LAB Final Flashcards
What’s the purpose of a dental dam?
Maintain proper isolation
Keep area dry
What happens when a suture is removed?
Count in and lay on tray
When trimming the posterior cut of a model, what should the line be perpendicular to?
Midsagital plane
On a matrix band when the arrow is pointed up, which side is the occlusal and gingival side?
Top: Occlusal side
Bottom: gingival side
What are the requirements for a good full arch digital scan?
All tooth surfaces
2-3mm gingiva
What are sealant application steps?
-Clean with pumice
-Acid etch 15-20 secs
-Rinse and dry
-Check for chalky look
-Apply sealant
-Light cure 20 sec
-Evaulate margins, bite, floss
What are the whitening agents?
Hydrogen peroxide 5-40%
Carbamide peroxide 10-44%
What are the power bleaching application steps?
-Update health history
-Infection control
-Determine starting shade
-Place eyewear
-Isolate teeth with dam
-Apply gel to facials
-Light cure
-Remove gel and dam
-Determine shade
-Post-op instructions
How long do you wear the at home whitening agents?
Hydrogen peroxide: 15 mins-1 hour
Carbamide peroxide: 30 mins - 8 hours
What are the clinic bleaching steps?
-Determine starting shade
-Check most distal tooth in smile line
-Place Optragate
-Plunge gel 50 times - put in red syringe
-Rinse and dry teeth
-Place resin barrier
-Light cure 20 secs
-Apply bleaching gel to facials
-Suction gel
-Remove resin barrier and Optragate
-Determine final shade
What is applied to bleaching burns?
Vitamin E oil
What are the plaster anatomic measurements of powder & water?
100g powder
50mL water
What are the plaster base measurements of powder & water?
100g powder
40mL water
What are the stone measurements of powder & water?
100g powder
32mL water
