Fats - E.G oils

4 Carbohydrates E.G bread & pasta

5 Protein - E.G nuts, meat/meat alternative & fish

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