Pit and Fissure Exam Questions And Answers Graded A+!!!

At what age does the first permanent molars erupt? - ANS 6 years Average primary teeth begin to erupt? - ANS 6 months Where does the Whartons duct open? - ANS At the floor of the mouth The Stensons duct opens at? - ANS On the buccal mucosa opposite on the max. second molars Which isn't a major salivary gland? - ANS Laycrimal gland A pit can be described as? - ANS A tiny hole or depression in the enamel Sealant material were first introduced in the - ANS 60's What problems occurred when sealants were first introduced? - ANS Retention Which type of sealant will most likely require occlusal adjustment? - ANS Filled sealant Fissure sealants are designed to accomplish what? - ANS Prevent caries mainly on the occlusal surface Sealant application must be performed under what supervision level for RDA? - ANS Direct Indications for sealant use include? - ANS Render pits and fissures more cleanable and mechanically fills the pit and fissures Conditions for ideal sealant retention include? - ANS Tooth dryness and cleanliness Sealants are placed on what? - ANS Deciduous teeth, permanent teeth and children & adults Contraindications to sealant placement include proximal decay because - ANS Posterior proximal tooth preparation will usually include the occlusal pit and fissures What teeth would not be indicated for a pit and fissure treatment? - ANS Molar tooth with mesial caries on a active caries adult When using UltraSeal XT plus sealant material - ANS Apply a small amount of material on the brush using a scrubbing motion to apply Helpful techniques in the placement of pit and fissure sealants are - ANS Enamel conditioning is accomplished with a 35-50% gel, teeth selected for sealant should isolated one quadrant at a time & surfaces which do not appear white and frosted should be reetched What is true regarding a properly placed sealant over small initial carious lesion? - ANS The number of bacteria in small carious lesions decrease over time A photopolymerizing sealant materal - ANS Light cured What are the uses for the explorer in the placement of sealants - ANS Placement of the etchant, removal of bubbles in the sealant, inspection for voids, testing of adequate retention Sealant material handling include - ANS Refrigerate when not in use and discard after expiration date Methods of isolation prior to sealant include all but - ANS Salvia ejector and bite block only A fissure can be best described as - ANS Occurs when there is imperfect joining of enamel and narrow linear depression along the developmental groove on posterior teeth The molars each have a lobe for each - ANS Cusp What does the shaded areas in the picture to the right represent? - ANS Fossae Disto buccal groove - ANS c Central groove - ANS e