Biofilm Moodle quiz
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Biofilm Moodle quiz

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@WiseTropicalIsland4758

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Questions and Answers

A well-organized community of bacteria that adheres to surfaces and is embedded in an extracellular slime layer is termed:

  • Anerobic
  • Biofilm (correct)
  • Bacteria microcolony
  • Aerobic
  • Bacteria attachment zones can be defined into distinct areas, select the most appropriate response:

  • Anterior and posterior
  • Supra and sub gingival
  • Tooth attached, tissue attached & unattached (correct)
  • Enamel, cementum & dentine
  • Bacteria that have a double cell membranes and that do not stain purple with crystal violet are called:

  • Anaerobic (correct)
  • Gram positive
  • Gram negative
  • Aerobic
  • Microbial plaque is considered the primary cause of periodontal disease:

    <p>True</p> Signup and view all the answers

    Plaque biofilms are best removed by using mouthwash and adjustive chemical agents

    <p>False</p> Signup and view all the answers

    The term biofilm can be defined as a complex dynamic microbial community embedded within extracellular matrix

    <p>True</p> Signup and view all the answers

    The term biofilm can be defined as a simple dynamic microbial community embedded within extracellular matrix

    <p>False</p> Signup and view all the answers

    Which of the following would be most effective in controlling the bacteria in a dental plaque biofilm?

    <p>Toothbrush and floss</p> Signup and view all the answers

    Which structure of a biofilm facilitates the movement of nutrients to the bacteria?

    <p>Fluid channels</p> Signup and view all the answers

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