Card Set Information
Ch43 multiple choice
Which professional organization evaluates a new dental material?
What type of reaction does a dental material undergo when a person is chewing?
What happens to a dental material when it is exposed to extreme temperatures of hot and then cold?
contraction and expansion
Which is an example of how galvanic action can occur?
salt within saliva
touching of materials
How does an auto-cured material harden or set?
by chemical reaction
Select the correct makeup of the alloy powder in amalgam.
silver, tin, copper, and zinc
Why is dental amalgam not placed in anterior teeth?
Most amalgams have a high copper content. What does copper provide to amlgam restorations?
Where are amalgam scraps disposed of?
in a biohazard bag
What is used to triturate amalgam?
The term commonly used to refer to dimethacrylate is
Which filler type composite resin has the strongest makeup and has been used most commonly for posterior restorations?
When ligh-curing composite resins, which factor can affect curing time of the material?
type of composite
What is used to determine the color of composite resin material for a procedure?
The final step in finishing a composite resin is
Using a rubber cup and polishing paste
The acronym IRM stands for
Intermediate restorative material
What temporary restorative material would most likely be selected for a class II cavity preparation?
Which material would most likely be selected for provisional coverage?
The three noble metals used in making indirect restorations are
gold, palladium and platinum
What type of restoration is made in the dental laboratory?