1. enzymes
1.1. protaese
1.2. Carbohydrase
1.2.1. amalyse
1.3. Lipase
2. accessory organs
2.1. liver
2.1.1. bile and enzymes
2.2. pancreas
2.2.1. produce enzymes
2.3. gall bladder
2.3.1. produce and store bile
3. Teeth
3.1. molars
3.1.1. grinding and chewing/crushing
3.2. incisor
3.2.1. biting and cuttinng
3.3. canines
3.3.1. ripping and tearing
3.4. pre molars
3.4.1. grinding and crushing
3.5. structure
3.5.1. enamal
3.5.2. dentine
3.5.3. pulp cavity
4. Feeding type
4.1. carniavore
4.1.1. meat eater
4.1.2. t rex, dog
4.2. herbivore
4.2.1. plant eater
4.2.2. move jaws side ways
4.2.3. sheep
4.3. omnivore
4.3.1. meat and plants
4.3.2. human, pigs
5. Additives
5.1. preservatives
5.1.1. prevent microbe growth
5.2. antioxidants
5.2.1. prevent oxidation
5.3. emulisfyers
5.3.1. combine fats and oils
5.4. colour/flavour enhancer
6. Food groups
6.1. Fats
6.1.1. fats and oils
6.1.1.1. eg butter, olive oil, lard
6.1.2. energy store
6.1.3. insulation
6.2. Vitamins and minerals
6.2.1. eg friut and vege
6.2.2. preventing illness
6.3. protein
6.3.1. dairy products, meat
6.3.2. growth and repair
6.4. carbohydrates
6.4.1. eg bread, pasta, rice
6.4.2. energy
6.5. Water
6.5.1. hydration
7. digestion
7.1. alimentary canal
7.1.1. mouth
7.1.1.1. teeth
7.1.1.2. salviary glands
7.1.1.2.1. amaylase
7.1.2. oesagaphagus
7.1.3. stomach
7.1.3.1. HCl acid
7.1.4. small intestines
7.1.4.1. enzymes breakdown food
7.1.4.2. absorption
7.1.4.3. Villi
7.1.4.3.1. absorption
7.1.5. large intestine
7.1.5.1. water absorption
7.1.5.2. appenndix
7.1.6. rectum
7.1.6.1. waste storage
7.1.7. anus
8. food tests
8.1. lipids tests
8.1.1. ethanol and water
8.1.1.1. +ve cloudy water
8.2. starch test
8.2.1. iodine
8.2.1.1. +ve test blue/black
8.3. protein
8.3.1. biruets
8.3.1.1. +ve purple
8.4. sugar
8.4.1. beneddicts
8.4.1.1. Brick red/orange