Flowable Composites in Dentistry
18 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the main advantage of flowable composites?

  • Decreased adaptability
  • Increased mechanical properties
  • Increased adaptability (correct)
  • Decreased elasticity
  • Which type of resin matrix is utilized in silorane resin composites?

  • Urethane resin matrix
  • Regular methyl methacrylate resin matrix
  • Polycarbonate resin matrix
  • Silorane resin matrix (correct)
  • What is the purpose of using a liner/base of flowable composites under other composites?

  • To decrease adaptability
  • To increase adaptability
  • To provide a hard layer
  • To provide an elastic layer to absorb shrinkage stresses (correct)
  • Which technique of polymerization is associated with using light to cure the composite material?

    <p>Light cure composite</p> Signup and view all the answers

    What distinguishes bulk-fill composites from incrementally packed composites?

    <p>Bulk-fill composites are filled in one go, while incrementally packed composites are built up incrementally</p> Signup and view all the answers

    Which resin composite type has superior wettability and adaptation compared to conventional methacrylate resins?

    <p>Silorane resin composite</p> Signup and view all the answers

    Which type of composites is characterized by having small filler size but low mechanical properties due to high resin content?

    <p>Microfilled composites</p> Signup and view all the answers

    What is a key advantage of packable composites?

    <p>Good fracture resistance from large particle size</p> Signup and view all the answers

    What distinguishes packable composites from flowable composites?

    <p>High filler loading and large particle size</p> Signup and view all the answers

    What is the main drawback of packable composites according to the text?

    <p>Poor adaptation to cavity walls</p> Signup and view all the answers

    Which type of composites have a filler size below the wavelength range of visible light?

    <p>Nanofilled composites</p> Signup and view all the answers

    What advantage do hybrid composites offer over microfilled composites?

    <p>Improved esthetics combined with satisfactory mechanical properties</p> Signup and view all the answers

    What type of filler loading enhances the mechanical properties of a composite?

    <p>Increased filler loading with very small particles</p> Signup and view all the answers

    Why is it difficult to load a composite with a large amount of small filler?

    <p>It increases the surface area causing a marked increase in viscosity</p> Signup and view all the answers

    What is the function of a coupling agent in a composite material?

    <p>Bind the filler particles to the organic resin matrix</p> Signup and view all the answers

    What is the role of the organo-silane used as a coupling agent?

    <p>Bind the filler particles and copolymerize with the matrix monomers</p> Signup and view all the answers

    What type of composites are non-polishable due to their composition?

    <p>Macrofilled composites</p> Signup and view all the answers

    Which classification of resin composites includes nanofilled composites?

    <p>Nanofilled composites</p> Signup and view all the answers

    Use Quizgecko on...
    Browser
    Browser