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Mod 4 Key Terms 2

Chapters 36 & 37

QuestionAnswer
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.
Created by: mgarrett