KNRUHS MBBS Microbiology June 2025 (MB2019116 Regular)

MB2019116Kaloji Narayana Rao University of Health Sciences · Microbiology · 2025 · June · Regular

Questions (25)

1.Rheumatic fever usually follows an infection with a) Streptococcus pyogenes b) Streptococcus viridans c) Staphylococcus aureus d) Haemophilus influenzae
1 Mark
2.Tissue should be segregated in which colour bag? a) Yellow b) Blue c) Red d) Black
1 Mark
3.A farmer presents with upper abdominal mass and a positive Casoni's test, The causative agent is a) Echinococcus granulosus b) Ascaris lumbricoides c) Ancylostoma duodenale d) Trichuris trichura
1 Mark
4.Epstein Barr is associated with the all of the following malignancies except a) Burkitt's lymphoma b) Carcinoma of cervix c) Nasopharyngeal carcinoma d) Non-Hodgkins lymphoma
1 Mark
5.Neonatal meningitis acquired through infected birth canal is due to: a) Viridans Streptococci b) Streptococcus pyogenes c) Streptococcus agalactiae d) Streptococcus pneumonia
1 Mark
6.Biological false positive reaction is: a) Positive VDRL test but negative TPHA b) Positive RPR test & TPHA c) Negative RPR test but positive TPHA d) Negative VDRL & TPHA
1 Mark
7.The bivalent HPV vaccine includes the following two serotypes: a) Serotypes 31 & 33 b) Serotypes 16 & 18 c) Serotypes 45 & 52 d) Serotypes 6 & 11
1 Mark
8.Which of the following is not a mycobacterial skin lesion a) Scrofuloderma b) Fish tank granuloma c) Erysipeloid d) Buruli ulcer
1 Mark
9.Cutaneous larva migrans is not seen with a) Ancylostoma brasiliensis b) Ancylostoma duodenale c) Entamoeba histolytica d) Necator americanus
1 Mark
10.Throat swab is not useful for diagnosis of a) Streptococcal pharyngitis b) Diphtheria c) Pneumonia d) COVID- 19
1 Mark
11.A 50 year old male complains of fever and cough, with “Rust” colored sputum. A chest x-ray shows a dense infiltration of the right upper lobe and pleural effusion. Sputum was sent for culture and sensitivity. Microscopy shows Gram positive diplococci with clear halo along with pus cells seen in Gram stain. a. What is the probable aetiological agent in the above case. b. Describe the pathogenesis and laboratory diagnosis of the organism. c. Write a note on Prophylaxis in Immunocompromised individuals against this organism.
15 Marks
12.A 38 year old male having multiple sex partners came to a clinic with pain less ulcer on penis. a. What organisms is the likely cause of this disease? b. Write about the sexually transmitted diseases causing Genital Ulcers. c. Write about lab diagnosis?
15 Marks
13.Lab diagnosis of Mycetoma.
6 Marks
14.Lab diagnosis and Prophylaxis of Japanese Encephalitis.
6 Marks
15.Antirabies vaccines.
6 Marks
16.Lab diagnosis of Urinary Tract Infection.
6 Marks
17.Describe the Tetanus Prophylaxis.
6 Marks
18.A medical intern comes to the Infection control officer with history of Needle Stick Injury 1 hour back. The source patient’s blood sample is tested for HIV, HBV and HCV. Test result shows it is reactive for HIV, negative for HBV and HCV. Medical intern was in panic. What is the role of Infection control officer in this situation.
6 Marks
19.Write about primary Complex.
6 Marks
20.Etiological agents of Non Gonococcal Urethritis.
3 Marks
21.Name three viruses causing Cancer.
3 Marks
22.Antigenic Drift.
3 Marks
23.Name three bacterial Zoonotic Diseases.
3 Marks
24.Name three microorganisms which are used as Bioweapons.
3 Marks
25.National Tuberculosis Elimination Program.
3 Marks

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