MDS PREP

In the metal-ceramic technique, the bond between porcelain and noble-metal alloy is dependent on the
1) Proper matching of coefficeints of thermal expansion of metal and porcelain
2) Formation of base-metal oxides
3) Formation of noble-metal oxides
4) Both A and B

Prosthodontics Answer: 4

What type of material are the metallic Implants used in dentistry?
1. Allogenic
2. Allograft
3. Allopla
4. None of the above

Prosthodontics Answer: 3

A patient wearing a class IV RPD in mandibular arch complains that the artificial teeth are appearing to be prominent. You would like to
1) Move them lingual to mask the appearance
2) Changes the inclination and make spaces between the teeth to mask the appearance
3) Move them labially edge to edge with upper anterior teeth
4) Replace the existing RPD

Prosthodontics Answer: 2

Selective grinding should result in
1) Decrease in the vertical height of occlusion
2) Remove the occlusal interferences without reducing the vertical height
3) Elimination of interferences in centric relation only
4) Elimination of interferences in eccentric contacts

Prosthodontics Answer: 2

All of the following result in separation of the porcelain in porcelain fused to metal except
1) Poor design of the metal framework
2) Excessive thickness of the opaque layer
3) Occlusal contacts at the junction of porcelain and the metal
4) Contamination of the metal before firing porcelain

Prosthodontics Answer: 2

Encroachment into the freeway space results in
1) Irreversible bone changes
2) Irreversible soft tissue inflammation
3) Both soft tissue and bone changes which are reversible
4) Reversible soft tissue inflammation and irreversible bone changes

Prosthodontics Answer: 4

The term arcon was coined by
1) Bergstrom
2) Hanau
3) Gillis
4) Fish

Prosthodontics Answer: 1

RPD impression for a Kennedy class I and II case differs from the full denture impression in that
1) It is mucostatic impression
2) It should be a functional impression
3) All of the above
4) None of the above

MDS PREP

In the metal-ceramic technique, the bond between porcelain and noble-metal alloy is dependent on the
1) Proper matching of coefficeints of thermal expansion of metal and porcelain
2) Formation of base-metal oxides
3) Formation of noble-metal oxides
4) Both A and B

What type of material are the metallic Implants used in dentistry?
1. Allogenic
2. Allograft
3. Allopla
4. None of the above

Selective grinding should result in
1) Decrease in the vertical height of occlusion
2) Remove the occlusal interferences without reducing the vertical height
3) Elimination of interferences in centric relation only
4) Elimination of interferences in eccentric contacts

All of the following result in separation of the porcelain in porcelain fused to metal except
1) Poor design of the metal framework
2) Excessive thickness of the opaque layer
3) Occlusal contacts at the junction of porcelain and the metal
4) Contamination of the metal before firing porcelain

Encroachment into the freeway space results in
1) Irreversible bone changes
2) Irreversible soft tissue inflammation
3) Both soft tissue and bone changes which are reversible
4) Reversible soft tissue inflammation and irreversible bone changes

The term arcon was coined by
1) Bergstrom
2) Hanau
3) Gillis
4) Fish

RPD impression for a Kennedy class I and II case differs from the full denture impression in that
1) It is mucostatic impression
2) It should be a functional impression
3) All of the above
4) None of the above

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MDS PREP

In the metal-ceramic technique, the bond between porcelain and noble-metal alloy is dependent on the1) Proper matching of coefficeints of thermal expansion of metal and porcelain2) Formation of base-metal oxides3) Formation of noble-metal oxides4) Both A and B

What type of material are the metallic Implants used in dentistry? 1. Allogenic 2. Allograft 3. Allopla 4. None of the above

Selective grinding should result in1) Decrease in the vertical height of occlusion2) Remove the occlusal interferences without reducing the vertical height3) Elimination of interferences in centric relation only4) Elimination of interferences in eccentric contacts

All of the following result in separation of the porcelain in porcelain fused to metal except1) Poor design of the metal framework2) Excessive thickness of the opaque layer3) Occlusal contacts at the junction of porcelain and the metal4) Contamination of the metal before firing porcelain

Encroachment into the freeway space results in1) Irreversible bone changes2) Irreversible soft tissue inflammation3) Both soft tissue and bone changes which are reversible4) Reversible soft tissue inflammation and irreversible bone changes

The term arcon was coined by1) Bergstrom2) Hanau3) Gillis4) Fish

RPD impression for a Kennedy class I and II case differs from the full denture impression in that1) It is mucostatic impression2) It should be a functional impression3) All of the above4) None of the above

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In the metal-ceramic technique, the bond between porcelain and noble-metal alloy is dependent on the
1) Proper matching of coefficeints of thermal expansion of metal and porcelain
2) Formation of base-metal oxides
3) Formation of noble-metal oxides
4) Both A and B

What type of material are the metallic Implants used in dentistry?
1. Allogenic
2. Allograft
3. Allopla
4. None of the above

Selective grinding should result in
1) Decrease in the vertical height of occlusion
2) Remove the occlusal interferences without reducing the vertical height
3) Elimination of interferences in centric relation only
4) Elimination of interferences in eccentric contacts

All of the following result in separation of the porcelain in porcelain fused to metal except
1) Poor design of the metal framework
2) Excessive thickness of the opaque layer
3) Occlusal contacts at the junction of porcelain and the metal
4) Contamination of the metal before firing porcelain

Encroachment into the freeway space results in
1) Irreversible bone changes
2) Irreversible soft tissue inflammation
3) Both soft tissue and bone changes which are reversible
4) Reversible soft tissue inflammation and irreversible bone changes

The term arcon was coined by
1) Bergstrom
2) Hanau
3) Gillis
4) Fish

RPD impression for a Kennedy class I and II case differs from the full denture impression in that
1) It is mucostatic impression
2) It should be a functional impression
3) All of the above
4) None of the above