Requirements of a Clasp Assembly in Preclinical Prosthodontics IV

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What component provides the greatest resistance to apical displacement in a clasp assembly?

Rest

Which quality of a clasp assembly resists displacement of a prosthesis in an apical direction?

Stability

What is the main function of a properly prepared rest seat?

Resist displacement toward the abutments

Where are rest seats primarily located?

<p>Occlusal surfaces of premolars &amp; molars</p> Signup and view all the answers

What do rest seats transmit parallel to the long axes of the abutments?

<p>Functional forces</p> Signup and view all the answers

In order to achieve effective support, what is essential for the rest?

<p>Positively seated in a prepared rest seat</p> Signup and view all the answers

What is the quality of a clasp assembly that resists displacement of a prosthesis in a horizontal direction?

<p>Stability</p> Signup and view all the answers

Which component does not effectively contribute to the stability of a prosthesis within a clasp assembly?

<p>Retentive clasp terminus</p> Signup and view all the answers

Where should the reciprocal clasp arm ideally be located on the lingual surface of the abutment?

<p>Near the junction of the middle &amp; gingival thirds of the tooth</p> Signup and view all the answers

What quality of a clasp assembly counteracts lateral displacement of an abutment when the retentive clasp terminus passes over the height of contour?

<p>Reciprocation</p> Signup and view all the answers

Why must lateral forces be offset by components of a clasp assembly?

<p>To prevent harm to periodontal tissues</p> Signup and view all the answers

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