click below
click below
Normal Size Small Size show me how
Mod 4 Key Terms 2
Chapters 36 & 37
| Question | Answer |
|---|---|
| Imbibition | The process of absorbing water, causing swelling. |
| Impression | A negative replica of a person's teeth and oral structures into which dental plaster or stone is poured to make a positive replica of the patient's dentition. |
| Polymerization | A chemical process that causes two materials to harden together. |
| Sol | A viscous liquid whose particles become attached to each other, forming a loose mass. |
| Syneresis | The process of contracting and shrinking with time as a result of losing water. |
| Viscosity | The property of a material that causes it to flow or not flow easily. |
| Wettability | The capacity of a material to flow over a surface and capture all irregularities. |
| Anatomic portion | The portion of a model that includes the teeth and oral structures. |
| Articulator | A device used to reproduce the patient's jaw movements. |
| Aseptic | Free from contamination by disease-producing microorganisms. |
| Centric occlusion | The position of the mandible when the teeth are biting fully together. |
| Facebow | Part of and articulator that is used to record the relationship of the maxillary arch to the horizontal axis rotation of the mandible. |
| Gypsum | Materials used to create diagnostic cast models of a patient's maxillary or mandibular arch. |
| Lathe | A rotary machine used during grinding, finishing, and polishing procedures. |
| Model trimmer | A machine used to grind and contour gypsum cast models. |
| Prostheses | Artificial replacements for teeth and other oral structures. |
| Unit dose concept | Prevents contamination of bulk supplies by dispensing only enough to complete the procedure. |