Cutting instruments should be thoroughly sharpened 1) To reduce pain 2) To effectively control the instrument 3) To create smooth surface wall 4) All of the above
Conservative DentistryAnswer: 4
The most common cause of gingivitis after restorative procedure is 1) Gingival retraction during impression taking 2) Rough margins and overhanging restorations 3) Both A and B 4) None of the above
Conservative DentistryAnswer: 2
Caries activity is more in persons suffering from 1) Xerostomia 2) Parkinsonism 3) Down"s syndrome 4) All of the above
Conservative DentistryAnswer: 1
The malleting force is directed 1) Perpendicular to the walls 2) Parallel to long axis of crown 3) 45 degree to the wall 4) None of the above
Conservative DentistryAnswer: 3
The pulp horn that is most likely to be exposed during cavity preparation on deciduous molars is 1. Mesiobuccal of first molar 2. Mesiobuccal of second molar 3. Distobuccal of first molar 4. Distobuccal of second molar
Conservative DentistryAnswer: 1
Restoration of a cusp by amalgam is done 1) By removing a thick layer of amalgam 2) Only a slight amount of enamel is removed 3) Cusp should be reduced at least 2 mm by flattening them 4) None of the above
Conservative DentistryAnswer: 3
Proximal caries can be detected best with 1) Intraoral periapical radiographs 2) Bitewing radiographs 3) Occlusal radiographs 4) Orthopantomographs
Conservative DentistryAnswer: 2
A thick matrix band has mainly the disadvantage of 1) May damage periodontal ligament 2) Adaptation in the interdental area is difficult 3) Proper proximal contacts are difficult to achieve 4) Difficult in contouring
