Digestive Tract Functions Quiz
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Questions and Answers

What is the role of saliva in the digestive process?

  • To break down fats into fatty acids
  • To break down proteins into amino acids
  • To break down starch into sugar (correct)
  • To break down sugars into simpler molecules
  • Which enzyme is responsible for breaking down proteins in the digestive system?

  • Gastric lipase
  • Pancreatic amylase
  • Salivary amylase
  • Pepsin (correct)
  • What is the function of peristaltic movements in the digestive system?

  • To push food forward along the digestive tract (correct)
  • To absorb nutrients from the food
  • To regulate the release of enzymes
  • To mix food with digestive juices in the stomach
  • Which organ expands when food enters it during the digestive process?

    <p>Stomach (B)</p> Signup and view all the answers

    What is the function of salivary glands in the mouth?

    <p>To secrete saliva that aids in swallowing food (B)</p> Signup and view all the answers

    Why is it important to thoroughly mix food with saliva while chewing?

    <p>To soften the food particles for easier digestion (A)</p> Signup and view all the answers

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