Which of the following mesial root surfaces cannot be thoroughly cleaned by floss 1) Mandibular first molars 2) Maxillary first premolar 3) Maxillary canines 4) Mandibular second premolar
PeriodonticsAnswer: 2
Junctional epithelium is very susceptible to infection because 1) A tooth projects out from the oral cavity 2) Calcified tissue is attached to connective tissue 3) It has a high turnover rate of cells 4) None of the above
PeriodonticsAnswer: 3
When scaling and root planing, the primary objective of the procedure is to 1) Cause shrinkage of gingival tissue 2) Create glass-like root surface 3) Remove all cementum 4) Restore the gingival tissue to health
PeriodonticsAnswer: 4
HIV periodontitis is 1. Diagnostic of HIV infection 2. Characterized by remission and exacerbations 3. Characterized by necrosis and periodontal destruction 4. Periodontitis is not seen in HIV infection
PeriodonticsAnswer: 3
Lateral displaced flap is most successful if the recession is 1. Narrow and short 2. Narrow and long 3. Short and wide 4. Wide and long
PeriodonticsAnswer: 2
Coaggregation is mainly predominated by 1) Interaction between Gm +ve bacteria 2) Interaction between Gm -ve bacteria 3) Interaction between Gm +ve and -ve bacteria 4) None of the above
PeriodonticsAnswer: 2
In which of the following conditions is permanent dentition not affected 1. Papillon-Leferve syndrome and Down"s syndrome 2. Hypophosphatasia and prepubertal periodontitis 3. Prepubertal and juvenile periodontitis 4. All of the above
PeriodonticsAnswer: 2
Most effective way to remove tenacious ledge of subgingival calculus is to 1) Remove it in sections 2) Remove it layer by layer 3) Remove entire mass in one stroke 4) Use a file to remove it
