Types of Gingival Fibers Function

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Questions and Answers

What is the function of gingival fibers in relation to the tooth?

  • Synthesize melanin
  • Act as antigen-presenting cells
  • Stabilize the attached gingiva to the alveolar process (correct)
  • Provide color to the gingiva

Which type of collagen fibers are commonly found in the gingiva?

  • Type IV (correct)
  • Type VI
  • Type IX
  • Type II

What is the main component of human gingival connective tissue by volume?

  • Matrix
  • Collagen fibers (correct)
  • Nerves
  • Vessels

Which type of cells are responsible for communication with the immune system in the gingiva?

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

What is the function of gingival fibers related to the epithelial seal?

<p>Maintain the epithelial seal to the tooth (B)</p> Signup and view all the answers

In which layer of the gingival epithelium are Merkel cells usually found?

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

What is the function of semicircular fibers in the gingiva?

<p>Attach at the proximal surface of a tooth and go around the facial or lingual marginal gingiva (C)</p> Signup and view all the answers

Which cells are derived from undifferentiated mesenchymal cells in the gingival connective tissue?

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

What do mast cells produce in the gingival connective tissue?

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

Which of the following is a source of blood supply to the gingiva?

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

What is a characteristic feature of fibroblasts in the gingival connective tissue?

<p>Prominent golgi apparatus and rough endoplasmic reticulum (C)</p> Signup and view all the answers

Which type of cells play a vital role in the development, maintenance, and repair of the gingival connective tissue?

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

What is the primary function of the dentogingival group of gingival fibers?

<p>To provide gingival support (B)</p> Signup and view all the answers

Which group of gingival fibers surrounds the teeth in a ring-like fashion?

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

What is the primary function of the transseptal fibers?

<p>To help maintain the relationship of adjacent teeth and protect interproximal bone (A)</p> Signup and view all the answers

Which group of gingival fibers arises from the alveolar crest and inserts coronally into the lamina propria of the gingiva?

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

What is the primary function of the dentoperiosteal group of gingival fibers?

<p>To anchor the tooth to the bone and protect the periodontal ligament (C)</p> Signup and view all the answers

Which of the following gingival fiber groups is responsible for maintaining the contour of the marginal gingiva?

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

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