The Digestive System
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Questions and Answers

Which organ is responsible for releasing hydrochloric acid (HCl) in the digestive system?

  • Mouth
  • Intestines
  • Stomach (correct)
  • Esophagus
  • What is the main enzyme released by the chief cells in the stomach?

  • Amylase
  • Pepsin (correct)
  • Lipase
  • Protease
  • Which structure regulates the food leaving the stomach?

  • Lower esophageal sphincter
  • Cecum
  • Gastric pits
  • Pyloric sphincter (correct)
  • Which organ helps with the digestion of carbohydrates, proteins, and lipids?

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

    What is the main function of the liver in digestion?

    <p>Makes bile</p> Signup and view all the answers

    Which organ is responsible for the absorption of most nutrients in the digestive system?

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

    What is the function of the cecum in the digestive system?

    <p>Processing fibrous materials</p> Signup and view all the answers

    What is the purpose of the vermiform appendix in the digestive system?

    <p>Mostly non-functional</p> Signup and view all the answers

    What is the role of bile in the digestive system?

    <p>Emulsifies fats</p> Signup and view all the answers

    Which structure is responsible for storing bile in the digestive system?

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

    Where does the breakdown of carbohydrates begin in the digestive system?

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

    Which organ is responsible for the breakdown of proteins into amino acids?

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

    Where does the emulsion of fats into micelles occur?

    <p>Small intestine</p> Signup and view all the answers

    Which lipoprotein carries triglycerides to the body?

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

    Which hormone activates the liver and pancreas while deactivating the stomach?

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

    Which cells in the stomach secrete hydrochloric acid?

    <p>Parietal cells</p> Signup and view all the answers

    What is the major function of the liver?

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

    What is the role of leptin in controlling appetite?

    <p>Feeling full</p> Signup and view all the answers

    Which mineral is responsible for bone health and muscle contraction?

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

    Which vitamin is essential for vision?

    <p>Vitamin A</p> Signup and view all the answers

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