Veillonella species: Gram-Negative Cocci
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Questions and Answers

Which of the following best describes Veillonella species?

  • Large, aerobic, gram-positive cocci found in the mouth, nasopharynx, and intestine
  • Large, anaerobic, gram-positive rods found in the mouth, nasopharynx, and intestine
  • Small, aerobic, gram-negative rods found in the mouth, nasopharynx, and intestine
  • Small, anaerobic, gram-negative cocci found in the mouth, nasopharynx, and intestine (correct)

    • Which genus of bacteria is named after the Swiss ophthalmologist Victor Morax?

  • Moraxella (correct)
  • Veillonella
  • Streptococcus
  • Clostridium

    • What is the morphology of Moraxella organisms?

  • Bacilli (correct)
  • Diplococci
  • Cocci
  • Spore-forming rods

    • Which genus comprises significant fractions of the oral flora found within supra- and subgingival dental plaque as well as on the oral mucosa?

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

    Which of the following bacteria are oxidase-positive and catalase-positive?

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

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