BDS11002 Wound Healing and Regeneration in Periodontics
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Questions and Answers

Which term refers to the reattachment of the gingiva to areas from which it was mechanically removed?

  • Regeneration
  • Repair
  • Healing
  • Reattachment (correct)

What is the ideal and desired outcome of periodontal therapy?

  • Repair
  • Healing
  • Regeneration (correct)
  • Reattachment

Which term refers to the reproduction or reconstruction of a lost or injured part in such a way that the architecture and function of the lost tissues are completely restored?

  • Reattachment
  • Healing
  • Repair
  • Regeneration (correct)

During inflammatory periodontal diseases, which part of the periodontium undergoes detrimental changes that undermine its structural integrity?

<p>Alveolar bone (B)</p> Signup and view all the answers

Which type of healing occurs when tissue repair does not fully restore the architecture or the function of the part?

<p>Repair (A)</p> Signup and view all the answers

What is the term for healing by tissue that does not fully restore the architecture or the function of the part?

<p>Repair (A)</p> Signup and view all the answers

In which process are newly generated fibers embedded in new cementum on a portion of the root that was uncovered by disease?

<p>New attachment (C)</p> Signup and view all the answers

What is the process whereby tissues repair themselves after injury?

<p>Healing (B)</p> Signup and view all the answers

What happens to the periodontium during inflammatory periodontal diseases?

<p>Undergoes detrimental changes (D)</p> Signup and view all the answers

What is the term for reproduction or reconstruction of a lost or injured part in a way that completely restores its architecture and function?

<p>Regeneration (D)</p> Signup and view all the answers

What is the main focus of periodontal therapy?

<p>Regeneration (C)</p> Signup and view all the answers

What is the term for healing by tissue that fully restores the architecture and function of the part?

<p>Regeneration (D)</p> Signup and view all the answers

Which type of wound healing involves wounds that are left to heal without approximating the edges?

<p>Healing by second intention (D)</p> Signup and view all the answers

During which phase of wound healing do macrophages dominate the wound and promote healing through the release of growth factors?

<p>Granulation phase (D)</p> Signup and view all the answers

What is the main function of the blood clot formed during wound healing?

<p>To temporarily protect the denuded tissue (D)</p> Signup and view all the answers

Which factor plays a crucial role in determining whether damaged tissues heal by regeneration or repair?

<p>The availability of necessary cell types and cues (B)</p> Signup and view all the answers

In periodontal regeneration, what does surgical periodontal therapy aim to achieve?

<p>Control microbial periodontal infection (A)</p> Signup and view all the answers

Which phase of healing involves the replacement of the provisional ECM with a new collagen‐rich matrix?

<p>Maturation phase (A)</p> Signup and view all the answers

What is the main purpose of nonsurgical periodontal therapy?

<p>Control microbial periodontal infection (D)</p> Signup and view all the answers

What is the challenge in periodontal wound healing due to the transgingival position of the tooth?

<p>&quot;Bacterial load&quot; causing variable therapeutic outcomes (D)</p> Signup and view all the answers

"New bone deposition starts to occur from days 10–21." During which phase of healing does this occur?

<p>Maturation phase (B)</p> Signup and view all the answers

What plays a crucial role in determining whether damaged tissues heal by regeneration or repair?

<p>Presence or absence of cues necessary to recruit cells for healing (C)</p> Signup and view all the answers

What is the aim of regenerative periodontal therapy?

<p>Restore lost periodontium or supporting tissues, and form new alveolar bone, cementum, and periodontal ligaments (B)</p> Signup and view all the answers

Which factor induces recruitment, osteogenic differentiation of mesenchymal stem cells, and mineralization?

<p>BMP-2 (B)</p> Signup and view all the answers

What is the main biological effect of BMP-12?

<p>Induces expression of tendon- and ligament-specific genes (C)</p> Signup and view all the answers

Which growth factor induces cell proliferation, cell adhesion, angiogenesis, cementogenesis, osteogenesis, and extracellular matrix production?

<p>EMD (D)</p> Signup and view all the answers

What is the main biological effect of IGF-I/-II?

<p>Induces osteoblast proliferation and collagen production (D)</p> Signup and view all the answers

What is the effect of TGF-β on bone-forming cells?

<p>Chemotaxis and survival (C)</p> Signup and view all the answers

What is the assessment method used to determine periodontal regeneration through direct visualization of the tissues?

<p>Re‐entry surgery (C)</p> Signup and view all the answers

According to the text, what does GTR stand for in the context of periodontal regeneration?

<p>Guided Tissue Regeneration (A)</p> Signup and view all the answers

Which factor is known for inducing mitogenesis and migration of endothelial cells?

<p>BMP-2 (D)</p> Signup and view all the answers

What is the primary advantage of resorbable membranes over non-resorbable membranes in regenerative procedures?

<p>Elimination of a second surgery (C)</p> Signup and view all the answers

Which biological effect is induced by EGF in the context of regenerative procedures?

<p>Epithelial migration and proliferation (A)</p> Signup and view all the answers

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