Oesophagus - Transports food bolus from the mouth to the stomach using peristalsis, Salivary glands - Produce the enzyme amylase to digest carbohydrates, Stomach - Churns food and mixes it with gastric juices to form chyme. Proteins begin digestion here goblety cells secrete mucus to protect the lining , Duodenum - All major nutrients are digested here Enzymes come from the pancreas and walls of the duodenum Bile is used from the liver to emulsify fats, Ileum - Absorption of nutrients into the blood stream and lymphatic system, Colon - water is reabsorbed into the blood m Faeces are formed from fibre, dead bacteria and cells, then compacted and passed, Liver - Produces bile filters blood removing toxins converts glucose into glycogen for storage, Pancreas - Produces a range of digestive enzymes Produces insulin,

Functions of the digestive system

طباعة
تضمين

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