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Questions and Answers

Which test must be performed to confirm that the isolate of N. meningitidis is oxidase positive?

  • Carbohydrate methods
  • Gram staining
  • ONPG test (correct)
  • Chromogenic enzyme tests
  • Which species may mimic N. meningitidis and also grow on selective media?

  • N. meningococci
  • N. lactamica (correct)
  • N. influenzae
  • N. gonorrhoeae
  • Which sugars does N. meningitidis use in carbohydrate methods?

  • Glucose and lactose
  • Sucrose and fructose
  • Glucose and maltose (correct)
  • Lactose and maltose
  • What is the characteristic of N. lactamica that may be delayed or absent on selective media?

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