Condylar guidance was set on articulator at 25 degrees using protrusive jaw records, but after processing the anterior teeth seem to interface in protrusive movements. The reason may be 1. Correct recording of the condylar inclination but improper setting of teeth 2. Faulty registration of the condylar inclination, which is greater than 25 degrees 3. Correct setting of the condylar inclination but improper incisal guidance 4. All of the above
ProsthodonticsAnswer: 2
Only pure hinge movements of the mandible occur at 1) Centric occlusion 2) Centric relation 3) Lateral occlusion 4) Terminal hinge position
ProsthodonticsAnswer: 4
Survey lines are placed on abutment tooth when planning for an RPD clasp at 1) Gingival thirds only 2) Occlusal thirds only 3) Middle thirds only 4) All of the above
ProsthodonticsAnswer: 4
An articulator is 1) Lab analouge of TMJ which simulates the jaw movements and the relations 2) Is a means for arranging the teeth in balanced occlusion 3) To be used for fixed partical denture construction only 4) Simulates only masticatory movements
ProsthodonticsAnswer: 1
Epulis fissuratum and papillary hyperplasia seen in complete denture wearing patients is due to 1. Overextension of the labial flange and improper relief of the maxillary denture 2. Improper relief of maxillary denture and overextension of the labial flange 3. Improper relief of the maxillary denture and the absence of anterior contacts in centric relation 4. All of the above
ProsthodonticsAnswer: 1
In an FPD the number of abutments is determined by the 1) Number of teeth to be replaced 2) Crown-root ratios of the abutment 3) Height of the supporting alveolar bone 4) All of the above
ProsthodonticsAnswer: 4
Occlusal forces generated by the natural dentition is in the order of 1) 25 pounds 2) 50 pounds 3) 100 pounds 4) 150 pounds
ProsthodonticsAnswer: 4
Lingual cusp of a maxillary molar is reduced when deflective occlusal contacts 1) Occur only in centric relation 2) Occur only in eccentric relation 3) Occur in both centric relation as well as lateral movements 4) Supporting cusps should not be reduced