Digestive System Anatomy and Functions Quiz
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Questions and Answers

What are the four major layers or tunics of the digestive tract?

  • Mucous epithelium, lamina propria, muscularis mucosae, serosa
  • Epithelium, connective tissue, muscle, nervous tissue
  • Mucosa, submucosa, muscularis, serosa or adventitia (correct)
  • Mucosa, submucosa, peristalsis, serosa

    • What is the function of the submucosal/Meissner Plexus?

  • Controlling absorption of nutrients in the small intestine
  • Promoting rhythmic contractions in the muscularis
  • Stimulating digestive glands in their secretion (correct)
  • Regulating movement of smooth muscles in the digestive tract

    • What is the role of the Myenteric/Auerbach Plexus in the digestive tract?

  • Regulates the passage of food from the oral cavity to the stomach
  • Promotes rhythmic contractions and regulates movement of smooth muscles (correct)
  • Stimulates absorption of nutrients in the small intestine
  • Controls the secretion of digestive enzymes

    • Which organs are considered as accessory organs in the digestive system?

    <p>Liver, gall bladder, and pancreas</p> Signup and view all the answers

    What is the function of the enteric nervous system (ENS) or the enteric plexus?

    <p>Controlling secretion and movement</p> Signup and view all the answers

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