Digestive System Anatomy and Functions
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Questions and Answers

Which part of the digestive system is responsible for the movement of food from the mouth to the stomach?

  • Stomach
  • Pharynx
  • Esophagus (correct)
  • Larynx
  • During the voluntary stage of swallowing, which action occurs?

  • Secretion of gastric juice
  • Movement of food to the stomach
  • Chewing (correct)
  • Storage of bile
  • Which part of the digestive system is composed of smooth muscle and serves as a passageway for the bolus?

  • Larynx
  • Stomach
  • Esophagus
  • Pharynx (correct)
  • What is the function of the gastric glands in the stomach?

    <p>Secrete gastric juice and protective mucus</p> Signup and view all the answers

    Which part of the alimentary canal stores up to 4 liters of food?

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

    What is the role of gastrin in the digestive system?

    <p>Regulates gastric acid secretion</p> Signup and view all the answers

    Which hormone stimulates the gallbladder to contract and release bile into the small intestine?

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

    What is the function of the enterogastric reflex?

    <p>Inhibits stomach motility and secretion</p> Signup and view all the answers

    Which part of the small intestine is responsible for most absorption?

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

    What initiates the gastrocolic reflex that leads to bowel movements after eating?

    <p>Arrival of food in the stomach</p> Signup and view all the answers

    What is the composition of saliva in the digestive system?

    <p>95% H2O, 5% electrolytes</p> Signup and view all the answers

    Which gland is the largest and located inferior and anterior to the ears?

    <p>Parotid glands</p> Signup and view all the answers

    Where are taste buds mainly located in the mouth?

    <p>On the tongue</p> Signup and view all the answers

    Which organ releases hormones like insulin and glucagon?

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

    What is the functional unit of the liver?

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

    How many teeth are there in the permanent dentition, including premolars and molars?

    <p>32 teeth</p> Signup and view all the answers

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