Lipid Metabolism: Digestion and Absorption
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Lipid Metabolism: Digestion and Absorption

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Questions and Answers

What is the pH range for lingual lipase?

  • pH 7-8
  • pH 4-6 (correct)
  • pH 1-2
  • pH 5-7

    • What is the function of cholecystokinin (CCK)?

  • Induce gallbladder contraction and increase bile secretion (correct)
  • Decrease pancreatic lipase secretion
  • Increase gastric acid secretion
  • Decrease pancreatic bicarbonate secretion

    • Where is the digestion of lipids limited?

  • Mouth (correct)
  • Small intestine
  • Stomach
  • Pancreas

    • What is the optimal pH for gastric lipase?

    <p>pH 6</p> Signup and view all the answers

    What type of fatty acids can be absorbed directly into the blood in the stomach of a child?

    <p>Short and medium chain fatty acids</p> Signup and view all the answers

    What is the function of secretin?

    <p>Increase pancreatic bicarbonate secretion</p> Signup and view all the answers

    What type of lipids are digested in the mouth?

    <p>Triacylglycerol (TAG) and cholesterol ester</p> Signup and view all the answers

    What is the main source of food for a child that contains short chain fatty acids?

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

    What is the pH range of gastric lipase in a child?

    <p>4-6</p> Signup and view all the answers

    What is the role of bile secretion in the small intestine?

    <p>To neutralize the pH of the small intestine</p> Signup and view all the answers

    What is the primary function of pancreatic lipase in the small intestine?

    <p>To digest lipids</p> Signup and view all the answers

    What is the outcome of the arrival of chyme acid from the stomach in the small intestine?

    <p>Release of hormones from intestinal cells</p> Signup and view all the answers

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