When compared to normal population Down"s syndrome is characterised by 1. High prevalance of caries but low prevalence of periodontitis 2. Low prevalance of caries but high prevalance of periodontitis 3. High incidence of caries and periodontitis 4. Low incidence of caries and periodontitis
PeriodonticsAnswer: 2
Periodontal ligament is widest at 1) Alveolar crest 2) Apical region 3) At fulcrum of rotation 4) Mid-root level
PeriodonticsAnswer: 1
Normal consistency of the gingiva is 1) Soft 2) Hard 3) Firm 4) Firm and leathery
PeriodonticsAnswer: 3
One of the main disadvantages of air-powder polishing system is 1) Irreversible damage to gingiva 2) Inability to remove extrinsic strains and soft deposits 3) Large quantity of Acrosol created 4) Irreversible damage to tooth structure
The syndrome characterised by Hyperkeratotic skin lesions, severe destruction of the periodontium and calcification of the dura 1. Down"s syndrome 2. Chediak-Hagashi syndrome 3. Papillon-Lefevre syndrome 4. None of the above
PeriodonticsAnswer: 3
Which of the following tissue relationships is most likely to occur after placing a lateral sliding graft on denuded root surface 1. Intermingling of fibres from recipient and donor sites 2. Epithelium of previously denuded root surface began to grow over 3. Both the above 4. None of the above
PeriodonticsAnswer: 2
Undermining resorption occuring from within marrow spaces towards PD ligament is found 1) Bone covering unerupted tooth 2) Bone due to hormonal changes 3) Due to necrosis of bone on compression side as a result of occlusal trauma 4) All of the above
