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Terminology
Term | Definition |
---|---|
Calculus | Plaque adhered to tooth structure that becomes mineralized by calcium and phosphate salts from saliva |
Clinical Crown | That portion of the tooth that is visible in the oral cavity |
Coronal | Technique to remove plaque and stains from the coronal surfaces of the teeth |
Endogenous Stains | Stains developed from within the structure of the tooth |
Exogenous Stains | Stains that occur on the external surfaces of the teeth that may be removed by polishing |
Extrinsic Stains | Stains that occur on the external surfaces on the teeth that may be removed by polishing |
Fulcrum | Finger rest used when an instrument or handpiece is held for a specified time |
Intrinsic Stains | Stains that occur within the tooth structure that may not be removed by polishing |
Nasmyth's Membrane | Residue from epithelial tissue on the crowns of newly erupted teeth that may become extrinsically stained |
Oral Prophylaxis | The complete removal of calculus, debris, stain, and plaque from the teeth |
Prophy Paste | Commercial premixed abrasive paste used for polishing teeth and restorations |
Rubber Cup Polishing | Technique that is used to remove plaque and stains from the coronal surfaces of the teeth |
Acrylate | Chemical agent composed of acrylic acid and methacrylic acid |
Dental Sealant | Thin coating applied to the occlusal pits and fissures of teeth to prevent decay |
Filled Resin | Sealant material that contains filler particles |
Light-Cured | Type of material that is polymerized by a curing light |
Microabrasion (Air Abrasion) | Technique used to prepare the enamel surface of a tooth before sealant placement |
Microleakage | Microscopic passage of bacteria and oral fluids at the border of the tooth structure and the sealant or restoration |
Polymerization | Chemical reaction of molecules changing from a simple chemical into another substance |
Sealant Retention | Sealant firmly adhering to the tooth surface |
Self-Cured | Type of material that is polymerized by chemical reactions |
Unfilled Resin | Sealant material that does not contain filler particles |