Digestive System-1: Alimentary Tract and Organs
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Questions and Answers

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

  • Mechanical breakdown of food
  • Absorption of water and salts from undigested food (correct)
  • Passage of digested products into the blood and lymph
  • Elimination of feces from the GI tract
  • Which organ is responsible for the release of water, acid, buffers, and enzymes into the lumen of the GI tract?

  • Salivary glands
  • Gall bladder
  • Pancreas (correct)
  • Liver
  • Which part of the gastrointestinal tract is responsible for churning and propulsion of food?

  • Esophagus
  • Duodenum
  • Stomach (correct)
  • Rectum
  • What is the function of the salivary glands in the digestive system?

    <p>Moistening and lubrication of food for easier swallowing</p> Signup and view all the answers

    Which accessory organ is responsible for storing and concentrating bile produced by the liver?

    <p>Gall bladder</p> Signup and view all the answers

    In which part of the digestive system does the mechanical and chemical breakdown of food occur?

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

    Which gland has ducts that open into the mouth vestibule?

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

    Where are the taste buds located?

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

    Which teeth start to replace the deciduous teeth at around age 6?

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

    What muscles are responsible for tongue protrusion outside the mouth?

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

    What is the function of the orbicularis oris muscle?

    <p>Closing the lips</p> Signup and view all the answers

    Which glands have ducts that open into the oral cavity proper?

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

    What is the function of lingual nerve?

    <p>Taste sensation</p> Signup and view all the answers

    At what age do deciduous teeth start to erupt?

    <p>$6$ months</p> Signup and view all the answers

    Where does the posterior opening of the mouth connect with?

    <p>$Oropharynx</p> Signup and view all the answers

    Which gland produces mucous secretion?

    <p>Sublingual gland</p> Signup and view all the answers

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