As compared to relining, in rebasing of a denture a change is effected in 1) Centric occlusion 2) Centric relation 3) Entire denture base 4) Tissue surface
ProsthodonticsAnswer: 3
When a tooth preparation is completed for a crown, occlusal clearance can be best checked by 1) Visual examination 2) Waxbite chew in teeth prepared 3) Impression compound 4) Articulating paper
ProsthodonticsAnswer: 2
In complete denture teeth setting, to achieve a fully balanced occlusion 1. The posterior teeth should be 0 degree cuspal inclination 2. Cuspal inclination does not play a part 3. The most ideal is 33 degrees cuspal inclination 4. 45 degrees cuspal inclination is a must
ProsthodonticsAnswer: 1
The function of minor connector is 1) Connect major connector to all components of the RPD 2) Prevents gingival displacement of the RPD 3) Allows a single path of placement of the RPD 4) None of the above
ProsthodonticsAnswer: 1
In which of the following cases may a non-rigid connector be used in fixed partial dentures? 1) Long span FPD replacing two or more teeth 2) Short span FPD replacing one missing tooth in which the prepared abutment teeth are not in parallel alignment 3) Long or short span FPD in which one abutment tooth has limited periodontal support 4) None of the above
ProsthodonticsAnswer: 2
Mechanical properties of the CD made of acrylic resin are affected by the 1) Molecular weight of the polymer 2) Addition of the cross-linked agent 3) Composition of monomer 4) All of the above
ProsthodonticsAnswer: 4
The purpose of plane of orientation is 1) To serve as a guide in establishing occlusal plane 2) To aid in measuring height and length of posterior teeth 3) Both A and B 4) None of the above
ProsthodonticsAnswer: 1
Discolouration of a denture constructed from cold cure acrylic resin is due to 1) Absorption of oral fluids 2) pH changes in saliva 3) Leaching out of tertiary amines 4) Leaching out of excess monomer
