RESD - Cusp-Fossa Word Scramble
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Question | Answer |
Maxillary Functional Cusp | Lingual |
Mandibular Functional Cusp | Buccal |
Definition of a Functional Cusp | Cusp that lands in a functional fossa |
What % of the population has ideal Cusp-Fossa relationships? What type of relationship does most of the population have? | 5%, Rest are cusp-marginal ridge |
2 Reasons that Cusp-Fossa is ideal | 1) Occlusal forces are near the center of the tooth 2) Less food impaction |
What are the two other names for the Functional cusp? | 1. Working 2. Supporting |
What is the other name for the non-Functional cusp? | Guiding cusp |
What does FOA stand for? | Functional Outer Aspect |
What is the FOA? | The outer 1-2 mm of the supporting cusp that makes contact with the guiding inclines of the guiding cusps of the opposing teeth when in occlusion |
Where are the FOA contacts - A, B, and/or C? | A and C |
What is doing the work in a cusp-fossa relationship, the tip or the ridges? | Cusp Ridges! |
What is disclusion? | The prevention of contact on either working or non-working sides during excursive movement |
Does wax shrink or expand? | Shrinks! |
Created by:
janygb143
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