KROK 1 Stomatology 2014 – Question 51 · KROK (Dentistry)

While studying blood and mucus samples from the nasopharynx, a bacteriologist took certain measures to conserve the pathogens in the material. Bacterioscopic study revealed the presence of gram-negative cocci looking like coffee beans and arranged in pairs or tetrads. Name the pathogen that was isolated by the bacteriologist:

  1. A. Neisseria gonorrhoeae
  2. B. Acinetobacter calcoaceticus
  3. C. Neisseria meningitidis
  4. D. Moraxella lacunata
  5. E. Staphylococcus aureus
Hint

Combine the material (nasopharyngeal mucus and blood), the need to protect a fragile pathogen during transport, and the coffee-bean shaped gram-negative diplococci.

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