Irreversible pulpitis results from reversible pulpitis due to 1) Invasion of the microorganisms 2) Increased pressure within the pulp chamber 3) Increased blood supply 4) Strangulation of the pulp
Conservative DentistryAnswer: 1
Pulp horn most likely to be exposed in class II amalgam preparation in upper and lower first molar respectively 1. Mesiolingual and mediobuccal 2. Mediolingual and distolingual 3. Distobuccal and distolingual 4. Distolingual and distobuccal
Conservative DentistryAnswer: 1
In designing a retainer on a non-carious mandibular first premolar abutment with short clinical crown, which of the following restoration is most appropriate 1) A full crown 2) A reverse 3/4 crown 3) MOD onlay 4) Inlay
Conservative DentistryAnswer: 3
Tick the odd one out 1. Degassing 2. Desorbing 3. Annealing 4. Metalizing
Conservative DentistryAnswer: 4
In class V preparation the wall which is not present at all 1) Pulpal 2) Distal 3) Mesial 4) Axial
Conservative DentistryAnswer: 1
Friction locked pins are usually retained by 1) Threads on pin 2) Resiliency of dentin 3) Luting cement 4) Channel depth
Conservative DentistryAnswer: 2
The main purpose of etching the enamel before placing composites 1) Increases the surface area 2000 times 2) To create surface irregularities to aid in mechanical interblocking 3) Allow proper adaptation and decrease marginal leakage 4) All of the above
Conservative DentistryAnswer: 4
The following factor determines the horizontal displacement of the proximal portion of class II inlay 1) Parallelism of the opposite buccal and lingual walls 2) Relationship between proximal box, isthumus and occlusal dovetail 3) Bevelling of the cavosurface, margins 4) Strength of the luting agent used for cementing
