The Digestive System Spider Map

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Parts of the Digestive System organs Diagram - science activities

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  • Šmykľavka: 1
  • ESOPHAGUS
  • This is a fibromuscular tube which connects the mouth to the stomach. Food is pushed down using a wave-like muscular motion called peristalsis.
  • Šmykľavka: 2
  • STOMACH
  • The stomach is a muscular organ where food is mixed with gastric juices. Gastric juice has a low pH and it is used to help digest food and kill potentially harmful bacteria.
  • Šmykľavka: 3
  • SMALL INTESTINES
  • The small intestines have three parts: the duodenum, the jejunum and the ileum. Here, food is mixed with enzymes and bile. The enzymes speed up the digestion process. Nutrients are then absorbed into the bloodstream.
  • Šmykľavka: 4
  • LARGE INTESTINES
  • The large intestines are made up of two parts: the colon and the rectum. In the colon, water is reabsorbed from the food. Feces is stored in the rectum.
  • Šmykľavka: 5
  • ANUS
  • The anus is where feces leaves the alimentary canal.
  • Šmykľavka: 6
  • MOUTH
  • The mouth is where food enters the alimentary canal. It is chewed by teeth which start to break food down. Food is mixed with saliva containing enzymes.