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Dental assistant
midterm
Question | Answer |
---|---|
know if alginate is a reversible or irreversible hydrocolloid. | irreversible hydrocolloid. |
know how hot water effects gypsum products. | hot water makes it dry faster |
know what a mixture of alloys triturated with mercury is. | Amalgam |
know your filling classifications. | Class I - pit and fissure caries (anterior or posterior teeth) Class II - approximal surfaces of posterior teeth Class III - approximal surfaces of anterior teeth without incisal edge involvement Class IV - approximal surfaces of anterior teeth with in |
know what type of matrix systems are used for different filling classifications. | matrix systems, matrix bands and other configurations, but they are all designed to be placed between the tooth being restored and the adjacent tooth to help create the outside contour of the restorative material. |