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Dental Materials
Key Terms Mod 4 Session 9 Matching
| Question | Answer |
|---|---|
| Provisional | Temporary crown or bridge made to protect the prepared tooth or teeth while the permanent crown or bridge is being made. |
| Fabrication | The process of being made or constructed. |
| Direct Technique | A restoration made directly in the mouth. |
| Indirect Technique | A restoration made at a lab. |
| Margin | Junction where provisional meets the tooth structure. |
| Stent | Any material used to make a mold of an original contour. |
| Contour | The overall shape or form of the original tooth structure. |
| Embrasure | The V-shaped space formed by the contour and position of adjacent teeth. |
| Dual-curing process | A process in which the material begins to harden through self-curing and then requires a final cure with a visible light unit. |
| Self-curing process | The hardening or setting process when two chemical materials are mixed. |
| Green stone | A stone used for finishing the edges of a provisional, to make sure all jagged edges are smoothened. |
| Crimping | The act of placing folds, or waves into a material. |
| Mesiodistal measurement | The measurement used to measure the dimentional distance from mesial to distal. |
| Methacrylate | Acrylic or plastic, most often mixed as a powder/liquid system, self-cured, fracture resistant, and easily polished. |
| Bis-GMA | A composite provisional restorative material , has a good marginal fit, good ability to be polished, and a very low exothermic reaction. |
| Contouring pliers | Used to smooth the aluminum crown and contour it so that it is wider at the proximal contact and more narrow at the gingiva. |
| Preformed crown | Pre-made come in different shapes and sizes, are used for single unit temporary crowns only. |
| Aluminum provisional crown | Aluminum shell crowns available only for posterior teeth where aesthetics is not a concern. |
| Celloid provisional crown | Clear shells cut to fit the tooth shape and height, used for premolars and anterior teeth. |