Stomach Acid and Digestion Quiz

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Questions and Answers

At what pH is pepsin catalyzed?

  • 3.5 to 4.5
  • 4.0 to 5.5
  • 1.6 to 3.6 (correct)
  • 2.0 to 3.0

What protects the mucosa of the stomach from autodigestion?

  • Hydrochloric acid
  • Mucus (correct)
  • Gastrin
  • Bile

At what pH is pepsin catalyzed according to the text?

  • 1.0 to 2.0 (correct)
  • 4.5 to 5.5
  • 2.5 to 3.5
  • 3.0 to 4.0

What is the pH range for the catalysis of pepsin?

<p>0.6 to 1.6 (C)</p> Signup and view all the answers

What is the primary protective agent of the stomach mucosa from autodigestion?

<p>Mucus (D)</p> Signup and view all the answers

At what pH level is the stomach most susceptible to autodigestion?

<p>2.0 (A)</p> Signup and view all the answers

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