Microbiology is an essential subject in the MBBS curriculum, providing foundational knowledge for understanding diseases and infections. Below are detailed, chapter-wise viva questions to helpĀ MBBS students prepare for their exams.
1. General Microbiology
- Define microbiology and its branches.
- Explain the structure of a bacterial cell.
- Describe Gram staining and its importance.
- What is sterilization and disinfection? Explain methods.
- Describe bacterial growth curve stages.
2. Immunology
- Define innate and adaptive immunity.
- What are antigens and antibodies?
- Explain the concept of antigen-antibody reaction.
- What is hypersensitivity? Describe its types.
- Explain the complement system and its role in immunity.
3. Bacteriology
- Describe the morphology and staining characteristics of Staphylococcus and Streptococcus.
- What are virulence factors? Give examples.
- Discuss Mycobacterium tuberculosis and its pathogenesis.
- Differentiate between enteric bacteria like E. coli and Salmonella.
- Describe anaerobes and give examples.
4. Virology
- Define viruses and discuss their structure.
- Describe the lifecycle of viruses.
- Explain HIV structure and pathogenesis.
- What are viral vaccines? Describe types and examples.
- Discuss the difference between DNA and RNA viruses with examples.
5. Mycology
- Explain the classification of fungi.
- What are opportunistic fungal infections? Give examples.
- Describe dermatophytes and types of infections they cause.
- Discuss antifungal treatments and mechanisms.
- Explain fungal culture methods.
6. Parasitology
- Differentiate between protozoa and helminths.
- Describe the lifecycle of Plasmodium and its transmission.
- What are nematodes and cestodes? Give examples.
- Discuss diagnostic methods for parasitic infections.
- Explain antiparasitic treatment and resistance issues.
7. Clinical Microbiology and Infectious Diseases
- Explain hospital-acquired infections and common pathogens.
- Describe antibiotic sensitivity testing.
- What is septicemia? Describe causative agents and pathophysiology.
- Discuss biofilms and their significance in infections.
- Explain zoonotic infections and give examples.
Conclusion
These questions cover important topics in MBBS microbiology. Thorough preparation with these questions will strengthen students’ knowledge and aid in their practical understanding, helping them apply theoretical knowledge in clinical contexts.