Mouth - The beginning of the digestive tract which chews food and adds saliva to food to create a bolus, Teeth - Break down food into smaller pieces so you can swallow them , Salivary Glands - Release amylase in saliva which starts to break down carbohydrates in food in mouth , Oesophagus - Muscle tube that forces food down to stomach through wave-like contractions, Stomach - Stores food for ~ 3 hours while stomach acid begins to chemically digest food, Small intestine - Absorbs nutrients, Large intestine - absorbs water and vitamins, Rectum - Stores faeces, Anus - The final part of the digestive system, faeces are passed as waste, Liver - Produces bile which digests fat, Gallbladder - Stores bile made in the liver and releases it into the small intestine ,

Digestive System Functions

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