Dental Casting and Die Requirements Quiz
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Questions and Answers

What is the die in dental casting?

  • The replica of the dental arch
  • The replica of the unprepared teeth
  • The negative reproduction of the prepared tooth
  • The positive reproduction of the prepared tooth (correct)

What is a key requirement for the working cast in dental casting?

  • Do not reproduce unprepared tooth surfaces
  • Reproduce both prepared and unprepared tooth surfaces (correct)
  • Only reproduce prepared tooth surfaces
  • Reproduce adjacent unprepared teeth with voids

What should be reproduced in the working cast for a fixed prosthesis?

  • Only edentulous spaces
  • Only residual ridge contours
  • Only relevant soft tissues
  • Relevant soft tissues, edentulous spaces, and residual ridge contours (correct)

What is a key requirement for the die in a fixed restoration?

<p>Reproduce the prepared tooth exactly (A)</p> Signup and view all the answers

Why must all surfaces of any teeth involved in anterior guidance and the occlusal surfaces of unprepared teeth allow for precise articulation of the opposing casts?

<p>To ensure proper alignment and function (C)</p> Signup and view all the answers

What is a key requirement for the die in a fixed restoration?

<p>Reproduce the prepared tooth exactly (C)</p> Signup and view all the answers

Why must the unprepared teeth immediately adjacent to the preparation be free of voids in the working cast?

<p>To prevent inaccuracies in the articulation of the opposing casts (C)</p> Signup and view all the answers

What must the working cast reproduce in addition to the prepared teeth?

<p>All relevant soft tissues (B)</p> Signup and view all the answers

Why is it important for the cast to reproduce both prepared and unprepared tooth surfaces?

<p>To ensure accurate articulation of the opposing casts (C)</p> Signup and view all the answers

What should the die for the fixed restoration accurately reproduce?

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

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