The rationale for pit-and-fissure sealants in caries prevention is that they:
a. Increase the tooth resistance to dental caries.
b. Act as a barrier between the sealed sites and the oral environment. ***
c. Have anti-microbial effect on the bacteria.
d. None of the above answers is correct.
Pit and fissure sealants (sealants) have been described as materials which are applied in order to obliterate the fissures and remove the sheltered environment in which caries may thrive. Initially developed to prevent caries their use has been developed further and they now have a place in the treatment of caries.
a. Increase the tooth resistance to dental caries.
b. Act as a barrier between the sealed sites and the oral environment. ***
c. Have anti-microbial effect on the bacteria.
d. None of the above answers is correct.
Pit and fissure sealants (sealants) have been described as materials which are applied in order to obliterate the fissures and remove the sheltered environment in which caries may thrive. Initially developed to prevent caries their use has been developed further and they now have a place in the treatment of caries.