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Tuesday, July 01, 2008

Periodontics MCQ 16

Tuesday, July 01, 2008

Which of the following statements are correct?

  1. Supra gingival plaques contain mainly coccoid and filamentous forms of bacteria.

  2. “Corncob” which is filamentous forms of bacteria covered with coccal organisms are present in supragingival plaque.

  3. Bacterial cells are densely packed the tooth surface in supragingival plaque

  4. Subgingival plaque is less organized than supragingival plaque.

  5. Numerous spirochetes, gram negative bacteria, and bacteria grouped in “bottle brush” formations are present in subgingival plaque.

  1. 1,2, and 3

  2. 1,2,3, and 4

  3. 1 and 3

  4. All of the above

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