DEN180 - Study Guide Week 1 Flashcards
The use of color coding systems are set up to indicate all of the following except:
a. procedures
b. which dental arch/tooth the instrument is used on
c. treatment rooms
d. individual operators
b. which dental arch/tooth the instrument is used on
Advantages of dental silicone impression materials include which of the following?
a. high accuracy
b. dimensional stability
c. no shrinkage
d. all of the above
d. all of the above
What type of wax is used to hold fractured pieces together?
a. baseplate
b. boxing
c. study
d. sticky
d. sticky
What agent is used to cement or bond restorations to the tooth structures?
luting agent
The elastomeric impression materials have ______________ qualities.
rubber like
When prepping for a dental crown, what burs are used for rapid reduction of the tooth surface?
diamond burs
What type of dental cement has the ability to chemically bond to the tooth structure?
polycarboxylate
What should be a characteristic of a viscous material?
the material will not spread easily over a surface.
What is the dental cement that does not adhere directly to ceramic or metal materials?
resin cement
This cement chemically bonds to the enamel and dentin and releases fluoride:
glass ionomer
List 3 advantages of a preset tray system:
1.
2.
3.
- efficient transportation of instruments
- may be color coded
- instruments and items are arranged in order of use
List 3 functions/features that are a part of the dental operatory light:
- 2.
3.
- switch for high and low intensities
- on and off switch
- handles on both sides
When taking alginate impressions, what type of tray is used?
perforated and rim lock
On an instrument the handle may also be called _________.
shaft
What is the function of a rheostat?
control the speed of the handpiece
What would the function of an inverted cone bur be?
remove caries and make undercuts
The ability of a material that flows over a surface easily is called _____________.
wettability
What is the bur that can adjust acrylic materials, and may be used on plaster, stone, and metal?
laboratory
List 2 ways a dental operating light can be set up in the operatory:
1.
2.
- attached to the dental chair
- mounted to the ceiling
What would be the specific type of dental agent used to bond or cement restorations to the tooth surface?
luting agent
