Toxin production plays an important part in the pathogenesis of all the following EXCEPT which one?

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Toxin production plays an important part in the pathogenesis of all the following EXCEPT which one? Answer: Haemophilus influenzae

Tetanus, Clostridioides difficile infection, and cholera depend importantly on bacterial toxins for their characteristic disease manifestations. Haemophilus influenzae causes disease primarily through invasive infection and inflammatory mechanisms rather than a classic exotoxin-mediated syndrome.

Question context

This question is part of 🦠 Microbiology within the broader 🧬 Medical Science subject and appears in the BPSC – Balochistan Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.