MDS PREP

Which of the following restorative materials requires more skills in manipulative manoeuvres than the others?
1) Amalgam
2) Cast gold alloy
3) Pure gold
4) All of them require the same amount of skill

Conservative Dentistry Answer: 3

The first step in the fitting of a cast gold onlay
1) Seating of the cast in the cavity
2) Adjusting the proximal contacts
3) Adjusting the occlusion
4) Cementation of the casting

Conservative Dentistry Answer: 2

The type of cavosurface margin recommended for porcelain inlay
1) Butt type
2) Acute angled
3) Obtuse angles
4) Porcelain inlays are not recommended at all

Conservative Dentistry Answer: 1

Composites are retained by the phenominon of
1) Cohesion
2) True bonding
3) Mechanical interlocking
4) Atomic forces

Conservative Dentistry Answer: 3

The property of the gold that allows it to be burnished
1) Surface hardness
2) Percentage elongation
3) Coefficient of thermal expansion
4) Malleability

Conservative Dentistry Answer: 2

Fracture in a mesioocclusal cavity can be prevented by
1) Rounding axiopulpal line angle
2) Increasing pulpal depth
3) Buccolingually divergent walls
4) Providing retention in dentin only

Conservative Dentistry Answer: 1

Pure gold fuses at the temperature (in degree celcius) of
1) 863
2) 1063
3) 1263
4) 1463

Conservative Dentistry Answer: 2

Common feature of all cast gold restorations
1) Lack of undercuts
2) Facial and lingual grooves
3) Bevels on occlusal and proximal walls
4) Gingival bevels

Conservative Dentistry Answer: 1

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MDS PREP

Which of the following restorative materials requires more skills in manipulative manoeuvres than the others?1) Amalgam2) Cast gold alloy3) Pure gold4) All of them require the same amount of skill

The first step in the fitting of a cast gold onlay1) Seating of the cast in the cavity2) Adjusting the proximal contacts3) Adjusting the occlusion4) Cementation of the casting

The type of cavosurface margin recommended for porcelain inlay1) Butt type2) Acute angled3) Obtuse angles4) Porcelain inlays are not recommended at all

Composites are retained by the phenominon of1) Cohesion2) True bonding3) Mechanical interlocking4) Atomic forces

The property of the gold that allows it to be burnished 1) Surface hardness2) Percentage elongation3) Coefficient of thermal expansion4) Malleability

Fracture in a mesioocclusal cavity can be prevented by1) Rounding axiopulpal line angle2) Increasing pulpal depth3) Buccolingually divergent walls4) Providing retention in dentin only

Pure gold fuses at the temperature (in degree celcius) of1) 8632) 10633) 12634) 1463

Common feature of all cast gold restorations1) Lack of undercuts2) Facial and lingual grooves3) Bevels on occlusal and proximal walls4) Gingival bevels

Explore by subjects

Which of the following restorative materials requires more skills in manipulative manoeuvres than the others?
1) Amalgam
2) Cast gold alloy
3) Pure gold
4) All of them require the same amount of skill

The first step in the fitting of a cast gold onlay
1) Seating of the cast in the cavity
2) Adjusting the proximal contacts
3) Adjusting the occlusion
4) Cementation of the casting

The type of cavosurface margin recommended for porcelain inlay
1) Butt type
2) Acute angled
3) Obtuse angles
4) Porcelain inlays are not recommended at all

Composites are retained by the phenominon of
1) Cohesion
2) True bonding
3) Mechanical interlocking
4) Atomic forces

The property of the gold that allows it to be burnished
1) Surface hardness
2) Percentage elongation
3) Coefficient of thermal expansion
4) Malleability

Fracture in a mesioocclusal cavity can be prevented by
1) Rounding axiopulpal line angle
2) Increasing pulpal depth
3) Buccolingually divergent walls
4) Providing retention in dentin only

Pure gold fuses at the temperature (in degree celcius) of
1) 863
2) 1063
3) 1263
4) 1463

Common feature of all cast gold restorations
1) Lack of undercuts
2) Facial and lingual grooves
3) Bevels on occlusal and proximal walls
4) Gingival bevels