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Infection Control · single question

Which bacteria is most commonly isolated from biofilms in dental water lines?

  1. Mycobacterium tuberculosis
  2. Pseudomonas aeruginosa
  3. Actinomyces israelii
  4. Streptococcus mutans
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Correct answer: B. Pseudomonas aeruginosa

Pseudomonas aeruginosa thrives in dental unit water lines, forming biofilms and posing infection risks.

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