Pain due to acute "irreversible" pulpitis is 1) Spontaneous 2) Sharp 3) Lasting for short time 4) Both A and B
EndodonticsAnswer: 4
The lower incisors of a patient were injured four years ago. Now radiographs reveal a large radiolucent area associated with the apices of these teeth. Line of treatment is 1) Extract four incisors 2) Perform PA surgery 3) Endodontic treatment of only non-vital teeth 4) None of the above
EndodonticsAnswer: 3
Exarticulation of teeth means 1. Intrusion 2. Extrusion 3. Subluxation 4. Avulsion
EndodonticsAnswer: 4
The largest component of gutta-percha cones is 1. Gutta-percha 2. Zinc oxide 3. Resins and waxes 4. Colouring agents
EndodonticsAnswer: 2
Term "apical collar" (or) "apical seat" refers to 1) Resistance form of canal preparation 2) Located in apical 2 mm with parallel walls 3) Mechanically prepared portion of root canal 4) All of the above
EndodonticsAnswer: 4
Internal resorption is due to............ 1. Pulp necrosis 2. Acute inflammation of pulp 3. Chronic inflammation of pulp 4. None of the above
EndodonticsAnswer: 3
Instrument of choice for biomechanical preparation in fine root canals of double curved canals 1) H file 2) K-flex file 3) Unifile 4) Reamer
EndodonticsAnswer: 1
Which strain of yeast is found in the root canal 1) Candida alibicans 2) Cryptococcus 3) Histoplasma 4) Actinomyces
