Automatrix is a 1) Matrix system that automatically gets attached with retainer and the tooth 2) System where a single retainer can be used for all matrix bands 3) Retainer less matrix system designed for any tooth regardless of its circumference 4) None of the above
Conservative DentistryAnswer: 3
The best method to retract gingiva for class V composite restoration 1) Retraction ford 2) Electrosurgery 3) Rubber dam 4) All of the above
Conservative DentistryAnswer: 3
A rough finish is obtained by 1) Conventional composites 2) Microfilled composites 3) Hybrid composites 4) All of them equally
Conservative DentistryAnswer: 1
Outline form of the cavity preparation is the form of cavity 1) That resists the fracture of the tooth structure 2) That resists the displacement of the restoration 3) That determines the shape and form of the cavity 4) That provides ease of instrumentation
Conservative DentistryAnswer: 3
Best marginal integrity is obtained with 1) GIC 2) Gold foil 3) Gold inlay 4) Amalgam
Conservative DentistryAnswer: 2
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 portion of the tooth where the enamel rods are perpendicular to the tangent of the surface 1. Middle thirds of all axial surfaces 2. Incisal or occlusal thirds 3. Gingival thirds 4. All of the above
Conservative DentistryAnswer: 1
The base of class III preparation is 1. Axial wall 2. Gingival wall 3. Facial wall 4. Lingual wall
