indirect summer 2012.txt
Card Set Information
indirect summer 2012.txt
Which wall of the proximal groove is for added retention and resistance in a ¾ crown prep?
Which wall is left unprepared in a ¾ max molar prep?
The part that adds strength to the buccal margin is called the
-the purpose of placing the offset is
provide the bulk of gold near the finish line
the buccal extension of the mesial flare should be ____ the buccal extension of the distal flare
the occlusal reduction of the buccal cusp on a ¾ maxillary crown prep should be ______
1.0 mm, measured lingual to the offset
the func cusp bevel forms a ____ angle to the line of draw
it is recommended to place the mesial groove first in a molar, and place the distal groove first in a premolar
for a maxillary ¾ crown prep, the non-functional cusp bevel is ____ , used for the purpose of _______
0.2-0.3 mm, for smoothening the enamel rods
for a maxillary ¾ crown prep, the lingual wall of the grooves should taper to the occlusal, the same way that a buccal wall of the FGC prep would
you should use a rubber dam when preparing a gold inlay
internal walls of the gold inlay prep should taper _____
the finish line for the interproximal box of the gold inlay should be a _____
Contraindications for placing an MOD gold inlay include all the following except
replacing failed restorations
The order of sequence for preparing an MOD gold inlay is
occlusal outline, proximal box, refine line angles, gingival bevel, finishing occlusal bevel
If you plan to do an MOD gold onlay, it’s recommended to prepare the MOD inlay first
You should do an MOD onlay during what step?
after doing the occlusal outline and proximal boxes
The shoulder and bevel should be placed on what cusp, for an MOD onlay?
buccal of mandibular, and lingual of maxillary (ie, the functional cusp)
-after mixing the light body material, how soon can the impression be removed?
-an impression that includes the finish line, but not any uncut tooth structure around the finish line, would be ideal
-what bur should you use to trim the area apical to the finish line on a die stone cast
pear shaped acrylic bur (NOTE: he’s giving everyone credit for this question b/c he didn’t really include this answer in the answer choices)
-the dye spacer is placed on the cast for what reason?
to make space for cement (got this wrong)
-the minimum number of pins that you can place in a pindex tooth is ___
How thick should the base be trimmed to, when preparing a jade stone cast for pindexing?
How many microns thick should the die spacer be, ideally?
20-40 microns thick (got this wrong)
The functional cusp bevel for a FGC prep should be placed on which of the following?
buccal incline of buccal cusp of mandibular molars
The ideal tapering towards the occlusal of each axial wall should be 3-5 degrees with the line of draw
A provisional that impinges on the gingiva can cause gingival irritation, bleeding, etc…