Which of the following is not true 1) Periodontal cyst always develops from dentigerous cyst 2) In periodontal cyst, tooth may be vital 3) Both A and B are true 4) None of the above true
PeriodonticsAnswer: 1
All are true of periodontal index of Russell"s except 1) Indicates masticatory efficiency 2) Measures pocket depth in mm 3) Considers radiographic findings also 4) None of the above
PeriodonticsAnswer: 2
Which of the following antibiotics prescribed in case of juvenile periodontitis 1) Tetracycline 2) Erythromycin 3) Sulfadiazine 4) Cephalexin
PeriodonticsAnswer: 1
The outcome of results of laterally positioned flap depends on 1. Presence of sufficient bone support at donor site 2. Thickness of attached gingiva at donor site 3. Width of attached gingiva at donor site 4. All of the above
PeriodonticsAnswer: 4
Transformation of plaque into calculus results from 1) Local rise of degree of saturation of calcium and phosphate 2) Lowering of Ca-p precipitation constant 3) Increased alkalinity 4) All of the above
Of the following four bacterial species, which is LEAST LIKELY to be found in plaque? 1) Actinomyces viscosus 2) Streptococcus mutans 3) Streptococcus salivarius 4) Streptococcus sanguis
PeriodonticsAnswer: 3
Root commonly removed in maxillary first molar during hemisection or root section is 1) Palatal 2) Distobuccal 3) Mesiobuccal 4) None of the above
