Unit 315 - Management of oral health diseases and dental procedures 5

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1. What is the purpose of a bridge?

  • To protect a prepared tooth
  • To restore an existing crown
  • To replace missing teeth
  • To cover the labial surface of teeth
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2. What is a disadvantage of calcium hydroxide as a lining material?

  • Difficult to mix
  • High solubility
  • Seals the pulp from residual caries bacteria
  • Prevents secondary dentine from being laid down

3. When making complete and partial removable prosthesis, which stage is first?

  • Fit
  • First impressions
  • Try-in
  • Bite registration

4. What is a disadvantage of etchant?

  • Unhygienic application
  • Excessive demineralisation can occur
  • Does not dry
  • Unstable composition

5. What is the purpose of a temporary crown?

  • To replace a missing tooth
  • To protect a prepared tooth
  • To restore an existing crown
  • None of the them

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