Test Your Knowledge - Free MCQ PRACTICE
by Saksham Chaudhry : Paschim Vihar, New Delhi 110063 T: 1142316457, 9810570740
A fresh set of 20 random questions is generated every time you open this page and every time you refresh it.
For each of the following multiple choice questions, choose the most appropriate answer :

1. Traumatically fractured crown of central incisor in an 8-years-old child with pulp exposure (more than 1 mm) half hour ago, medical history is non- contributory and the tooth is not displaced. What is your management:
A. Endodontics-pulpectomy and obturation. 
B. Direct pulpcap with caoh and composite. 
C. Caoh pulpotomy 
D. Total extirpation of pulp and CaOH 

2. Reparative dentine:
A. Second dentine. 
B. Sclerosing dentine with less permeability 
C. Highly tubular dentine and it is detective from first dentine. 
D. Formed as dentine Bridge above the pulp 

3. Which of the following endodontic failure may be retreated only with surgery:
A. Missed major canal. 
B. Persistent interappointment pain. 
C. Past and core 
D. Short canal filling 

4. Apexification is procedure that:
A. Involves the surgical removal of the apical region of the root and placement of a retrograde filling material 
B. Finds the most apical stop of the Gutta-Percha in RCT. 
C. Induce the formation of a mineral barrier in the apical region of incompletely root 
D. Is new in the endodontic field. 

5. The normal response of a inflamed pulp to the thermal testing is:
A. Hypersensitive painful response. 
B. Lingering painful response. 
C. Painful response that disappears soon after stimulus is removed 
D. No response. 

6. Hyperemia of the pulp result in :
A. Trauma of occlusion. 
B. Pain of short duration 
C. Radiographic changes. 
D. All of above 

7. To disinfect gutta percha points use:
A. Hydrogen peroxide 
B. 5.2% Sodium hypochlorite 
D. All of these 

8. Among the reasons that molar teeth are more difficult to treat It Endo than anterior teeth:
A. Molar have more complex canal configuration. 
B. Molar tend to have greater canal curvature. 
C. A and B 
D. None of these 

9. Which of the following may be used to disinfect gutta percha points
A. Boiling. 
B. Dry heat sterilization 
C. Chemical solutions 
D. Autoclave. 

10. The pH of the calcium hydroxide is:
A. 7.2 
B. 12 
C. 19 
D. 5.5 

11. The accesses opening for a maxillary premolar is most frequently:
A. Oval 
B. Square. 
C. Triangular. 
D. None of these 

12. The root canal treated teeth has the best prognosis when the root canal is instrumented and obturated:
A. To the radiograph apex. 
B. 1 mm beyond the radiograph apex. 
C. 3-4 mm short of the radiograph apex 
D. 1-2 mm short of the radiograph apex 

13. The radiographic criteria used for evaluating the successes of endodontic therapy
A. Reduction of the size of the periapical lesion 
B. No response to percussion and palpation test. 
C. Extension of the sealer cement through lateral canals. 
D. None of these 

14. A 20 years old male patient came with severe pain on chewing related to lower molars. Intraoral examination reveals no caries, good oral hygiene, no change in radiograph. PT give history of bridge cementation 3 days ago. Diagnosis:
A. Pulp necrosis. 
B. Acute apical periodontitis 
C. Chronic apical abscess. 
D. None of these 

15. Pulp stone can be the following EXCEPT:
A. In radiographs,Small spheroidal radiopaque. 
B. False stone occurs due to dystrophic dentin 
C. Cause discomfort & pain to the patient 
D. Present freely in the pulp. 

16. Diagnosis prior to RCT should always be based on:
A. Good medical and dental history. 
B. Proper clinical examination. 
C. A periapical radiographs. 
D. All of these 

17. If tooth or root is pushed during surgical extraction into Max Sinus:
A. Leave it and inform the patient 
B. Remove it as soon as possible 
C. Follow the Pt for 3 months. 
D. None of these 

18. In case of traumatic intrusion of young permanent incisor, the treatment of choice is:
A. Slow orthodontic extrusion using light force. 
B. Surgical repositioning of intruded tooth and splinting. 
C. To wait for re eruption of the intruded tooth during months 
D. Only antibiotic prescription and wait for eruption 

19. Treatment of internal resorption involves:
A. Enlarging the canal apical to the resorbed area for better access. 
B. Utilizing a silver cone and sealer to fill the irregularities in the resorbed area. 
C. Complete extirpation of the pulp to arrest the resorption process 
D. Filling the canal and defect with amalgam 

20. All are irrigation for canals EXCEPT:
A. Saline. 
B. Hydrogen beroxide. 
C. Sodium hypochlorite 
D. RC prep 

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