Human Digestive System Overview
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Questions and Answers

What is the main function of the teeth in the digestion process?

  • To absorb nutrients from food
  • To move food towards the stomach
  • To mix food with saliva
  • To crush food into smaller particles (correct)
  • What is the purpose of salivary amylase in digestion?

  • To mix food with water
  • To kill bacteria in food
  • To convert starch into simple sugars (correct)
  • To break down proteins into amino acids
  • What type of movements occur in the lining of the digestive canal?

  • Circular movements
  • Linear movements
  • Rotational movements
  • Peristaltic movements (correct)
  • What is the main function of the stomach in digestion?

    <p>To mix food with digestive juices</p> Signup and view all the answers

    Why does the mouth 'water' when we eat something we like?

    <p>Because the salivary glands secrete saliva</p> Signup and view all the answers

    What is the function of the tongue in digestion?

    <p>To move food around the mouth during chewing</p> Signup and view all the answers

    What is the name of the pipe that carries food from the mouth to the stomach?

    <p>Oesophagus</p> Signup and view all the answers

    What happens to the stomach when food enters it?

    <p>It expands to accommodate the food</p> Signup and view all the answers

    Why is it necessary to mix food with digestive juices?

    <p>To break it down into smaller molecules</p> Signup and view all the answers

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