MDS PREP
Gingival recession occurs at the expense of
1) Cementum
2) Periodontal ligament
3) Gingiva
4) Alveolar bone
Periodontics
Answer: 2
Which of the following procedures is least successful in resolving a periodontally related osseous defect
1) Osseous coagulum graft
2) Resection surgery
3) Reattachment procedure
4) Alloplast graft
Periodontics
Answer: 3
Which of the following about conventional gingevectomy is untrue
1) Eliminate false pockets
2) Heal by secondary intention
3) Leads to decrease in width of attached gingiva
4) Provides accessibility to alveolar bone
Periodontics
Answer: 4
All of the following about Down"s syndrome are true except
1. PDL degeneration takes place
2. Tooth never exfoliates though there is advanced PDL loss
3. Deep periodontal pockets associated with a substantial plaque
4. Acute necrotizing lesions are a frequent finding
Periodontics
Answer: 2
Removal of the epithelial attachment during subgingival curettage will result in
1. rapid spread of infection
2. pocket becoming shallower
3. increased mobility of the tooth
4. pocket depth increasing after therapy
Periodontics
Answer: 2
Removal of the epithelial attachment during subgingival curettage can lead to a
reduction in pocket depth as the healing process occurs, allowing for
reattachment of the epithelium to the tooth surface.
Crystalline form of calcium phospate found in highest concentration in supra gingival plaque is
1) Brushite and hydroxy apatite
2) Hydroxy apatite and whitlocklite
3) Whitlocklite and brushite
4) Hydroxy apatite & octocalcium phosphate
Periodontics
Answer: 4
Which of the following about conventional gingevectomy is untrue
1. Eliminate false pockets
2. Heal by secondary intention
3. Leads to decrease in width of attached gingiva
4. Provides accessibility to alveolar bone
Periodontics
Answer: 4
Major problem in scaling and root planing in interproximal areas of mandibular anterior tooth is
1. Small dimensions of crown
2. Small dimension of root
3. Proximity of root surfaces
4. All of the above