1
1/3 of preschool kids are affected by what?
ECC- Early Childhood Disease
How is xilytol good for our teeth and oral cavity?
It increases the flow of saliva
What is 1 reason for a sealant failure?
Not enough etch time
Why would you use an explorer to trace the sealant in the fissure?
To obtain coverage without voids
Why are only 30% of kids protected by sealants?
Lack of public awareness
Sealing the margins of what type of restoration material can:
1.prevent microleakage
2. arrest the progression of caries
3.preserve tooth structure
Amalgam and composite restorations
Decay that is under or surround a restoration is known as what?
Recurrent decay
A diet rich in fermentable carbs and specific bacteria can cause-what?
Caries process
Flouride will slow down what type of process?
Caries (decay) process
Root caries are commonly found on what type of pts?
Elderly
To make the sealant more wear resistant, what is added to the sealant material?
Filler material
What does Microabrasion do to a tooth?
Etch the tooth structure
Remove any slight decay
Lack of public awareness is the main reason kids are not protected by what?
Sealants
After placing sealants, what can occur the first 3-6 months?
Sealant failure
Blocked contacts and unable to floss can happen after sealant placement. How does this happen?
Too much sealant material
What is Clear, tinted and opaque?
Colors of sealant
Mutans Streptococci is found in large numbers-where?
Plaque
Can decay occur on a tooth with a properly placed sealant?
No
Demineralization of the enamel is the first stage of what?
Incipient caries or lesions
Are there sealant materials that contain flouride?
Yes
How long can a properly placed sealant last?
5-10 years
What shows color when put on a decayed tooth?
Caries detection dyes
What percentage of sealants that are done correctly will protect a tooth from decay?
100
What are the 2 types of polymerization?
Self cured and light cured
Not placing sealants and using the "no touch" technique are used on what type of pt?
Pts with known acrylate allergies