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KROK (Medicine) questions: Microbiology, Virology, and Immunology — page 3

281 questions in Microbiology, Virology, and Immunology. Open a question to see the answer options and a hint.

  1. Parents of 5-year-old child report him to have frequent colds that develop into pneumonias, presence of purulent rashes on the skin. Laboratory tests have revealed the… KROK 1 2014 – Question 85
  2. A 3-year-old child has continuous fever, lymph nodes are enlarged, the amount of lymphocytes in blood is significantly increased. Enzyme-linked immunosorbent assay… KROK 1 2014 – Question 86
  3. A 55-year-old patient with a characteristic rash, fever, dizziness has been admitted to a hospital. He has been provisionally diagnosed with typhus. No similar cases… KROK 1 2014 – Question 96
  4. A young woman suddenly developed fever up to 39°C accompanied by a strong headache. Examination revealed marked nuchal rigidity. Spinal puncture was performed… KROK 1 2014 – Question 97
  5. Hepatitis B is diagnosed through laboratory tests that determine the presence of HBV-DNA in blood serum of the patient. What reference method is applied for this purpose? KROK 1 2014 – Question 141
  6. An outbreak of an intestinal infection occurred in a kindergarten on the eve of New Year holidays. Bacteriological examination of patients’ faeces didn’t reveal any… KROK 1 2014 – Question 154
  7. A smear of streptobacillus preparation stained by Ozheshko method has been studied microscopically with oil immersion. What structural feature of the bacteria has been… KROK 1 2014 – Question 155
  8. At a bacteriological laboratory animal skins are analyzed by means of Ascoli precipitation test. What is detected if the reaction is positive? KROK 1 2014 – Question 167
  9. A patient has been diagnosed with ARVI. Blood serum contains immunoglobulin M. What is the stage of infection in this case? KROK 1 2014 – Question 189
  10. 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. What kind of… KROK 1 2014 – Question 192
  11. Administration of doxycycline hydrochloride caused an imbalance of the symbiotic intestinal microflora. Specify the kind of imbalance caused by the antibiotic therapy: KROK 1 2014 – Question 198
  12. A 6-year-old child with suspected active tuberculous process has undergone diagnostic Mantoux test. What immunobiological preparation was injected? KROK 1 2015 – Question 6
  13. Pure culture of microorganisms was obtained from pharynx of a child with suspected diphtheria. Morphologic, tinctorial, cultural, and biochemical properties of the… KROK 1 2015 – Question 27
  14. Analysis of sputum taken from a patient with suspected pneumonia revealed slightly elongated gram-positive diplococci with pointed opposite ends. What microorganisms… KROK 1 2015 – Question 30
  15. Serological diagnostics of infectious diseases is based upon specific interaction with antigens. Specify the serological reaction that underlies adhesion of… KROK 1 2015 – Question 31
  16. A patient has been hospitalised with provisional diagnosis of virus B hepatitis. Serological reaction based on complementation of antigen with antibody chemically bound… KROK 1 2015 – Question 46
  17. In a village a case of anthrax has been registered. Medical services began epidemiologically indicated specific prophylaxis of population against anthrax. What… KROK 1 2015 – Question 81
  18. Parents of a 5-year-old boy report him to have frequent colds that develop into pneumonias, presence of purulent rashes on the skin. Laboratory tests have revealed the… KROK 1 2015 – Question 85
  19. A 4-year-old child presents with general weakness, sore throat and deglutitive problem. After his examination a doctor suspected diphtheria and sent the material to a… KROK 1 2015 – Question 110
  20. Microscopy of a female patient’s swabs made from vaginal secretion revealed gram-negative bean-shaped diplococci. What provisional diagnosis can be made? KROK 1 2015 – Question 130
  21. A patient has been diagnosed with URTI. Blood serum contains immunoglobulin M. What stage of infection is it? KROK 1 2015 – Question 143
  22. Lymphocytes and other cells of our body synthesize universal antiviral agents as a response to viral invasion. Name these protein factors: KROK 1 2015 – Question 146
  23. A patient consulted a dentist about restricted mouth opening (trismus). Anamnesis states a stab wound of the lower extremity. What infection may cause these symptoms? KROK 1 2015 – Question 147
  24. A 40-year-old woman was diagnosed with glomerulonephritis based on her clinical symptoms and the results of urine analysis. Anamnesis states chronic tonsillitis. What… KROK 1 2015 – Question 162
  25. A man is suffering from diarrhea. In summer he spent his vacation in the south at the sea coast. Bacteria with the following properties were detected in his feces… KROK 1 2015 – Question 163
