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Chapter 47

Dental Materials

TermDefinition
Anatomic portion The structural portion of a dental model created from the alginate impression
Articulator Dental laboratory device that stimulates mandibular and temporomandibular joint movement when models of the dental arches are attached to it
Crystalization Chemical process in which crystals form a structure
Die An accurate replica of the prepared portion of a tooth used in the laboratory during the fabrication of a cast restoration
Dihydrate Related to gypsum products and indicating two parts of water to one part of calcium sulfate
Dimensionally stable Resistant to change in width, height, and length
Face bow Portion of articulator used to measure the upper teeth compared with the temporomandibular joint
Gypsum Mineral used in the formation of plaster of Paris and stone
Hemihydrate Removal of water to become one-half part water to one part of calcium sulfate, forming the powder product of gypsum
Homogenous Having a uniform quality of consistency throughout
Lathe Machine used for cutting or polishing dental appliances
Model Replica of the maxillary and mandibular arches from and impression
Monomer A molecule that, when combined with other molecules, forms a ploymer
Polymer Compound of many molecules
Slurry Mixture of gypsum and water used in the finishing of models
Volatile Substance that can evaporate easily and is very accesible
Created by: ogracehunter
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