A. Toxin production test B. Mouse neutralization test
C. Immunofluorescence test D. Complement fixation test E. Serum agglutination test
43. A smear prepared from material obtained from patient with suspected diphtheria contains yellow bacilli with blue grains at their ends. What staining was used in this case?
A. Ziehl-Nielsen B. Kozlovsky
C. Romanovsky D. Neisser E. Loefler
44. There are several cases of children from boarding school suffering from sore throat. Microscopy of tonsil smears stained according Neisser method has revealed thin yellow bacilli with dark brown grains on their ends placed in the shape of Roman numeral five. What infection can be suspected in this case?
A. Diphtheria B. Scarlet fever
C. Listeriosis D. Tonsilitis E. Infectious mononucleosis
45. Bacteriology testing is one of the methods for laboratory diagnostics of diphtheria. To grow the colonies of C. diphtheriae, it is necessary to know the proper conditions for causative agent cultivation. What nutrient media are optimal for Corynebacterium diphtheriae cultivation?
A. Sugar meat pepton broth, sugar meat pepton agar B. Salt egg yolk agar
C. Endomedium, Ploskirev medium D. Serum agar, ascitic agar
E. Blood agar, tellurite blood agar Tuberculosis 1. A bacteriological laboratory received sputum sample of a patient suffering from tuberculosis. Bacterioscopic examination of smears and detection of tuberculosis bacillus can be realized by one of enrichment methods that involves processing of sputum only with solution of caustic soda. What is this method called?
A. Homogenization B. Inactivation
C. Flotation D. Filtration E. Neutralization
2. Specimen of a patient’s sputum was stained with the following dyes and reagents: Ziehl’s solution, methylene blue solution, 5% solutoin of sulfuric acid. What staining method was applied?
A. Ziehl-Neelsen B. Burri’s C. Gram’s D. Peshkov’s E. Neisser’s
3. A consumptive patient has an open pulmonary form of disease. Choose what sputum staining should be selected for finding out the tubercle (Koch’s) bacillus?
