KROK 1 2017 – Question 126 · KROK (Medicine) · Microbiology, Virology, and Immunology
Gram-positive spore-forming bacilli were extracted in anoxic environment from the patient’s wound contaminated with soil. Cultivation on a blood-glucose agar resulted in growth of the colonies surrounded with hemolysis zone. What agent was extracted from the wound?
- A. Clostridium botulinum
- B. Staphylococcus aureus
- C. Clostridium perfringens
- D. Escherichia coli
- E. Pseudomonas aeruginosa
Hint
Match the gram reaction, spore formation, need for anaerobic conditions and soil contamination of the wound with the organism that also lyses red cells on blood agar.
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