Lecture 3

Question 1

After 15 years children with sealants had how many surfaces that were sound?

Answer 1

-69%

Question 2

After 15 years children with out sealants had how many surfaces that were restored?

Answer 2

-83%

Question 3

T/F Bonded resin sealants are safe and effective

Answer 3

True

Question 4

T/F Caries risk for sealed teeth that have lost some or all sealant does not exceed the caries risk for never-sealed teeth

Answer 4

True

Question 5

When are sealants contraindicated?

Answer 5

• rampant caries
• Interproximal lesions are present
• Decay reaches the dentin

Question 6

What are composite resin sealants composed of?

Answer 6

-Bis-GMA and other dimethacrylate monomers (TEGMA, UGDMA, HDDMA)

Question 7

What filler particle is composite resin sealants composed of?

Answer 7

-Silica

Question 8

T/F Composite resin sealants are a photoinitiator

Answer 8

True

Question 9

What percent of fill is ultraseal XT hydro-ultradent?

Answer 9

54%

Question 10

T/F Ultraseal XT hydro-ultradent is hydrophobic

Answer 10

False

-Hydrophilic

Question 11

What type of sealant is considered a provisional sealant?

Answer 11

-Glass ionomer

Question 12

What is silverdiamine sealant effective at?

Answer 12

-Inhibiting lesion progression

Question 13

What does silverdiamine fluoride do on decay?

Answer 13

-Turns black

Question 14

What does silverdiamine reduce?

Answer 14

• Dentinal hypersensitivity
• Reduce bacteria
• MMPs

Question 15

T/F Silverdiamine can arrest carious lesions

Answer 15

True

Question 16

What are ways to clean pits and fissures without removing enamel?

Answer 16

• Pumice

- Rotating dry bristle brush

Question 17

If you remove enamel when cleaning pits and fissures to place sealants what are some consequences?

Answer 17

• May expose dentin

- More susceptible to caries if sealant is lost

Question 18

What is the recommended etching time on enamel?

Answer 18

-20 seconds

Question 19

What is the recommended acid etch percentages?

Answer 19

-30-50%

Question 20

T/F Additional acid etching is needed when the enamel is prepared with aluminum oxide air abrasion or laser for adequate resin bonding to enamel

Answer 20

True

Question 21

How do you isolate for placing sealants?

Answer 21

• Rubber dam

- Cotton rolls, absorbent shields, various suction adaptations

Question 22

How many sealants need repair?

Answer 22

-Between 5 and 10%

Question 23

What makes primary teeth different than permanent teeth?

Answer 23

• Thinner enamel and dentin
• Broader proximal contacts
• Dentition development and status

Question 24

What do you use a 14A clamp for?

Answer 24

-Permanent molar

Question 25

What do you use an 8A clamp for?

Answer 25

-Primary molar

Question 26

T/F Primary teeth are smaller and more bulbous that permanent teeth

Answer 26

True

Question 27

1st primary molars with mesial interproximal lesions are an indication for what?

Answer 27

-Stainless steel crown

Question 28

What is the most frequent size of a SSC used in pedo?

Answer 28

-4