Saliva and Its Functions Quiz
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Questions and Answers

What is the main constituent of saliva by volume?

  • Organic materials
  • Water (correct)
  • Mucin
  • Inorganic materials

    • What is the main role of salivary amylase in saliva?

  • To begin the digestion of starch (correct)
  • To form a food bolus
  • To dissolve chemicals for tasting
  • To facilitate swallowing and speech

    • Which pair of glands secret entirely serous secretion?

  • Parotid glands (correct)
  • Buccal glands
  • Sublingual glands
  • Submandibular glands

    • What is the pH range of saliva?

    <p>Slightly acidic (6.5-7)</p> Signup and view all the answers

    Which type of salivary secretion is rich in mucin to facilitate swallowing and speech?

    <p>Mucous secretion</p> Signup and view all the answers

    Which process involves the enzymatic hydrolysis of food molecules into their building blocks?

    <p>Chemical Digestion</p> Signup and view all the answers

    What is responsible for the first phase of deglutition?

    <p>Functions of saliva</p> Signup and view all the answers

    Which food group is broken down to fatty acids and alcohols during digestion?

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

    What is the main role of the mouth in the alimentary canal?

    <p>Mastication of food into bolus</p> Signup and view all the answers

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