Mastering Digestion
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Questions and Answers

What is the function of the digestive tract?

  • To produce hormones for the body
  • To break down complex organic molecules in food into smaller subunits that can be absorbed into the bloodstream for delivery to cells (correct)
  • To store excess water in the body
  • To absorb oxygen from the food

    • Which layer of the gastrointestinal tract is responsible for secreting mucus?

  • Mucosa (correct)
  • Submucosa
  • Muscularis
  • Serosa

    • Which organ is responsible for releasing saliva into the mouth, containing the enzyme, salivary amylase?

  • Liver
  • Pancreas
  • Salivary Glands (correct)
  • Gallbladder

    • Which layer of the gastrointestinal tract contains connective tissue with nerves and blood and lymph vessels?

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

    Which organ is responsible for producing bile, which aids in the digestion of fats?

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

    Which part of the tooth is responsible for covering the crown and is nonliving?

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

    What is the function of the tongue?

    <p>Helps form food into a bolus for swallowing</p> Signup and view all the answers

    What is the function of the pharynx?

    <p>It is a passageway shared by respiratory and digestive systems</p> Signup and view all the answers

    What is peristalsis?

    <p>Contractions that push food through the digestive tract</p> Signup and view all the answers

    What is chyme?

    <p>A mixture of food and gastric juice</p> Signup and view all the answers

    What is the function of the large intestine?

    <p>Absorbs most of the water remaining in the indigestible food residue</p> Signup and view all the answers

    What is the function of the colon?

    <p>Stores and eliminates feces</p> Signup and view all the answers

    What is the function of the stomach?

    <p>Stores food and regulates its release to the small intestine</p> Signup and view all the answers

    What is the function of intrinsic factor in the stomach?

    <p>Absorption of vitamin B12 – important in Red Blood Cell development</p> Signup and view all the answers

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