POST GRADUTE PERIODONTIC TESTS

 

1) The process by which all forms of life ,including bacterial spores and viruses ,are destroyed describes the process of:
a) sterilization.
b) cleaning.
c) disinfecting.
d) decontamination.

2) A patient who manifests a peculiar inflammation of the marginal and attached gingiva and demonstrates ulcerated and necrotic epithelium that sloughs with air blasts probably has:
a) chronic desquamative gingivitis.
b) periodontitis.
c) necrotizing ulcerative gingivitis.
d) redmouth syndrome.

3) Subgingival calculus differs from supragingival calculus in:
a) location.
b) density.
c) color.
d) all of the above.

4) Which of the following instruments is best suited for root planing:
a) file.
b) chisel.
c) curette.
d) scaler.

5) Repeated application of a topical fluoride will not cause enamel mottling because:
a) topical fluoride is too weak to produce mottling.
b) the tooth is already calcified and cannot be altered.
c) the glycerin base of the polishing agent will protect the tooth from mottling.
d) both A and C.

6) Which of the following groups of the gingival fibers arises from the alveolar crest and inserts coronally into the lamina propria:
a) dentogingival fibers.
b) alveologingival fibers.
c) transseptal fibers.
d) circular fibers.

7) Which of the following is not a function of the periodontal ligament:
a) supportive.
b) nutritional.
c) sensory.
d) regenerative.

8) An apcially positioned flap procedure would be most difficult to perform on which of the following mandibular molars:
a) incisors (facial).
b) incisors(lingual).
c) second molars(lingual).
d) third molars (facial).

9) The classification of the bony defects most helpful in determining the likelyhood of repair after periodontal treatment is based on:
a) depth of the bony defect.
b) number of bony walls of the defect.
c) distance between the facial and the lingual walls of the defect.
d) distance from the crest of the defect to the cementoenamel junction.

10) A peridontal pocket that is 6 mm deep and has the junctional epithelium located coronal to the cementoenamel junction is:
a) a pseudopocket.
b) an infrabony pocket.
c) a bifurcation involment.
d) a true periodontal pocket.
 
 
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