Pit and Fissure Sealants -- dentalcare.com Exam Questions And Answers

According to the Cochrane Database of Systematic Review, what is the one-year reduction in caries following properly placed dental sealants? - ANS 86% How does the cost of placing a dental sealant compare to the cost of placing an occlusal amalgam restoration? - ANS restoration costs twice as much as a sealant The need for placement of dental sealants has become more of a necessity because: - ANS disease trends indicate majority of caries are occlusal Which of following methods of protecting the occlusal surfaces of teeth removes the least amount of enamel? - ANS dental sealants Which of the following is the most critical step in the placement of resin based pit and fissure sealants? - ANS isolation What is the appropriate curing time for light cured sealant materials? - ANS 30 seconds When saliva touches the tooth surface, what takes place immediately? - ANS remineralization When placing the sealant material it is important to: - ANS use the minimum amount of material to cover all pits and fissures After placing the sealant, it is necessary to evaluate the procedure by doing which of the following? - ANS -exploring for voids or bubbles -checking how securely the sealant is attached to the tooth surface -checking the occlusion for premature contacts Which of the following is the most appropriate method for removing excess material from a polymerized sealant? - ANS using a finishing bur with a hand piece How do acid etching and prophylactic polishing compare with regard to loss of tooth structure? - ANS Etching removes approximately 10 microns and polishing removes approximately 4 microns. Which tooth surface benefits the least from the caries reducing effects of fluoride? - ANS pits and fissures How do patients seeking dental treatment in private offices differ from those treated in community sealant programs? - ANS they are more likely to have continuous care tooth enamel that is etched but not covered with sealant material will - ANS remineralize Most of the historical studies that proved the efficacy of dental sealants were done in which of the following environments? - ANS public health settings