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Grade 8 - Digestive System

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Grade 8 - Digestive System
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Grade 8 - Digestive System

  1. 1. awan
  2. 2. Mout h 1 Salivary glands 2 Gallbladd er 3 Live r 4 Pancrea s 5 Small intestine 6 Esophagu s 7 Stomac h 8 Colo n 9 Rectu m 1 0 Anu s 1 1
  3. 3. Digestive canalsDigestive canals
  4. 4. Digestive glandsDigestive glands
  5. 5. Mechanical digestion is when you chew the food using your teeth, and when your esophagus swallows the food using peristalsis Chemical digestion is where your stomach dissovles the food in your mouth by saliva, or when the enzymes and bile break it down in the stomach
  6. 6. The Molars (back teeth) are used for chewing and grinding food The Premolars (bicuspids) have a flat biting surface, they tear and crush food The Canines (eyeteeth) have a sharp, pointed biting surface and has grip to tear food The Incisors (front teeth) are used for cutting food into small chewable pieces
  7. 7. An acute or chronical inflammation on mucose layer of stomach wall
  8. 8. An inflammation in liver caused by virus infection
  9. 9. An irritation on the membrane of colon wall caused by bacteria dysentriae, bad diet, poiosonous matters, and stress
  10. 10. A disorder due to the excessive water absorbtion of feces by large intestine that causes difficulty to pass the feces
  11. 11. An inflammation and swelling of blind gut
  12. 12. Swollen vein in anus
  13. 13. An inflammation of parotid glands caused by infection of Rabula inflans virus
  14. 14. A disorder caused by excessive food that comes in

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