3500 new MCQs
Updated
All from previous exams
Samples :
1. Rehabilitation of unhealthy tissues under full dentures is by application of ———————-.
a) Tooth paste.
b) Impression material.
c) Tissue conditioning material. **
d) Metal framework.
2. Aluminum Crowns are used for —————————————-.
a) Anterior teeth.
b) Molars. **
c) Anterior and posterior teeth.
d) Premolars only.
3. When temporary Crowns are used, the patient is instructed to avoid ————————–.
a) Sticky food. **
b) Soft drinks.
c) Cold food.
d) Sweets.
4. Direct dental restorations are completed in ——————– visit.
a) Three.
b) Two.
c) One. **
d) Five.
5. ——————- is a full metal crown covered with thin layer of
tooth colored material.
a) Three quarter crown.
b) Porcelain fused to metal crown. **
c) Preformed polymer crown.
d) Provisional crown.
6. The remaining tooth structure supporting an over denture is protected with——————————-.
a) Coping. **
b) Amalgam.
c) Temporary cement.
d) Composite cement.
7. In three quarter crown the unchanged surface after preparation is—————————
a) Facial surface. **
b) Proximal surface.
c) Occlusal surface.
d) Mesial half.
8. The 8 % epinephrine-containing cord for tissue packing may prove hazardous for some patients because of its ——————–.
a) Local caustic action upon the gingival tissue.
b) Vasoconstriction action systemically. **
c) Propensity for allergic response.
d) Astringent action locally.
9. Placing cords in the gingival sulcus and removing them prior to making impression should accomplish which of the following —————————-.
a) Gingival margins of cavity preparations should be visible. **
b) Blanching of tissue.
c) Control of bleeding from crevice.
d) All the above.
10. Direct dental restorations are —————————————–.
a) Inlays. **
b) Veneers.
c) Crowns.
d) None of the above.
11. —————————-restoration is relatively inexpensive.
a) Amalgam. **
b) Composite.
c) Compomere.
d) Porcelain.
12. Occlusion of provisional coverage is checked by—————–.
a) Articulating paper. **
b) Cotton roll.
c) Temporary cement.
d) None of the above.
13. Less cervical area is shown of the artificial teeth of a denture in case of —————————.
a) Old patients.
b) Younger patients. **
c) Children.
d) Young adults.
14. Excess cement during the cementation of temporary crowns at the contact areas is removed by————————.
a) Amalgam carrier.
b) Dental floss. **
c) Tooth brush.
d) Elevator.
15. ——————————crowns have an identification tab on their occlusal surface.
a) Aluminum.
b) Preformed polymer.
c) Preformed polycarbonate. **
d) Porcelain.
16. At the try in appointment the dentist evaluates —————–.
a) Fit, comfort and function. **
b) Function only.
c) Comfort only.
d) b & c are correct.
17. Stress breaker of a partial denture is advised for teeth having ———————– in the alveolar bone.
a) High support.
b) Rigid roots.
c) Long roots.
d) None of the above. **
18. In special situations as ———————— a cast restoration may be cemented initially with temporary cement.
a) Sensitive tooth. **
b) Loose tooth.
c) Short teeth.
d) All of the above.
19. During healing of extraction space ————– dentures will act as a bandage to protect the surgical area.
a) Partial.
b) Complete.
c) Immediate. **
d) Over.
20. Shade color selection is done before tooth ———————–.
a) Preparation. **
b) Impression.
c) Dry.
d) Restoration.
21.Crown preparation margins are known as ——————–.
a) Bevel.
b) Chamfer.
c) Shoulder.
d) All of the above. **
22. Post and core can be used in case of ——————– tooth.
a) Non vital. **
b) Vital.
c) Large.
d) Young.
23. Vasoconstrictor agent is the active astringent in —————-
retraction cord.
a) Twisted.
b) Impregnated. **
c) Vasoconstrictor.
d) Mechanical.
24. Gingival retraction cord is removed just —————— the impression is taken.
a) After.
b) Before. **
c) While.
d) None of the above.
25. In the final crown cementation the cement is applied only in the ——————— surface of the crown.
a) Anterior.
b) Pressure.
c) Internal. **
d) Facial.
26. In selection of a removable prosthesis, extra oral and ——————-factors are to be considered.
a) Cervical.
b) Intra oral. **
c) Mental.
d) Inter oral.
27. Contraindications of removable partial denture includes ———.
a) Adult patient.
b) Rampant caries. **
c) As splint.
d) One missing tooth.
28. A metal projection in a partial denture that acts to prevent its movement in a gingival direction is called ——————–.
a) Retainer.
b) Artificial teeth.
c) Rest. **
d) Major connector.
29. At the try in stage the artificial teeth are set in ——————.
a) Rubber.
b) Acryl.
c) Wax. **
d) Compound.
30. Occlusion is checked to avoid pressure and ——————.
a) Bone resorption. **
b) Sore spots.
c) Wear.
d) All the above.
31. Retention of a maxillary complete denture depends on suction seal known as ———————–.
a) Post dam. **
b) Base.
c) Connector.
d) Metal framework.
32. Final impression of complete dentures is usually done in ———————- trays
a) Custom. **
b) Provisional.
c) Stalk.
d) Metal.
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