Which of the following has high degree of correlation of PI of Russell"s 1) OHI-S 2) PMA index 3) Loe and Sillness 4) Sillness and Loe
PeriodonticsAnswer: 1
The best bone graft which can be utilized for reconstruction is 1) Costochondral graft 2) Calvarial graft 3) Iliac crest graft 4) Metatarsal bone graft
PeriodonticsAnswer: 3
The following most frequently forms at tooth-tissue interface following flap surgery or curettage 1) Scar formation 2) Adhesion of collagen fibres 3) Long junctional epithelium 4) Collagen fibres parallel to root surface
PeriodonticsAnswer: 3
Early lesion of gingivitis is characterised by all of the following except 1) Dominated by lymphocytes 2) Destruction of collagen fibres 3) Irreversible nature 4) Developing one week after no oral hygiene
PeriodonticsAnswer: 3
Severe alveolar bone loss, as observed in juvenile periodontitis, is associated with 1) Cyclic neutropenia 2) Lysis of neutrophils 3) Increased phagocytosis 4) Neutrophil chemotactic defects
PeriodonticsAnswer: 4
Scaling and root planing elicits 1. Cell mediated immunity 2. Antibody mediated humoral immunity 3. Non-specific immunity 4. No response
PeriodonticsAnswer: 2
In periodontitis, maximum destruction is present in 1. Lateral wall of pocket 2. Root surface 3. Junctional epithelium 4. None of the above
PeriodonticsAnswer: 1
While sharpening curettes and sickles, the internal angle of ............... must be preserved between the face and lateral surface 1) 50-60 2) 60-70 3) 70-80 4) 80-90
