Gastrointestinal System Physiology Quiz
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Gastrointestinal System Physiology Quiz

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@DesirousCharoite

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Questions and Answers

What is the daily average secretion of saliva?

  • 1600-2000 ml
  • 500-800 ml
  • 800-1500 ml (correct)
  • 200-500 ml
  • What is the pH range of saliva?

  • 5.0-6.0
  • 7.0-8.0
  • 6.0-7.0 (correct)
  • 4.0-5.0
  • What is the function of ptyalin in saliva?

  • Enzyme for digesting starches (correct)
  • Surface protective purposes
  • Protein secretion
  • Mucin for lubricating
  • Which gland secretes 70% of the total saliva?

    <p>Submandibular glands</p> Signup and view all the answers

    Which part of the gastrointestinal system is responsible for mixing and storage?

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

    Study Notes

    Saliva

    • The daily average secretion of saliva is approximately 1-2 liters.
    • The pH range of saliva is 6.8-7.4, which is slightly acidic to neutral.

    Enzymes in Saliva

    • Ptyalin, an enzyme in saliva, breaks down starch into maltose.

    Salivary Glands

    • The parotid gland secretes 70% of the total saliva.

    Gastrointestinal System

    • The stomach is responsible for mixing and storage of food during digestion.

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    Description

    Test your knowledge of gastrointestinal system physiology with this quiz! Learn about the different parts of the digestive tube, including the mouth, esophagus, stomach, small intestine, colon, rectum, anus, liver, and pancreas. Explore concepts such as chewing, hydrolysis, pushing the bolus, mixing, storage, and absorption.

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