Practice Quiz Chapt 48 Flashcards
Mrs.O
To aid in the correct contouring of a Class III or IV restoration, the system used in the restoration process is
Mylar Matrix
The junction of two walls in a tooth preparation forms a ___ angle.
line angle
Articulating paper will leave colored marks on the ____________ of a newly placed restoration
high spots
When placing a direct bonded resin veneer
the tooth must be prepared using rotary instruments for the bonding.
a conditioning system will be used.
the shade of resin is selected prior the dental dam has been placed.
All of the options are correct.
The restorative material in a Class V composite restoration is?
placed directly into the prepared tooth.
Retention pins are held in place by?
both tooth structure and restorative material
When assisting in a Class II amalgam restoration, the final carving of the occlusal surface is completed…..
after the matrix band has been removed.
The structure of the tooth preparation overlying the pulp is known as the
pulpal floor.
The size of the cavity opening that allows the operator access to the tooth preparation is known as the ___________ form.
convenience
One of the potential adverse effects of tooth whitening is
both thermal sensitivity and tissue irritation.
The pulpal wall is the surface of the cavity preparation that is
perpendicular to the tooth pulp.
A thin layer of composite resin or porcelain bonded or cemented to the prepared facial surface of an anterior tooth is a
veneer
The internal wall of the cavity prep that runs parallel to the long axis of the tooth is the cavity wall.
True or False ?
False
The location and size of the restoration will determine the type of material used, which is most commonly resin.
T or F ?
false
