Cholera MCQ Quiz | Infectious Diseases – Bacterial

Welcome to the Cholera MCQ Quiz, specifically designed for MBBS students preparing for their infectious diseases module. This comprehensive quiz features 25 multiple-choice questions covering the etiology, pathophysiology, clinical presentation, diagnosis, management, and prevention of Cholera. Each question is crafted to test your core knowledge and clinical understanding of this critical topic. Challenge yourself and assess your preparation level. After submitting your answers, you will receive your score instantly, with detailed feedback highlighting the correct and incorrect responses. For your revision, you can also download a complete PDF document containing all the questions along with their correct answers. This tool is an excellent way to reinforce your learning and excel in your examinations. Good luck!

1. What is the primary causative agent of epidemic cholera?

2. The characteristic “rice-water stool” in cholera is due to:

3. The cholera toxin (CTX) causes secretory diarrhea by which mechanism?

4. Which is the preferred IV fluid for resuscitation in a patient with severe cholera-induced dehydration?

5. The selective medium used for the isolation of Vibrio cholerae from a stool sample is:

6. Which two serogroups of V. cholerae are responsible for epidemic and pandemic cholera?

7. The primary role of antibiotics in the management of cholera is to:

8. Which electrolyte abnormality is a common and serious complication of severe cholera?

9. “Shooting star” motility observed under dark-field microscopy is characteristic of:

10. What is the function of the B subunit of the cholera toxin?

11. A key difference between the Classical and El Tor biotypes of V. cholerae O1 is that the El Tor biotype is typically:

12. The cornerstone of cholera management is:

13. Which of the following is NOT a typical clinical feature of cholera?

14. First-line antibiotic of choice for a non-pregnant adult with severe cholera in a region with susceptible strains is:

15. What is “cholera sicca”?

16. The “cholera cot” is a specially designed bed used primarily for:

17. Which is the recommended antibiotic for children and pregnant women with cholera?

18. The primary mode of transmission for cholera is:

19. Which part of the gastrointestinal tract is primarily affected by V. cholerae infection?

20. On TCBS agar, V. cholerae typically produces what color colonies?

21. Besides hypokalemia, what other acid-base disturbance is common in severe cholera?

22. Which of these signs would be LEAST expected in a patient with severe dehydration from cholera?

23. V. cholerae is best described morphologically as a:

24. A life-threatening complication of cholera, particularly in children, is:

25. Oral cholera vaccines (OCVs) primarily induce which type of immune response?