Preclinical Prosthodontics Special Tray Requirements Quiz

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Questions and Answers

Why is relief wax adapted over certain areas in maxilla during impression making?

  • To create a barrier between the tray and the tissues
  • To apply pressure on the relief areas for accurate impression
  • To prevent excessive pressure on relief areas and record tissues in anatomical rest (correct)
  • To avoid recording relief tissues in a state of anatomical rest

In what situations may relief be required without pressure during impression making?

  • Flabby ridge, sharp mylohyoid ridges, sharp glenoid tubercles (correct)
  • Bony spicules, healthy maxillary arch, flabby ridge
  • Healthy maxillary arch, sharp glenoid tubercles, bony spicules
  • Sharp mylohyoid ridges, areas with mucosal covering, healthy maxillary arch

What is the purpose of adapting relief wax over the relief area markings of the cast?

  • To create additional pressure on relief areas
  • To minimize the need for anatomical rest recording
  • To prevent excessive pressure on relief areas during impression making (correct)
  • To ensure direct contact between tray and tissues

When should relief material be adapted over certain areas in maxilla during impression making?

<p>Irrespective of the impression material used (D)</p> Signup and view all the answers

What does applying relief wax help to prevent during impression making?

<p>Excessive pressure on specific areas (C)</p> Signup and view all the answers

True or false: Relief wax should be adapted over the relief area markings of the cast irrespective of the impression material.

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

True or false: Relief is given to prevent the tray from exerting excessive pressure on certain areas during impression making.

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

True or false: The relief material should not be adapted over the relief area markings of the cast.

<p>False (B)</p> Signup and view all the answers

True or false: Relief may be required for abnormal clinical situations that should be recorded under pressure, such as flabby ridge, sharp mylohyoid ridges, sharp glenoid tubercles, and areas with the mucosal covering.

<p>False (B)</p> Signup and view all the answers

True or false: The relief wax should be adapted only over the area where the relief wax was not adapted and the tray directly contacts the tissues.

<p>False (B)</p> Signup and view all the answers

True or false: Relief wax should always be adapted over the relief area markings of the cast, irrespective of the impression material.

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

True or false: Relief is given to prevent the tray from exerting excessive pressure on certain areas during impression making.

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

True or false: The relief material should be adapted only over the areas where the relief wax was not adapted and the tray directly contacts the tissues.

<p>False (B)</p> Signup and view all the answers

True or false: Relief may be required for abnormal clinical situations that should be recorded without pressure, such as flabby ridge, sharp mylohyoid ridges, sharp glenoid tubercles, and areas with mucosal covering.

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

True or false: The relief material should not be adapted over the relief area markings of the cast.

<p>False (B)</p> Signup and view all the answers

Flashcards

Why use relief wax in maxilla?

To prevent excessive pressure on relief areas and record tissues in anatomical rest during impression making.

Relief without pressure: when?

Flabby ridge, sharp mylohyoid ridges, sharp glenoid tubercles are situations where relief may be required without pressure during impression making

Purpose of relief wax on cast?

To prevent excessive pressure on relief areas during impression making.

When to adapt relief material?

Irrespective of the impression material used, relief material should be adapted over certain areas in maxilla during impression making.

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What does relief wax prevent?

Applying relief wax helps to prevent excessive pressure on specific areas.

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Relief wax placement: true or false?

Relief wax should be adapted over the relief area markings of the cast irrespective of the impression material.

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Why is relief given?

Relief is given to prevent the tray from exerting excessive pressure on certain areas during impression making.

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When is relief required?

Relief may be required for abnormal clinical situations that should be recorded without pressure, such as flabby ridge, sharp mylohyoid ridges, sharp glenoid tubercles, and areas with mucosal covering.

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