  26. A pregnant woman was detected with IgM to rubella virus. An obstetrician-gynecologist recommended therapeutic abortion due to the high risk of teratogenic affection of… KROK 1 2015 – Question 165
  27. In winter a 3-year-old child has sharp rise of body temperature up to 40 °C. Hemorrhagic rash is observed on the skin and mucosa. Bean-shaped gram-negative… KROK 1 2015 – Question 171
  28. A patient diagnosed with acute dysentery has been treated for 3 days in an infectious diseases hospital. On admission there were complaints of high temperature… KROK 1 2015 – Question 182
  29. A 9-year-old boy has acute onset of disease: sore throat, body temperature rise up to 39.5 °C; on the second day diffuse skin rash was detected all over his skin except… KROK 1 2015 – Question 189
  30. A 50-year-old woman is being treated for shingles in a neurology unit. What reactivated virus causes this disease? KROK 1 2015 – Question 199
  31. Bacteriological analysis of tap water has resulted in the following: total bacterial count in 1,0 ml of water is 80, coli index is 3. What would be the conclusion? KROK 1 2016 – Question 4
  32. A 6-year-old child with suspected active tuberculous process has undergone diagnostic Mantoux test. What immunobiological preparation was injected? KROK 1 2016 – Question 10
  33. A bacteriological laboratory has been investigating a sample of homemade dried fish that was the cause of severe food poisoning. Microscopy of the culture inoculated in… KROK 1 2016 – Question 17
  34. Initial inoculation of water in 1% peptone water resulted in growth of a thin film on the medium surface in 6 hours. Such cultural properties are characteristic of… KROK 1 2016 – Question 21
  35. Stool culture test of a 6-month-old bottle-fed baby revealed a strain of intestinal rod-shaped bacteria of antigen structure O111. What diagnosis can be made? KROK 1 2016 – Question 25
  36. Immune-enzyme assay has detected HBs antigen in blood serum. What disease is it characteristic of? KROK 1 2016 – Question 54
  37. A patient has been hospitalised with provisional diagnosis of virus B hepatitis. Serological reaction based on complementation of antigen with antibody chemically bound… KROK 1 2016 – Question 61
  38. Parents of a 5-year-old child report him to have frequent colds that develop into pneumonias, presence of purulent rashes on the skin. Laboratory tests have revealed… KROK 1 2016 – Question 107
  39. Material obtained from a patient contains several types of microorganisms (staphylococci and streptococci) causative of the patient’s disease. Name this type of… KROK 1 2016 – Question 162
  40. A laboratory has been investigating virulence of a diphtheria agent. In the process of the experiment the infection was introduced intraperitoneally into test animals… KROK 1 2016 – Question 163
  41. A patient consulted a dentist about restricted mouth opening (trismus). He has a history of a stab wound of the lower extremity. What infection can cause these symptoms? KROK 1 2016 – Question 165
  42. Administration of doxycycline hydrochloride has caused an imbalance of the symbiotic intestinal microflora. Specify the kind of imbalance caused by the antibiotic… KROK 1 2016 – Question 175
  43. A 40-year-old woman was diagnosed with glomerulonephritis based on her clinical symptoms and the results of urine analysis. Anamnesis states chronic tonsillitis. What… KROK 1 2016 – Question 178
  44. A man is suffering from diarrhea. In summer he spent his vacation in the south at the sea coast. Bacteria with the following properties were detected in his feces… KROK 1 2016 – Question 179
  45. A patient diagnosed with acute dysentery has been treated for 3 days in an infectious diseases hospital. On admission there were complaints of high temperature… KROK 1 2016 – Question 187
  46. A patient with signs of intestinal infection (vomiting, diarrhea, abdominal pain) has been presenting with increasing symptoms of intoxication for three days. Papular… KROK 1 2016 – Question 191
  47. Impression smear of mucosa biopsy material has been obtained from a patient with peptic ulcer disease of the stomach. Gram-negative arcuate bent microorganisms were… KROK 1 2016 – Question 195
  48. During sanitary and bacteriological testing of water with the membrane filter technique there were revealed two red colonies on the membrane filter (Endo medium)… KROK 1 2017 – Question 4
  49. After inoculation of investigated material (feces) on 1% alkaline peptone water and 8-hour-long incubation in the thermostat under 37°C there is growth of pale bluish… KROK 1 2017 – Question 9
  50. A child with suspected colienteritis was delivered to the infectious diseases hospital. Colibacillus was obtained from the child’s feces. How to determine whether this… KROK 1 2017 – Question 46

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