Exam Questions / Microbiology

Questions on Advances in Epidemiology

Written by MicroDok
  1. Cholera outbreak occurred in Aza community (with a population of 1000 people) of Obodo L.G.A, and the disease claimed a total of 50 lives during the episode. A total of 450 –people were initially infected and hospitalized in the community‘s healthcare center during the outbreak of the disease. As an epidemiologist in the making:
  2. Calculate and define the prevalence of cholera disease in Aza community.
  3. What is the incidence rate of cholera in the said community?
  4. Calculate the number of the people at risk of developing the disease.
  5. Calculate and define the mortality rate of cholera infection in Aza community.
  6. Enumerate the respective strategies you will adopt to ‘control’ the outbreak of the disease and also to ‘prevent’ future outbreak of the disease in the said community.
  7. X-ray 5 routes via which infectious agents gain entry into a human host to cause disease.
  8. Succinctly explain genetic epidemiology and enumerate 3 steps involved in carrying out such epidemiological study.
  9. What is epidemiology?
  10. Diagrammatically explain the epidemiological triad/triangle.
  11. Describe in details the epidemiological significance of prospective studies while stating the advantages and disadvantages of this type of epidemiological study.
  12. Enumerate the merits and demerits of retrospective epidemiological study.
  13. Write a short note on epidemic disease, endemic disease and pandemic disease while giving suitable examples of infectious diseases that fall under each category.
  14. Explain how time, season, age, ethnicity, place and socioeconomic status can affect the outbreak of a named infectious disease in a defined human population.
  15. Define herd immunity.
  16. Briefly describe the health importance of herd immunity in disease control and prevention in human population.
  17. Succinctly explain the terms ‘bias’ and ‘case’ as they relate to disease outbreak.
  18. Enumerate the different sources of data used for epidemiological studies.

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