A pontic as compared to a missing posterior tooth should be 1) Same dimension as that of natural teeth 2) Same dimension mesiodistally but less faciolingually 3) Same dimension faciolingually but less mesiodistally 4) Large than natural tooth to exert same forces of mastication
ProsthodonticsAnswer: 2
Stability in RPD is best given by 1) Harmonious occlusion 2) Retentive arm 3) Reciprocal arm 4) Using anatomical pontics
ProsthodonticsAnswer: 1
Clinical features of trauma from occlusion (TFO) are all except 1) Mobility of tooth and sensitivity to percussion 2) Root resorption and angular bone loss 3) Chipping of enamel surface and wear facets 4) Trismus of muscles of mastication
ProsthodonticsAnswer: 3
Least preferred maxillary major connector is 1) Single palatal strap 2) Anterior-posterior palatal bar 3) Horse-shoe shaped major connector 4) Complete palatal coverage
ProsthodonticsAnswer: 3
In fixed prosthodontics, when should a. mutually protective occlusal scheme not be employed?
1. Class II malocclusion
2. Posterior cross bite
3. Class Ill malocclusion
4. All of the above
ProsthodonticsAnswer: 4
Combination clasp consists of 1) Wrought wire reciprocal and cast retensive arm 2) Wrought retentive arm and cast reciprocal arm 3) Wrought reciprocal and wrought retentive arm 4) Cast retentive and cast reciprocal arm
ProsthodonticsAnswer: 2
The massetric notch in distobuccal corners of the mandibular denture is due to 1) Action of buccinator on masseter 2) Action of masseter on buccinator 3) Action of palatoglossus on buccinator 4) Action of superior constrictor on masseter
ProsthodonticsAnswer: 2
Porcelain jacket crown can best tolerate which of the following forces 1) Compressive forces 2) Shearing stress 3) Tensile forces 4) None of the above
