Neisseria Species Characteristics

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Questions and Answers

What is the typical size of a Neisseria diplococcus?

  • 0.5 μm in diameter
  • 1.2 μm in diameter
  • 1.5 μm in diameter
  • 0.8 μm in diameter (correct)

How are individual Neisseria cocci shaped?

  • Kidney bean-shaped (correct)
  • Star-shaped
  • Circular
  • Square

Which agar can be used to differentiate pathogenic and nonpathogenic Neisseria species?

  • MacConkey agar
  • Blood agar
  • Chocolate agar (correct)
  • Mannitol salt agar

Where are Neisseria gonorrhoeae and Neisseria meningitidis typically found associated with?

<p>White blood cells (PMNs) (B)</p> Signup and view all the answers

Which agar medium is not suitable for the growth of Neisseria species?

<p>MacConkey agar (A)</p> Signup and view all the answers

What is the distinguishing feature of Neisseria species in terms of their cell arrangement?

<p>They occur in pairs (C)</p> Signup and view all the answers

Which of the following statements about Neisseria morphology is accurate?

<p>They are aerobic nonmotile diplococci (D)</p> Signup and view all the answers

How can pathogenic and nonpathogenic Neisseria species be differentiated in culture?

<p>By their growth on chocolate agar and selective agar media (D)</p> Signup and view all the answers

What is the typical shape of individual Neisseria cocci?

<p>Kidney bean-shaped (A)</p> Signup and view all the answers

Which agar medium is commonly used for the growth of Neisseria species?

<p>Chocolate agar (A)</p> Signup and view all the answers

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