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FREE DENTISTRY AND STUDY GAMES ABOUT CH 59
DENTAL SEALANT EXAM QUESTIONS
Actual Qs and Ans Expert-Verified Explanation
This Exam contains:
-Guarantee passing score -27 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation
Question 1: sealant material that does not contain filler particles
Answer:
unfilled resin
Question 2: how long should a properly placed sealant last
Answer:
from 5 - 10 years
Question 3: what is the shelf life of most sealant products at room temperature
Answer:
ranges form 18-36 months Question 4: process of changing a simple chemical inot another substance that contains the same elements
Answer:
polymerization
Question 5: dental sealants
Answer:
cover the tooth surface, preventing bacteria and food particles from settling in to the pits and fissures of the teeth
Question 6: what are some things to remember when storing sealant materials
Answer:
replace caps, do not expose materials in proximity to eugenol containing products, most etchant and sealant materials re designed to be used at room temperature,although some brands do require refrigeration
Question 7: sealant material that contains filler particles
Answer:
filled resin Question 8: nearly ___% of all cavities occur in pits and fissures of posterior teeth
Answer:
84
Question 9: bacteria ___ survive beneath a properly placed sealant because___
Answer:
cannot, the carbohydrates that they need to survive cannot reach them
Question 10: pits and fissures are the fossae and grooves that
Answer:
failed to fuse during development
Question 11: sealant firmly adhering to the tooth surface
Answer:
sealant retention
Question 12: a salt or ester of acrylic acid
Answer:
acrylate
Question 13: the highest risk period for decay occurs with in
Answer:
the first 3 years of eruption
Question 14: how is retention of the sealant attained
Answer:
by etching the enamel with 37# phosphoric acid
Question 15: type of material that is polymerized by a curing light
Answer:
light cured
Question 16: coating that covers the occlusal pits and fissures of teeth
Answer:
dental sealant
Question 17: unfilled sealant material does not require what
Answer:
occlusal adjustment after placement
Question 18: at what age group is considered to be the caries active period
Answer:
- to 15 years
Question 19: which teeth are the ones that are most frequently those that lose sealants
Answer:
maxillary and mandibular second molars
Question 20: do not use sealants on patients with what known allergy
Answer:
acrylates
Question 21: type of material that is polymerized by chemical reactions
Answer:
self cured
Question 22: self cured sealants polymerize to final set within ____
Answer:
approximately 2 minutes
Question 23: what is the primary cause of failure of sealant retention.
Answer:
moisture contamination
Question 24: what are the advantages of light cured sealant material
Answer:
does not require mixing, it allows the operator to place and cure the material when the operator is ready
Question 25: what is the purpose of filler material in the sealant
Answer:
to make it more wear resistant
Question 26: what does radiopaque mean
Answer:
can be seen as white on radiographs Question 27: microscopic leakage at the interface of the tooth structure and the sealant or restoration
Answer:
microleakage
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