Pit & Fissure Sealants State Exam Questions And Answers

How effective are properly placed sealants in protecting against developing of caries? - ANS 100% How do we remove the inhibition layer? - ANS With a wet cotton roll from the patients mouth What is the first step in removing etchant? - ANS Roll HVE over tooth When examining a sealant you just placed, you notice a void. What step must be taken? - ANS Re dry tooth and place sealant What is the claimed benefit of fluoride released sealant material? - ANS They create a fluoride rich layer that may make pits and fissures more resistant to decay, they remineralize incipient decay When using etch, what must you do if it becomes contaminated? - ANS Re etch for 15 seconds What technique is sometimes used before the placement of sealant application to open fissures and remove slight decay? - ANS Micro abrasion What is the most common error that leads to sealant failure? - ANS Moisture Tell me three things about filled sealant material when compared to unfilled sealant material - ANS Requires occlusal adjustment, lower wear rate, visible on radiographs What are two advantages of a tinted sealant material? - ANS Easier to see during application, aids in recall checks Which teeth are candidates for sealants? - ANS Molars with deep pits and fissures Which age group is the caries active period? - ANS 6-15 years of age What is true about placing a sealant on deep pits and fissures? - ANS They don't benefit from the effects of fluoride, the enamel at the base of the fissures is thinner, saliva cannot clean deep pits Sealants are used in only ____% of low income children - ANS 30% What is the primary reason that a few children are protected by dental sealants? - ANS Lack of public awareness Sealant material should not be stored near - ANS Eugenol What does enamel that has been etched appear as? - ANS Frosty What do we etch a tooth with? - ANS 37% phosphoric acid What is the two part system with self curing sealant material? - ANS Base & catalyst When using the explorer intra-orally, what just you always do? - ANS Fulcrum What is the first step that in placing dental sealants? - ANS Clean The most common cause of sealant loss is what? - ANS Moisture contamination The highest risk period for decay occurs from within the first ____ years of eruption - ANS Three What surface is indicated for a sealant? - ANS Occlusal/buccal pits/distal lingual groove