RCIs question and answers graded A+ already passed

RCIs question and answers graded A+ already passed Most common but material - correct answer Tungsten carbide Cavity prep design - correct answer Engineering concepts used to form a prep Prep design concepts to consider - correct answer Outline, resistance, retention, convenience Purpose of RCIs - correct answer Cavity debridement, cavity refinement, finishing, surgical procedures Shank of bur - correct answer What is inserted into handpiece Neck of bur - correct answer Tapered connection of shank to head Head of bur - correct answer Working end Long shank handpiece attachment - correct answer sshp with straight attachment Latch type handpiece attachment - correct answer sshp with contra angle latch type head Friction grip handpiece attachment - correct answer Hshp Round bur # system - correct answer 1/2, 1/4, 2, 4, 6, 8 Function of round bur - correct answer Initial entry of tooth, place retention grooves