UNIT 315 AND 313 DENTAL NURSING questions with correct answers
Black's classification 1 - Answer Single surface filling in a pit or fissure. Black's classification 2 - Answer 2 or more surfaces (occlusal and mesial, distal, lingual in posterior teeth) Black's Classification 3 - Answer Single surface on anterior teeth. Mesial or distal but not including Incisal edge Black's Classification 4 - Answer Two surface of anterior teeth - mesial or distal plus incisal edge Black's Classification 5 - Answer Any cavity on the neck of the tooth (cervical margin) Black's Classification 6 - Answer Located in cusps of posterior teeth What is an enamel chisel used for? - Answer Removing unsupported enamel What does calcium hydroxide do? - Answer Promotes secondary dentine formation What can zinc oxide and Eugenol be used for? - Answer As a sedative lining (not underneath composite) What is a millers forcep? - Answer Holds articulating paper in place What is amalgam made up of? - Answer 60% silver, copper and traces of zinc/tin
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