MDS PREP
The invested soldered assembly is preheated primarily
1) The drive off the sulfides in the investment that would contaminate the soldered connections
2) To obtain a reducing atmosphere that allows the solder to flow more readily
3) Both the above
4) None of the above
Prosthodontics
Answer: 1
The characteristic of an "arcon" articulator is
1. The condylar elements are placed on the upper member of the articulator
2. The condylar elements are placed on the lower member of the articulator
3. The condylar elements are non-movable
4. The inclination of condylar path is in a curved plane
Prosthodontics
Answer: 1
Arcon articulator is
1) Hanau model
2) Dentatus articulator
3) Gysi trubite articulator
4) None of the above
Prosthodontics
Answer: 4
In primary impression the stock tray should be................mm larger than ridge
1) 2
2) 4
3) 6
4) 8
Prosthodontics
Answer: 3
The path of the condyle during free mandibular excursion is under the influence of
1) Amount of incisal guidance
2) Shape of the fossa and the muscle tension
3) Cuspal inclines of the posterior cusps
4) Steepness of compensenating curve
Prosthodontics
Answer: 2
If relining and rebasing are indicated in the upper complete denture and the lower RPD, you would like to
1) Reline the upper denture first
2) Reline the lower denture first
3) First relate the lower partial denture to the framework
4) Plan for new dentures
Prosthodontics
Answer: 3
The most important quality that a partial denture should possess is
1) Aesthetics
2) Cleanlines
3) Retention
4) Stability
Prosthodontics
Answer: 4
A patient wearing complete denture has difficulty in pronouncing "T". The reason may be
1. Too thick a palatal area
2. Incorrect position of upper incisor teeth
3. Too thick mandibular bone
4. Reduced salivary flow