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Denture Retention and Surface Quiz

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Questions and Answers

Which surface of a denture is in contact with the lips, cheeks, and tongue?

Polished surface (correct)
Occlusal surface
Impression surface
Lingual surface

What is the function of the buccinators muscle described by Craddock?

To provide structural support to the dentures
To improve speech clarity
To aid in chewing food
To seat both dentures on their basal seats (correct)

How should the lingual surfaces of the lingual flanges slope for a proper border seal on the lingual side of the denture?

Perpendicular to the occlusal plane
Toward the center of the mouth (correct)
Parallel to the occlusal plane
Away from the center of the mouth

What is retention in relation to dentures?

<p>The quality that resists movement away from the tissue (C)</p> Signup and view all the answers

Which part of a denture has its shape determined by the impression?

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

Flashcards

Denture surface touching lips, cheeks, and tongue

The polished surface of a denture.

Buccinators muscle function (Craddock)

It helps seat dentures on their bases.

Lingual flange slope for a seal

The lingual flanges of a denture should slope inwards to create a proper border seal.

Denture retention

Resistance to movement of the denture away from tissue.

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Denture impression-affected part

The impression surface of the denture is shaped by the impression.