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Digestive System Vocabulary Spider Map

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Vocabulary activities for the Digestive System definition

Текст Раскадровки

  • STOMACH ACID
  • ENZYMES
  • VILLI
  • Acid secreted into the stomach which aids digestion and kills bacteria is referred to as stomach acid. It normally has a pH between 1.5 and 3.5.
  • Enzymes are biological catalysts, soluble protein molecules that speed up chemical reactions in the body.
  • Villi are finger-like structures that can be found in the intestines that increase the surface area, and therefore, increase absorption.
  • DIGESTION
  • The Digestive System
  • SALIVA
  • Digestion is the process of breaking food down into molecules using both mechanical processes and chemical enzymes that will be used by the body.
  • Saliva is a liquid produced in the salivary glands that contains enzymes to start food digestion in the mouth.

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