BHU NO - 12 April 2024
Microbiology
Easy

Match List I with List II:List I (Disease): (A) Tuberculosis, (B) Whooping cough, (C) Poliomyelitis, (D) Hepatitis-BList II (Mode of spread): (I) Faeco-oral and Droplet, (II) Parenteral and sexual, (III) Droplet and direct contact, (IV) DropletChoose the correct answer from the options given below:

Appeared in: BHU NO - 12 April 2024

Explanation

  • Tuberculosis is primarily an airborne disease, transmitted via droplets from the respiratory tract of an infected individual.
  • Whooping cough (Pertussis) is spread through both respiratory droplets and direct contact with an infected person's secretions.
  • Poliomyelitis is mainly transmitted through the fecal-oral route, by ingesting the virus from contaminated sources, but droplet transmission is also possible.
  • Hepatitis B is a blood-borne virus, transmitted parenterally (e.g., contaminated needles) and through sexual contact.

Why Other Options Were Wrong

  • Option A: This option incorrectly matches Tuberculosis with 'Droplet and direct contact' and Whooping cough with 'Droplet'. While droplets are involved in both, Tuberculosis is primarily airborne (droplet nuclei), and Whooping cough transmission includes direct contact as a key mode.
  • Option B: This option incorrectly matches Whooping cough with 'Parenteral and sexual', Poliomyelitis with 'Droplet and direct contact', and Hepatitis-B with 'Faeco-oral and Droplet'. These are completely wrong pairings.
  • Option D: This option incorrectly swaps the modes of transmission for Poliomyelitis and Hepatitis-B. Poliomyelitis is not spread parenterally, and Hepatitis-B is not spread via the faeco-oral route.

Related Visual

Visual explanation — Related Visual
Clinical Relevance
  • Nursing practice connection: Knowing This question tests the knowledge of the modes of transmission for common communicable diseases helps nurses interpret findings accurately and avoid errors in routine assessment, medication administration, and patient teaching.
  • Understanding the mode of transmission is critical for nurses to apply the correct type of isolation precautions (e.g., airborne for TB, droplet for pertussis, standard for Hepatitis B unless blood exposure is likely).
  • This knowledge guides patient and community education on prevention strategies, such as vaccination, hand hygiene, safe sex practices, and respiratory etiquette.
  • What if? If a patient with Tuberculosis is placed in a room with a patient who has a common cold, the nurse must recognize the different transmission routes and ensure airborne precautions for TB (negative pressure room, N95 mask) are strictly followed, which are different from the droplet precautions for a cold.
How to Approach the Question
  • First, analyze List I (Diseases) and List II (Modes of spread) independently to understand the items to be matched.
  • Recall or determine the primary mode of transmission for each disease in List I. For example, think: 'How does Tuberculosis spread?' The answer is airborne droplets.
  • Systematically match each disease in List I with its corresponding mode of spread in List II. (A) Tuberculosis -> (IV) Droplet; (B) Whooping cough -> (III) Droplet and direct contact; (C) Poliomyelitis -> (I) Faeco-oral and Droplet; (D) Hepatitis-B -> (II) Parenteral and sexual.
  • Once you have all the pairs, look for the option that contains this exact set of matches.
  • Carefully check each part of the selected option to ensure all pairs are correct, as some options may have partial correct matches to confuse you.
Concept Tested & Keywords
  • Concept Tested: This question tests the knowledge of the modes of transmission for common communicable diseases.
  • Stem keywords: Tuberculosis, Whooping cough, Poliomyelitis, Hepatitis-B, Mode of spread
  • Lead-in keywords: Match List I with List II, Choose the correct answer

Question ID

QLmUMA4U6JjpuGTs6vom88

Reference Book

E6 Comprehensive Textbook of Community Health Nursing for BSc Nursing Students Part 2 — Subpart A (pp 1-275 of 550) p. 93-95

E6 Parks TextBook of Preventive & Social Medicine part 1 — Subpart A (pp 26-201 of 604) p. 90-92

E6 Microbiology Essentials Sastry 4e Part 1 p. 131-133

Practise the full BHU NO - 12 April 2024

Attempt every question from this paper in a timed mock, then review the full solution for each one.

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