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JC Science chaper 4

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
Digestion   Breaking down of food  
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Physical Digestion   Break down of food by mechanical means  
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Chemical Digestion   Breakdown of food by enzymes  
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Mouth   Carries out physical and chemical digestion  
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Oesophagus   Moves food to the stomach  
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Liver   Makes bile which breaks down fat  
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Pancreas   Makes enzymes which digest food the second part of the small intestine allows the food to absorbed from the intestine into the bloodsream  
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Small intestine   Completes the breakdown of food  
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Stomach   Hydrochloric is an acid that softens food and kills bacteria  
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Large intestine   Takes water back into the bloodstream  
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Incisors   Cut and slice food  
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Canines   Grip and tear food  
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Premolars   Chew, crush and grind food  
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Molars   Chew, crush and grind food  
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Enzymes   Proteins which speed chemical reactions in the body without the enzymes beings used up.  
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Enzymes   Substance produced by enzymes is called a product  
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Enzymes   The substance the enzymes act on is called the substate  
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Enzymes   Amylase acts on starch to produce a simple or reducing sugar called maltose.  
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