Flashcards in Exam 2: Outline Form Deck (20):
Objectives: ________ as much tooth structure as possible....Remove all ______ and defects....Design the preparation so that the tooth and restoration will last and resist _______ and displacement....Provide ____ protection if needed
________: the border between the restoration (preparation) and the unprepared tooth surface.
For oblique ridges: the outline of the prep stays ______ to the oblique ridge. WHEN do you take that puppy out???
Which mandibular tooth has a transverse ridge that we will make 2 separate preps on? (unless the ridge is thin <1mm)
mand 1st pm
_______ is the biggest factor in determining our outline design.
Caries spreads _______ once it gets past the DEJ.
______ dictates the outline.
Make sure you look under the enamel along the DEJ to make sure all caries is removed, so that there is no ______ enamel!
_______ extensions extend from a proximal lesion because of decalcification.
If there is ______ enamel extend outline ONLY in that area!
Sometimes we need to extend a prep to break contacts and fit a ______.
Sometimes we need to extend into _______ areas for retention & resistance forms!
Sometimes we extend a prep for the ability to ______ and ______ away excess restorative material.
carve & polish
In amalgam preps, we extend the contact areas allows for ___-___mm of separation.
Whats the main difference in prep for gold vs amalgam?
Gold has diverging walls whereas amalgam has converging walls.
In composite preps, it is acceptable to have ______ enamel, since the material _____ to the tooth.
Which tooth are we concerned about esthetics for amalgam MO slot preps?
max first pm
In cosmetic dentistry we can extend the ______ in order to better blend our composite.
If the Pt has high caries risk (systemic disease or high caries risk), are we going to be more conservative or more aggressive on our preps?