問題一覧
1
What is a criterion for splints involving mobile teeth?
Allowing further diagnostic procedures and treatments
2
The following are causes for mobility of teeth, EXCEPT:
None
3
What teeth are best suited for the use of ceramic crowns?
Incisors
4
Which DOES NOT give dental ceramics highly desirable ceramic properties?
Opacity
5
When finishing all-ceramic crowns, it is best to perform minor grinding adjustments on thin veneers and inlays:
When they are permanently bonded to the tooth
6
Which BEST describes the Opaque Porcelain layer on a PFM crown?
Initiates the development of the shade
7
This can be made by bonding a pontic to the adjacent natural teeth.
Conservative bridges
8
Considerations on natural tooth pontics, EXCEPT.
None
9
Restorative material which are recommended for splinting because they afford extended working time for placement and contouring.
Light cured composites
10
Which tooth is most commonly involved or affected in cases of avulsion?
Mx CI
11
How long should the splint be kept in position to ensure stabilization?
At least 6 months
12
This type of Resin-Bonded Bridges with Metal Retainers make use of a small countersunk perforations in retainer sections for retention
Rochette Type
13
This is caused by deeper internal stains or enamel defects and are more complicated to treat
Intrinsic Discoloration
14
This type of esthetic veneer is recommended for the restoration of localized defects or areas of intrinsic discoloration.
Patial V
15
This type of esthetic veneer is recommended for the restoration of generalized defects or areas of intrinsic staining involving most of the facial surface of the tooth.
Full V
16
Which type of bridge is recommended for anterior areas to enhance esthetics?
Porcelain-Fused-to-Metal Pontic
17
What is a primary advantage of Resin-Bonded Bridges compared to Porcelain-Fused-to-Metal Pontics?
Easier to obtain an esthetic result
18
Which type of resin-bonded bridge utilizes small countersunk perforations in retainer sections for retention?
Rochette Type
19
What is a consideration for natural tooth pontic in bridge fabrication?
All
20
Which type of bridge is typically recommended for cases requiring resistance to lateral forces in esthetically critical areas?
Porcelain-Fused-to-Metal Pontic
21
It is indicated in anterior teeth that are notably thin faciolingually that are not good candidates for metal,resin-bonded bridge retainers.
All porcelain
22
This can be placed as interim restorations until an extraction site heals if conditions require a conventional bridge or implant.
Natural tooth
23
What is the approximate lifespan of bleaching?
1-3 years
24
If an acid-etched resin bonded splint requires further reinforcement, the following materials can be used, except
Twisted wire
25
Which natural tooth pontic tip design is recommended for maxillary arch
Ovate
26
Which pontic tip design is recommended for denture tooth pontic?
Modified ridge lap
27
This type of indirect veneer technique is capable of achieving high bond strengths to the etched enamel via a resin-bonding medium.
Feldspathic porcelain veneers
28
This type of indirect veneer technique offers superior shading and characterizing potential and better control of facial contours.
Processed composite veneers
29
A maryland bridge…
Utilizes electrolytic or chemical etching for improved bonding strength.
30
These are type of indirect veneer techniques except:
Direct full veneers
31
The advantages of Resin-bonded bridges, EXCEPT?
Can withstand moderately heavy occlusal forces
32
What is the most crucial for the success of a tooth preparation in Resin-bonded bridges?
Preparation design
33
This type of Resin-bonded bridge utilizes electrolytic or chemical etching for improved bonding strength and it is technique sensitive because it has invisible retentive features.
Maryland Bridge type
34
Tetracycline can cause the most distracting, generalized type of __________ discoloration
Intrinsic
35
Excellent esthetics is possible using pressed ceramic materials for most cases involving mild to moderate discoloration.
True
36
Which is NOT a consideration in choosing a natural tooth pontic
None
37
The composite in the second appointment for all porcelain pontics is polymerized with light for a minimum of __ to __ from facial direction?
40-69 secs
38
To accelerate the process, a combination of macroabrasion and microabrasion also may be considered
True
39
Treatment options for discolored anterior tooth include the following, EXCEPT.
Extraction
40
In young patients, stains of almost any color can be found and are usually more prominent in the _______ areas of the teeth.
Cervical
41
The primary indication for non-vital bleaching is to _______ teeth than have undergone root canal therapy
lighten
42
All four types of the classification of conservative bridges differ in the degrees of permanency, but they share a major advantage — conservation of the natural tooth.
True
43
A ___ second application of light from the light curing unit is used to polymerize the bonding agent in each etched surface.
20 secs
44
How many percentage does paste or gel contains upon bleaching application?
30-35% hydrogen peroxide
45
Which can cause the most distracting, generalized type of intrinsic discoloration
Tetracycline
46
What is the primary indication for non-vital bleaching procedure?
Lighten teeth that have undergone root canal therapy
47
Which of the following best describes dental microabrasion.?
process involving the use of acid and abrasives to remove surface defects from enamel
48
What are dental veneers primarily used for?
Improving the appearance of stained, misaligned, or chipped teeth
49
The first step in the veneer preparation is:
Establishing the peripheral outline form
50
The following are the advantages of Resin-Bonded Bridges, EXCEPT:
Anesthesia is highly needed.