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Questions and Answers

What is characteristic of simple glands?

  • They have multiple secretory units that converge into larger ducts
  • Their ducts do not branch (correct)
  • They always produce serous secretions
  • Their secretory portion is always coiled
  • What type of glands have saclike secretory portions?

  • Tubular glands
  • Branched acinar glands
  • Acinar glands (correct)
  • Coiled tubular glands
  • Which glands have several elongated, coiled secretory units and their ducts converge to form larger ducts?

  • Simple coiled tubular glands
  • Simple tubular glands
  • Compound tubuloacinar glands (correct)
  • Branched acinar glands
  • What is an example of a simple coiled tubular gland?

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

    Which glands have pure serous acini?

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

    What is characteristic of mixed glands?

    <p>They contain both serous and mucous acini</p> Signup and view all the answers

    Which glands have multiple saclike secretory units with small ducts converge at a larger duct?

    <p>Compound acinar glands</p> Signup and view all the answers

    What is the characteristic of branched acinar glands?

    <p>They have multiple secretory units that converge into larger ducts</p> Signup and view all the answers

    What is the opposite of exocytosis?

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

    What is the purpose of the Golgi apparatus in cellular secretion?

    <p>To add sugars to proteins and lipids (Glycosylation)</p> Signup and view all the answers

    What is the function of the cis face of the Golgi apparatus?

    <p>Incoming transport vesicle</p> Signup and view all the answers

    What occurs at the trans face of the Golgi apparatus?

    <p>Outgoing secretory vesicle</p> Signup and view all the answers

    What is the term for the permanent plasma membrane structures involved in exocytosis?

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

    What is the term for the process in which material is transported across a cell?

    <p>Transepithelial transport</p> Signup and view all the answers

    What is the function of condensation of contents in the Golgi apparatus?

    <p>Packaging of contents</p> Signup and view all the answers

    What type of nerve releases Ach that joins to receptors on adrenal medulla?

    <p>Splanchnic nerve of the sympathetic N.S.</p> Signup and view all the answers

    What is the fate of most Golgi products?

    <p>They are extruded in secretory vesicles</p> Signup and view all the answers

    Which hormone stimulates the secretion of thyroxin from the thyroid gland?

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

    What type of gland is the pancreas?

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

    What is the main mechanism controlling the secretion of Parathyroid Hormone (PTH)?

    <p>Negative feedback chemical mechanism</p> Signup and view all the answers

    What is the function of the acinar cells in the pancreas?

    <p>Secreting digestive enzymes</p> Signup and view all the answers

    What is the process by which proteins and lipids are processed in the Golgi?

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

    What is the name of the endocrine portion of the pancreas?

    <p>Islets of Langerhans</p> Signup and view all the answers

    What is the term for the process by which glands secrete their products?

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

    What type of cells are predominant in the Submandibular Salivary Glands?

    <p>Dense serous cells</p> Signup and view all the answers

    What is the main division of epithelia?

    <p>Covering and secretory</p> Signup and view all the answers

    What is the name of the ducts that open immediately posterior to the teeth, either side of the lingual frenulum?

    <p>Wharton's ducts</p> Signup and view all the answers

    What type of glands secrete to the body surface or gut via duct systems?

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

    What is the shape of the mucous cells in the Sublingual Salivary Glands?

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

    What is the characteristic of glands that maintain a connection with the surface epithelium?

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

    What is the function of the secretion produced by the Sublingual Salivary Glands?

    <p>Buffering and lubrication</p> Signup and view all the answers

    What is the name of the glands that are located in the floor of the mouth, within the mandibular groove?

    <p>Submandibular Salivary Glands</p> Signup and view all the answers

    What is the characteristic of glands that lose their connection with the surface epithelium?

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

    What is the characteristic of the serous cells in the Submandibular Salivary Glands?

    <p>They are dense and form acini and serous demilunes</p> Signup and view all the answers

    What is the function of the duct system in glands?

    <p>To transport secretions to the surface</p> Signup and view all the answers

    How do epithelial cells form glands during fetal development?

    <p>By proliferating and penetrating the underlying connective tissue</p> Signup and view all the answers

    What is the name of the ducts that are associated with the Sublingual Salivary Glands?

    <p>Rivinus' ducts</p> Signup and view all the answers

    What is the type of secretion produced by the Submandibular Salivary Glands?

    <p>Glycoprotein-rich secretion</p> Signup and view all the answers

    What is the characteristic of endocrine glands?

    <p>They secrete hormones into the bloodstream</p> Signup and view all the answers

    How are the cells of endocrine glands arranged?

    <p>In cords and follicles with lumens</p> Signup and view all the answers

    What is the function of the secretory part of glands?

    <p>To store secretory products</p> Signup and view all the answers

    How are glands classified?

    <p>By their structure and the mode of secretion</p> Signup and view all the answers

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