KROK 1 2014 – Question 167 · KROK (Medicine) · Microbiology, Virology, and Immunology
At a bacteriological laboratory animal skins are analyzed by means of Ascoli precipitation test. What is detected if the reaction is positive?
- A. Anthrax agent antigens
- B. Yersinia surface antigen
- C. Anaerobic infection toxin
- D. Brucellosis agent
- E. Plague agent
Hint
Think about which dangerous zoonotic microbe persists in processed hides and wool, so that its proteins are sought in extracts of the material by a precipitation reaction.
The answer, the explanation and a note on every option are available once you log in. The account is free: topic tests, a mock exam, mistake review and statistics.
More questions on Microbiology, Virology, and Immunology
- A patient has been diagnosed with ARVI. Blood serum contains immunoglobulin M. What is the stage of infection in this case?
- A 30-year-old patient has undergone keratoplasty in the transplantation center, cornea has been taken from a donor, who died in a road accident…
- Administration of doxycycline hydrochloride caused an imbalance of the symbiotic intestinal microflora. Specify the kind of imbalance caused by the…
- A 6-year-old child with suspected active tuberculous process has undergone diagnostic Mantoux test. What immunobiological preparation was injected?
- Pure culture of microorganisms was obtained from pharynx of a child with suspected diphtheria. Morphologic, tinctorial, cultural, and biochemical…
- Analysis of sputum taken from a patient with suspected pneumonia revealed slightly elongated gram-positive diplococci with pointed opposite ends…