Pit & Fissure Sealants Exam Questions And Answers Graded A+!!!

How are pits & fissures formed? - ANS Inappropriate spreading of enamel on teeth. Define a pit: - ANS A small depression or fault in the enamel. Define a fissure: - ANS A fault in the enamel surface of a tooth. Which tooth surface does fluoride work best? - ANS Clean surfaces. Major salivary glands: - ANS Parotid Gland, Submaxillary Gland, & Sublingual Gland. Where is the parotid gland located? - ANS "Stenson's Duct" opens into the rear of the mouth near the 2nd upper molar. Where is the submaxillary (submandibular) gland located? - ANS "Wharton's Duct" opens into the floor of the mouth where the front of the tongue meets the mouth's floor. Where is the sublingual gland located? - ANS Located beneath the mucous membrane floor of the mouth, near the chin. What is the process of dental caries? - ANS A susceptible host, a diet rich in fermentable carbs, and the presence of specific bacteria. Who can legally diagnose & perform a sealant? - ANS DDS can diagnose, RDA can perform. How is a tooth cleaned prior to sealant application? - ANS Clean surface of tooth, dry, & etch. What can an RDA not use? - ANS Prophy jet (high speed handpiece). Why are sealants done? - ANS To prevent caries. What to do when the material contacts gloves? - ANS Remove gloves, wash hands, & re-glove. What if there is a small incipient caries present? - ANS Doesn't matter. Most studies show when a sealant is placed over incipient caries, the caries process stops. Self cure sealants: - ANS Quickly harden when mixed. Light cure sealants: - ANS Hardens with exposure to curing light. What do you do with sealant material when not in use? - ANS Check manufacturer's directions. How is isolation performed? - ANS Dri Aid/Angle, saliva ejector, cotton rolls, rubber dam, & HVE. How close is the curing light held in the mouth? - ANS 1-2mm away. What is fainting? - ANS Syncope (lack of oxygen).