RC-prep is a combination of 1) EDTA with carbamide periodide 2) EDTA with hydrogen periodide 3) EDTA with sodium hypochlorite 4) EDTA with urea periodide
EndodonticsAnswer: 4
In periapical lesions of average size, time needed for osteogenesis is 1) 1-2 months 2) 2-6 months 3) 6-12 months 4) 2 weeks
EndodonticsAnswer: 3
Which of the following is a disinfectant, sterilizing agent and an antiseptic 1. Sodium hypochlorite 2. Glutaraldehyde 3. Hydrogen peroxide 4. Methylated spirit
EndodonticsAnswer: 1
Endodontic therapy in a single rooted teeth is contraindicated in 1. PA abscess 2. Horizontal root fracture 3. Vertical root fracture 4. Chronic abscess & sinus
EndodonticsAnswer: 3
Pain due to acute "irreversible" pulpitis is 1) Spontaneous 2) Sharp 3) Lasting for short time 4) Both A and B
EndodonticsAnswer: 4
In a vital rooth if root canal treatment is to be performed, then 1) Root canal filling should be 0.5-1 mm short of the radiographic apex and filling to the same length 2) Root canal filling should be up to the radiographic apex 3) Root canal filling 0.5-1 mm beyond the radiographic apex 4) Root canal filling 0.5-1 mm short of the radiographic apex
EndodonticsAnswer: 1
A 12-year-old child comes to your office with a history of long-term use of tetracycline. The anterior teeth are a mild yellowith brown. What method would you use to remove the stain? 1) Hydrochloric acid pumice microabrasions 2) At home bleaching method 3) Superoxol with or without heat 4) Composite resin veneers
EndodonticsAnswer: 2
Which of the following directly affects the prognosis of an avulsed tooth 1) Length of time to the tooth was out of the mouth 2) Condition of the dental socket when the tooth was replanted 3) Whether necrotic cementum was removed from the root 4) Whether the pulp was extirpated to prevent periapical inflammation
