Have an account?
Skip to Content
Build your own quiz
Suggestions for you
10 questions
Show Answers
See Preview
- 1. Multiple Choice
How does caries start?
demineralization
remineralization
discolouration
fracture
- 2. Multiple Choice
How deep should you cut the occlusal portion of the class 2 prep on the typodont?
1.5 - 2.0 mm
2.0 - 2.5 mm
1.0 - 1.5 mm
2.5 - 3.0 mm
- 3. Multiple Choice
Resistance form is the shape of the cavity prep to prevent
fracture of the restoration
fracture of the tooth
lateral displacement of the restoration
vertical displacement of the restoration
- 4. Multiple Choice
How is amalgam retained in the tooth?
mechanical lock
convergence
divergence
single bond
- 5. Multiple Choice
What is retention form?
Form/design in the prep that will prevent the restoration from dislodgement in a vertical direction
Form/design in the prep that will prevent the restoration from dislodgement in a horizontal direction
Form/design in the prep that will prevent the restoration from dislodgement in a mesial direction
Form/design in the prep that will prevent the restoration from dislodgement in a distal direction
- 6. Multiple Choice
Convenience form is__________________________________
enough space to allow inspection
enough space to allow manipulation of instruments
enough space for cavity toilet
enough space for occlusion
- 7. Multiple Choice
Width of the isthmus in a class 2 cavity prep should be
< 1.5 mm
<1.75 mm
< 2.0 mm
< 2.5 mm
- 8. Multiple Choice
The retention grove is placed in the class 2 prep_____________
from the gingival floor to the height of the pulpal floor
from the gingival floor to the cavosurgace margin
from the gingival floor to the axial wall
from the gingival floor to the proximal wall
- 9. Multiple Choice
Pulpoaxial line angle should be rounded or beveled, why?
To take the stress off the restoration
To prevent fracture of the restoration
To allow for swift condensation
To allow for convenience form
- 10. Multiple Choice
What are the types of class 2 cavities?
Single surface - proximal surface only
Two surfaces involving the occlusal - Compound
Three surfaces involving the occlusal - Complex
Three surfaces involving the occlusal, buccal and lingual
- Answer choicesTagsAnswer choicesTags