Histogenesis in Dental Development
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Questions and Answers

What is the primary function of the ameloblasts after enamel formation?

  • Proliferate and form the epithelial plug over the erupting tooth
  • Secrete primary enamel cuticle and develop hemidesmosomes (correct)
  • Secrete secondary enamel cuticle and develop focal adhesions
  • Secrete desmolytic enzymes and initiate tooth eruption

    • What causes the degeneration of the connective tissue between the reduced enamel epithelium and the oral epithelium?

  • Secretion of collagenases by the ameloblasts
  • Cell death in the middle of the epithelial plug
  • Secretion of desmolytic enzymes by the reduced enamel epithelium (correct)
  • Proliferation of the basal layer of oral epithelium

    • What is the purpose of the epithelial plug formation during tooth eruption?

  • To prevent hemorrhage during the eruption of the tooth (correct)
  • To facilitate the attachment of the reduced enamel epithelium to the enamel surface
  • To replace the reduced enamel epithelium with oral epithelium
  • To secrete desmolytic enzymes for connective tissue degeneration

    • What is the name given to the reduced enamel epithelium after the tip of the crown appears in the oral cavity?

    <p>Primary attachment epithelium</p> Signup and view all the answers

    What is the shallow groove present between the tooth and the gingiva called after the tip of the crown appears in the oral cavity?

    <p>Gingival sulcus</p> Signup and view all the answers

    What is the primary attachment epithelium replaced by, and what is the new attachment called?

    <p>Oral epithelium, called the secondary attachment epithelium</p> Signup and view all the answers

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