Periodontium Preservation Quiz

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Questions and Answers

Which factor is NOT involved in periodontium preservation according to the lecture outlines?

  • Crown and root angulation
  • Tooth color (correct)
  • Root form
  • Crown form

What is the significance of proper tooth arrangement in relation to the periodontium?

  • Affects the speech clarity
  • Improves the tooth color
  • Enhances the taste of food
  • Affects the periodontium (correct)

Which part is NOT included in the periodontium?

  • PDL
  • Enamel (correct)
  • Gingiva
  • Cementum

What are the direct factors related to periodontium preservation mentioned in the lecture outlines?

<p>Curvature of cervical line and tooth angulation (C)</p> Signup and view all the answers

What is the function of the embrasures in relation to the teeth?

<p>Act as spillways (D)</p> Signup and view all the answers

What is the significance of the proximal maximal contour of the crown?

<p>It governs the design of the interproximal form and size of the embrasure. (D)</p> Signup and view all the answers

Where is the proximal maximal contour located in posterior teeth?

<p>Middle third of the crown (B)</p> Signup and view all the answers

Which factor directly influences the size of embrasure and interproximal space?

<p>Proximal maximal contour of the crown (B)</p> Signup and view all the answers

What is responsible for the development of interproximal form and proximal contact of adjacent crowns?

<p>Proximal maximal contour of the crown (D)</p> Signup and view all the answers

Where is the proximal maximal contour located in anterior teeth?

<p>Incisal third of the crown (A)</p> Signup and view all the answers

What is the assumed relationship between the specific form of the teeth and their arrangement?

<p>They are related to incising or crushing food without causing damage to their supporting tissues (D)</p> Signup and view all the answers

What is included in the system of attachment known as the periodontium?

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

Which indirect factor plays a role in the preservation of the periodontium?

<p>Self-cleansing ability of teeth (C)</p> Signup and view all the answers

What is the significance of proper tooth arrangement in relation to the periodontium?

<p>It affects the stability and health of the periodontium (C)</p> Signup and view all the answers

Which factor directly influences the size of embrasures and interproximal space?

<p>Curvature of cervical line (D)</p> Signup and view all the answers

What is the significance of the proximal maximal contour of the crown?

<p>It governs the design of the interproximal form and is inversely proportional to the extent of proximal contact relation. (C)</p> Signup and view all the answers

Where is the proximal maximal contour located in posterior teeth?

<p>In the middle third of the crown due to occlusal reduction of mesiodistal diameter at the occlusal and cervical thirds. (D)</p> Signup and view all the answers

What factor directly influences the size of embrasure and interproximal space?

<p>Proximal maximal contour of the crown (D)</p> Signup and view all the answers

Which part is responsible for the development of interproximal form, including embrasure, interproximal space, and proximal contact of adjacent crowns?

<p>Proximal maximal contour of the crown (D)</p> Signup and view all the answers

What is responsible for the angulations of the crown of lower posterior teeth?

<p>Lingual angulations of the crown (B)</p> Signup and view all the answers

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