The distance between the teeth and the axis of rotation is shorter than the skull with the resultant loss of accuracy. The instrument which produces such type of replication is 1. Semi-adjustable articulator 2. Hinge articulator 3. Fully adjustable articulator 4. Face-bow articulator
ProsthodonticsAnswer: 1
The purpose of treatment removable partial denture 1) For convenience until a more definitive denture is rendered 2) To condition the soft tissue that have been abused by ill-fitting prosthesis 3) Aiding the patient in making transition to a complete denture 4) To condition the patient to wear a removable restoration
ProsthodonticsAnswer: 2
The primary function of partial denture rests is to
1. prevent extrusion of the abutment teeth
2. help establish a more acceptable occlusal plane
3. prevent food impaction between minor connector and the teeth
4. transfer the forces on the prosthesis down the long axis of the abutment teeth
ProsthodonticsAnswer: 4
A lingual rest is preferred to an incisal rest as it is
1. easier to prepare
2. more acceptable esthetically
3 nearer to the centre of rotation of the supporting teeth
4. less subject to breakage or distortion in function
ProsthodonticsAnswer: 3
Self-cured acrylic is used for denture repair instead of heat-cure acrylic because 1) Self-cure is stronger than the heat-cure 2) Distortion and warpage are less with the self-cure 3) Residual monomer content left out is less in self-cure 4) All of the above
ProsthodonticsAnswer: 2
When planning a maxillary class IV RPD, the planning for esthetics begins with 1) Survery of the radiograph 2) Selection of proper shade of artificial teeth 3) Survey of the diagnostic cast 4) Survey of the refractory cast
ProsthodonticsAnswer: 3
Distal end of the complete denture should be 1) On the vibrating line 2) 1-2 mm posterior to vibrating line 3) 1-2 mm anterior to the vibrating line 4) Should be always on the hard palate
ProsthodonticsAnswer: 2
While surveying for designing for a RPD, the location of the clasp is determined on 1) Refractory cast before casting 2) Master cast after final impression 3) Diagnostic cast before occlusal rests are prepared 4) All of the above