Ch 59 Dental Sealant Word Scramble
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Question | Answer |
a salt or ester of acrylic acid | acrylate |
coating that covers the occlusal pits and fissures of teeth | dental sealant |
sealant material that contains filler particles | filled resin |
type of material that is polymerized by a curing light | light cured |
microscopic leakage at the interface of the tooth structure and the sealant or restoration | microleakage |
process of changing a simple chemical inot another substance that contains the same elements | polymerization |
sealant firmly adhering to the tooth surface | sealant retention |
type of material that is polymerized by chemical reactions | self cured |
sealant material that does not contain filler particles | unfilled resin |
nearly ___% of all cavities occur in pits and fissures of posterior teeth | 84 |
pits and fissures are the fossae and grooves that | failed to fuse during development |
dental sealants | cover the tooth surface, preventing bacteria and food particles from settling in to the pits and fissures of the teeth |
bacteria ___ survive beneath a properly placed sealant because___ | cannot, the carbohydrates that they need to survive cannot reach them |
at what age group is considered to be the caries active period | 6 to 15 years |
the highest risk period for decay occurs with in | the first 3 years of eruption |
what is the purpose of filler material in the sealant | to make it more wear resistant |
what does radiopaque mean | can be seen as white on radiographs |
unfilled sealant material does not require what | occlusal adjustment after placement |
self cured sealants polymerize to final set within ____ | approximately 2 minutes |
what are the advantages of light cured sealant material | does not require mixing, it allows the operator to place and cure the material when the operator is ready |
how is retention of the sealant attained | by etching the enamel with 37# phosphoric acid |
which teeth are the ones that are most frequently those that lose sealants | maxillary and mandibular second molars |
what are some things to remember when storing sealant materials | 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 |
what is the shelf life of most sealant products at room temperature | ranges form 18-36 months |
do not use sealants on patients with what known allergy | acrylates |
what is the primary cause of failure of sealant retention. | moisture contamination |
how long should a properly placed sealant last | from 5 - 10 years |
Created by:
cynthia.fryer
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