MN Licensure Exam (olivia raeE) 100% Correct Answers | Verified | Latest 2024 Version

Describe the motion/pressure when preforming a mechanical polish. - A quick light to moderate pressure should be used. on slow speed pushing gently and overlapped. What part of the rubber cup does the polishing? - THE OUTER EDGE DOES THE POLISHING If a line of stain or deposits appear along the gingival margin after polishing, the problem was? - the prophy cup was not flexed or adapted to the tooth. The stroke used to polish a tooth is from the ---- third to the --- edge. - gingival third to the incisal edge A mechanical polish removes what deposits and stains? - All soft deposits and extrinsic exogenous stains List the objectives of a mechanical polish? - Creates smooth surfaces easier for patient cleaning, all soft deposits extrinsic stains removed, contributes to pt. motivation. What does excessive speed during a mechanical polish cause? - Abrasion and tramuatic frictional heat List other factors that increase the rate of abrasion? - Dry Coarse Polishing Agent, irregular particles in polish, larger particles, Grit, Number of particles, Amount of pressure and speed Why is unwaxed floss preferred? - May spread out more How would you remove heavy stains? - Scaling (and/or) root planing (Cannot be done by LDA) RDA would use a higher grit polish