Cell Multiplication and Neoplasia in Glands Quiz
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Questions and Answers

What is the term for a malignant neoplasm derived from glandular epithelium?

  • Fibrosarcoma
  • Adenocarcinoma (correct)
  • Melanoma
  • Osteosarcoma
  • In cystic fibrosis, what mutation prevents the molecule CFTR from reaching the apical membrane of the cell?

  • Mutation in the CFTR gene (correct)
  • Mutation in the insulin gene
  • Mutation in the estrogen receptor gene
  • Mutation in the androgen receptor gene
  • Where does stratified cuboidal epithelium occur in the human body?

  • Corneal epithelium
  • Alveolar epithelium
  • Ducts of sweat glands (correct)
  • Intestinal lining
  • Which type of glands secrete their products directly into blood or lymphatic vessels?

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

    What is the main characteristic that distinguishes exocrine glands from endocrine glands?

    <p>Presence or absence of a duct system</p> Signup and view all the answers

    Which glandular cells release their secretions directly onto the surface epithelium?

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

    Which type of glands have cells that remain within the wall of the organ or migrate to a distant area?

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

    How are glandular cells usually arranged around a profuse blood supply?

    <p>As cords, follicles, or clusters</p> Signup and view all the answers

    Which type of cells release gastrin into the gastric pits of the stomach?

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

    What is the function of acinar cells in mixed exocrine and endocrine glands like the pancreas?

    <p>Release digestive enzyme precursors into ducts</p> Signup and view all the answers

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