Which tooth has maximum root surface area 1) Maxillary first molar 2) Mandibular firsts molar 3) Maxillary canines 4) Mandibular central incisors
ProsthodonticsAnswer: 1
The minimum amount of space provided for the polysulphide impression in the tray should be 1) 2-3 mm 2) 4-6 mm 3) 6-8 mm 4) 8-10 mm
ProsthodonticsAnswer: 4
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
Wrought wire partial denture clasps are designed for a maximum undercut of
1. 0.02 inches
2. 0.002 inches
3. 0.2 inches
4. 0.0002 inches
ProsthodonticsAnswer: 1
The best time to correct faulty occlusion in the denture is 1. At the time of delivery of dentures 2. After 24 hours of wearing the denture 3. Only if patient complains of pain 4. No need to make occlusal corrections
ProsthodonticsAnswer: 1
Ante"s law concerns the 1) Degree of tipping allowable in an abutment tooth 2) Amount of curvature acceptable in the plane of occlusion 3) Amount of increase in retentive factor with a full crown versus a three-quarter crown 4) None of the above
ProsthodonticsAnswer: 4
Overextension of the posterior border of the denture causes 1) Gagging sensation 2) Epulis fissuratum 3) Sagging of the corners of the mouth 4) All of the above
ProsthodonticsAnswer: 1
Treatment of choice for a patient with a maxillary complete denture with severe bilateral tuberosity undercuts 1) Remove both tuberosity undercuts 2) Remove the tissue on only one side if possible 3) Maintain the undercuts as they help in retention 4) Use an mucostatic impression material
