Human Digestive System Functions
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Questions and Answers

What is the function of the salivary glands in the digestive system?

  • Producing enzymes to digest starch into maltose (correct)
  • Secreting bile to emulsify fat globules
  • Breaking down proteins into polypeptides
  • Aiding in the physical digestion of food

How does the liver contribute to lipid digestion in the digestive system?

  • Emulsifying large fat globules (correct)
  • Producing pancreatic juice
  • Breaking down proteins
  • Storing bile

Which digestive organ is responsible for carrying out physical digestion by breaking up food bolus through peristalsis?

  • Colon
  • Duodenum
  • Stomach (correct)
  • Pancreas

During chewing, what role does the tongue play in the digestive process?

<p>Rolling food into boli (D)</p> Signup and view all the answers

What is the main function of the pancreas in the digestive system?

<p>Secreting enzymes for chemical digestion in the small intestine (A)</p> Signup and view all the answers

What is the function of the circular muscle in peristalsis?

<p>Relaxes to widen the lumen for food to enter (C)</p> Signup and view all the answers

Which enzyme is responsible for the breakdown of proteins into polypeptides?

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

Where are glucose and amino acids absorbed in the digestive system?

<p>Blood capillaries in microvilli (C)</p> Signup and view all the answers

How does the structure of a villus aid in absorption?

<p>Numerous microvilli increase surface area for faster absorption (C)</p> Signup and view all the answers

Which enzyme specifically acts on starch, breaking it down into maltose?

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