Free Periodontology Dental MCQ

POST GRADUATE PERIODONTIC TESTS

1) Of the following indicies, which takes into account the thickness of plaque on the tooth:

a) PDI.
b) Plaque index of OLeary.
c) plaque index of loe and Silness.
d) simplified oral hygine indexof Green and Vermillion.

2) When patient fails to demonstrate adequate oral hygine during initial therapy,the best course of action is:

a) conservative osseous surgery.
b) to perform curettage only.
c) to limit therapy to gingivectomy.
d) to continue providing oral hygiene instruction and root planning.

3) Heavy fibrous gingival hyperplasia is best treated by:

a) subgingival curettage.
b) scaling and plaque control.
c) reverse bevel flap operation.
d) gingivectomy or gingivoplasty.

4) Bleeding upon gentle probing is indicative of:

a) food impaction.
b) crestal bone loss.
c) ulceration of the sulcular epithelium.
d) apical mirration of the epithelial attachment.

5) When the free margin of the gingiva is enlarged as a result of inflammation,its crest moves:

a) apically.
b) occlusally.
c) cervically.
d) mesially.

6) Water irrigation devices have been shown to:

a) eliminate plaque.
b) dislodge food particles from between the teeth.
c) prevent calculus formation.
d) diminish plaque formation.

7) The periodontal condition which usually has the worst prognosis is:

a) occlusal traumatism.
b) gingivitis.
c) juvenile periodontitis.
d) periodontal atrophy.

8) The reason(s) for using a modified pen grasp for periodontal instrumentation is /are because this grasp:

a) allows the clinician to rotate the instrument with fingers.
b) ensures control of the working end.
c) allows for controlled strokes for deposit removal.
d) all of the above.

9) Which of the following parts of an instrument should be considered when determining accessibility of the working end to a deep periodontal pocket:

a) the handle.
b) the shank.
c) the blade.
d) the cutting edge.

10) A pocket formed by gingival enlargement with out apical migration of the junctional epithelium is which of the following:

a) absolute pocket.
b) pseudopocket.
c) periodontal pocket.
d) true pocket.

free count

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