Support for the Distal Extension Denture Base

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Questions and Answers

Which type of support is obtained by occlusal rests when abutment teeth are available at both ends of the denture base?

  • Mucosa support
  • Tooth support (correct)
  • Bone support
  • Mixed support

In distal extensions partial denture (PD), what components are necessary in a class III PD?

  • Support provided by retainers, connectors, and occlusal rests
  • Support provided by clasps, connectors, and rests
  • Support provided by rests, connectors, and retainers (correct)
  • Support provided by clasps, occlusal rests, and connectors

What is the classification of support according to Cradock?

  • Dental support (TEETH) (correct)
  • Muscle support (MUSCLES)
  • Salivary support (SALIVA)
  • Bone support (ALVEOLAR BONE)

What type of impression is needed to record the anatomic form of the teeth and residual ridge in a tooth-borne removable partial denture (RPD)?

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

Why does distal extensions PD not have the advantage of total tooth support?

<p>Due to posterior tissue support and anterior tooth support in bilateral free end saddle. (B)</p> Signup and view all the answers

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