154 Periodotalogy- Prof. Sok Chea
.
- 1.We need to consider which of the following in the treatment of refractory periodontal disease :?
- A.
Surgery
- B.
Antibiotic
- C.
Systemic health
- D.
Mechanical debridement
- E.
All of the above
- 2.In an adult patient with chronic adult periodontitis the most successful approach to treatment is:?
- A.
Surgery
- B.
Extreme initial treatment followed by reviews every year
- C.
Initial periodontal therapy followed by maintenance therapy alone
- 3.What are common indications for Apically Positioned Flap?
- A.
Crown lengthening
- B.
Pocket reduction
- C.
Root coverage
- D.
All of the above
- E.
Crown lengthening and Pocket reduction
- 4.What bacteria are associated with ANUG?
- A.
P. gingivalis
- B.
Actinobacillus actinomycetemcomitans,
- C.
Fusobacterium nucleatum and Prevetella intermedia,
- D.
Fusospirochetal complex (fusiform bacteria and spirochetes).
- 5.When should a soft tissue graft be considered as an appropriate treatment of gingival recession?
- A.
Probing extents beyond the mucogingival junction
- B.
Abnormal frenum attachment
- C.
Root sensitivity, root caries
- D.
All above
- 6.In an adult patient with chronic adult periodontitis the most successful approach to treatment is?
- A.
Surgery
- B.
Extreme initial treatment followed by reviews every year
- C.
Initial periodontal therapy followed by maintenance therapy alone
- 7.Pre-operative preparation of exposed roots following gingival recession can be accomplished using substances such as EDTA or Tetracycline paste, for what period of time must this be applied to the root surface?
- A.
1mm
- B.
2mm
- C.
4mm
- D.
5mm
- E.
3mm
- 8.The following substance(s) can be used to condition the root surface prior to grafting?
- A.
EDTA
- B.
Tetracycline
- C.
Acidic acid
- D.
Nitric acid
- E.
EDTA, Tetracycline and Citric acid
- 9.The use autogenous grafts utilizing the palatal connective tissue the initial incision for graft harvesting should be made at what measurement above the gingival margin of the maxillary teeth?
- A.
1mm
- B.
3mm
- C.
4mm
- D.
The measurement is relatively unimportant
- E.
2mm
- 10.Incision in the esthetic zone with regards to semi-lunar graft treatment of gingival recession: ?
- A.
Should whenever possible be vertical
- B.
Should where ever possible be made through thin connective tissue
- C.
Should initially be made of full thickness
- D.
Initially should be made at the mucogingival junction
- 11.Modified Widman Flap was first introduce by ?
- A.
Neuman in 1920
- B.
Widman in 1918
- C.
Ramfiord and Widman in 1974
- D.
Ramfiord and Neuman in 1945
- E.
Ramfiord and Nissele in 1974
- 12.Apical position flap was first introduced by ?
- A.
Neuman in 1918
- B.
Kirkland, O. in 1920
- C.
Nebers, Neuman in 1954
- D.
Nebers, C.L in 1954
- 13.Papilla preservation flap was first introduced by ?
- A.
Kirkland, O. in 1985
- B.
Friedman and Neuman in 1985
- C.
Neuman and Arjaudo, a.a & Tyrell in 1985
- D.
Takei, H,H in 1985
- 14.Two releasing incisions demarcate the area schedule for surgical therapy. A scalloped reverse bevel incision is made in the gingival margin to connected the two releasing incision. This technic called:?
- A.
Apical position flap
- B.
Modified Widman flap
- C.
Papilla preservation flap
- D.
Kirdland flap
- E.
Original Widman flap
- 15.Intracrevicular incision then the gingiva is retracted to expose the diseased root surfaces and the exposed root surfaces are subjected to mechanical debridement then the flap are replaced to their original position and sutured. This technic called. ?
- A.
Apical position flap
- B.
Original Widman flap
- C.
Modified Widman flap
- D.
Papilla preservation flap
- E.
Kirdland flap
- 16.The initial incision is placed 0.5-1mm from the gingival margin and parallel to the long axis of the tooth. Following careful elevation of flaps, second intracrevicular incision is made to the alveolar bone crest to separate the tissue collar from the root surface. A third incision is made perpendicular to the root surface and as close as possible to the bone crest, thereby separating the tissue collar from the alveolar bone. This technic called:?
- A.
Apical position flap
- B.
Original Widman flap
- C.
Papilla preservation flap
- D.
Kirdland flap
- E.
Modified Widman flap
- 17.All the following are phases of periodontal treatment plan except: ?
- A.
Surgical phase
- B.
Maintenance phase
- C.
Non-surgical phase
- D.
Refractory phase
- 18.Necrotizing ulcerative periodontitis ?
- A.
Is associated with deep periodontal pocket
- B.
Is not responsive to any therapy
- C.
Leads to gingival recession due to faulty tooth brushing
- D.
Is associated with crater like depression at the tip of interdental papilla and vesicle formation
- 19.Which is the best method of brushing technique preferred for the patient with orthodontic appliance: ?
- A.
Bass method
- B.
Still man method
- C.
Both a and b correct
- D.
Charter’s method
- 20.Which of the following statements accurately interrelates the tooth and periodontium interface?
- A.
Junctional epithelium cells are oriented parallel to the root surface
- B.
The juntional epeithelial cells are non secreting cells
- C.
The lamina densa primarily contains hemidesmosomal plaques.
- D.
Periodontal ligament fibers insert in cementum and bone biochemically through fibronectin
- 21.During an acute gingival inflammation response, which of the following cell types can destroy virulent bacteria by phagocytosis and T-cell mediation?
- A.
Plasma cells
- B.
Mast cells and Polymorphonuclear
- C.
Limphocytes
- D.
Macraphage
- 22.A 27 years-old present to your office all of the following: loss of interdental marginal stippling, blue-red tissue color, and bleeding upon gently probing, Your diagnosis is: ?
- A.
Gingival recession
- B.
Systemic diseases
- C.
Advanced periodontal diseases
- D.
Chronic gingivitis
- 23.Periodontium include all of the following: ?
- A.
Enamel, root periodontal ligaments and alveolar bone
- B.
Gum, alveolar bone, dentine and cementum
- C.
All of the above
- D.
Cementum, gum, alveolar bone and periodontal ligaments
- 24.40 years diabetic patient, present clinically with periodontal attachment loss and diagnosed as having periodontitis. According to AAP 1999 classification of periodontal diseases, the type of periodontitis in this case is:?
- A.
Aggressive periodontitis
- B.
Chronic periodontitis modified by systemic condition
- C.
Generalized aggressive periodontitis
- D.
Periodontitis as a manifestation of systemic disease
- 25.In the present of abundant plaque formation hyperplastic gingivitis can be associated with which of the following?
- A.
Cyclosporine
- B.
Procardia
- C.
Pregnancy
- D.
Phenytoin
- E.
All of them
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