Periodontology: Mohamed Zeina

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Periodontology: Mohamed Zeina

  1. 1. 4. Which of the following is NOT a sign or symptom of the myofascial pain dysfunction syndrome?  A. Pain.  B. Muscle tenderness.  C. Limitation of jaw motion.  D. "Clicking" or "popping" noise in the joints.  E Radiographic changes of the joint.   189
  2. 2. 202 7- The oral mucosa covering the base of the alveolar bone  A. is normally non-keratinized but can become keratinized in response to physiological stimulation.  B. is closely bound to underlying muscle and bone.  C. does not contain elastic fibres.  D. merges with the keratinized gingiva at the mucogingival junction.  E. has a tightly woven dense collagenous corium.  Caranza p43
  3. 3. 203 4. With the development of gingivitis, the sulcus becomes predominantly populated by  A. gram-positive organisms.  B. gram-negative organisms.  C. diplococcal organisms.  D. spirochetes.
  4. 4. CARANZA P106
  5. 5. 203 5- The colour of normal gingiva is affected by the 1. vascularity of the gingiva. 2. epithelial keratinization. 3. thickness of the epithelium. Caranza p 41 4. melanin pigmentation.  A. (1) (2) (3)  B. (1) and (3)  C. (2) and (4)  D. (4) only  E. All of the above.
  6. 6. 203 6- Which cells migrate into the gingival sulcus in the largest numbers in response to the accumulation of plaque?  A. Plasma cells and monocytes.  B. Polymorphonuclear leukocytes.  C. Macrophages.  D. Lymphocytes.  E. Mast cells. Caranza p 139
  7. 7. 203 7- Gingival crevicular fluid  A. never varies in volume.  B. is a transudate.  C. is derived from mast cells.  D. is an exudate.  E. B. and D.
  8. 8. 203 8. After a tooth surface has been completely cleaned, the new mucoprotein coating which forms on the surface is called  A. pellicle.  B. plaque.  C. materia alba.  D. primary cuticle.  E. Nasmyth's membrane
  9. 9. 203 9- An acute lateral periodontal abscess can be differentiated from an acute abscess of pulpal origin by the  A. type of exudate.  B. intensity of pain.  C. nature of swelling.  D. degree of tooth mobility.  E. response to a vitality test.
  10. 10. 204 1. Maximum shrinkage after gingival curettage can be expected from tissue that is  A. fibroedematous.  B. edematous.  C. fibrotic.  D. formed within an infrabony pocket.  E. associated with exudate formation.
  11. 11. 204 5. The periodontium is best able to tolerate forces directed to a tooth  A. horizontally.  B. laterally.  C. obliquely.  D. vertically. Caranza P 39
  12. 12. 204 6- Overhangs on restorations initiate chronic inflammatory periodontal disease by  A. increasing plaque retention.  B. increasing food retention.  C. causing traumatic occlusion.  D. causing pressure atrophy. Caranza p 189
  13. 13. 204 8. The predominant cells in the inflammatory exudate of an acute periodontal abscess are  A. neutrophils.  B. eosinophils.  C. basophils.  D. lymphocytes.  E. monocytes.
  14. 14. 204 9- Which treatment procedure is indicated for a patient with asymptomatic age related gingival recession?  A. Connective tissue graft.  B. Gingivoplasty.  C. Lateral sliding flap.  D. Gingival graft.  E. No treatment.
  15. 15. 205 1- Irregularly distributed shallow to moderate craters in the interseptal bone are best eliminated by  A. osteoplasty.  B gingivoplasty.  C deep scaling.  D bone grafting.
  16. 16. 205 6. A clenching habit may be a factor in  A. suprabony periodontal pocket formation.  B. marginal gingivitis.  C. increased tooth mobility.  D. generalized recession.
  17. 17. 206 2- In periodontics, the best prognosis for bone regeneration follows the surgical treatment of  A. Connective tissue graft.  B. Gingivoplasty.  C. Lateral sliding flap.  D. Gingival graft.  E. No treatment.
  18. 18. 206 3. The most important diagnostic element in assessing the periodontal status of a patient is the  A. results of vitality testing.  B. radiographic appearance.  C. depth of periodontal pockets.  D. mobility of the teeth.
  19. 19. 206 5- The absence of adequate drainage in a periodontal pocket may result in  A. cyst formation.  B. abscess formation.  C. epithelial hyperplasia.  D. increased calculus formation
  20. 20. 206 6. Necrotizing ulcerative gingivitis (NUG) and acute herpetic gingivostomatitis can be differentiated clinically by (the)  A. location of the lesions.  B. temperature of the patient.  C. pain.  D. lymphadenopathy.
  21. 21. 206 7- The instrument best suited for root planing is a/an  A. hoe.  B. file.  C. curette.  D. sickle scaler.  E. ultrasonic scaler.
  22. 22. 206 8. Correction of an inadequate zone of attached gingiva on several adjacent teeth is best accomplished with a/an  A. apically repositioned flap.  B. laterally positioned sliding flap.  C. double-papilla pedicle graft.  D. coronally positioned flap.  E. free gingival graft. Caranza p854
  23. 23. 213 6- Which of the following bacterial products have been implicated in the initiation of inflammatory periodontal disease? 1. Protease. 2. Hyaluronidase. 3. Neuraminidase. 4. Endotoxin. 5. Desxyribonuclease. A. (1) and (2) B. (1) (2) (4) C. (2) (3) (4) D. (2) (3) (5) E. (3) (4) (5)
  24. 24. 213 7. In long-standing gingivitis, the subgingival microflora shifts toward  A. aerobic bacteria.  B. Gram-positive bacteria.  C Gram-negative anaerobic bacteria.  D None of the above.

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