Digestive System Anatomy Quiz
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Questions and Answers

What is the main function of lingual lipase?

  • Lubricate the bolus in the esophagus
  • Activate in the acidic environment of the stomach (correct)
  • Digest food in the mouth
  • Regulate movement from the mouth to the stomach

    • Which structure is responsible for involuntary passage of bolus through pharynx into the esophagus?

  • Trachea
  • Oropharynx
  • Laryngopharynx (correct)
  • Esophagus

    • What role do esophageal glands play in the process of swallowing?

  • Digest food
  • Secrete mucous to lubricate bolus (correct)
  • Produce bile for digestion
  • Contract muscles

    • How long is the esophagus approximately?

    <p>~25cm long</p> Signup and view all the answers

    Which phase of swallowing involves voluntary passage of bolus into the oropharynx?

    <p>Voluntary phase</p> Signup and view all the answers

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