Micro & Immunology · single question
The agent used in the tuberculosis (Mantoux/PPD) context targets which organism, and tuberculosis is caused by which pathogen?
Show answer and explanation
Correct answer: B. Mycobacterium tuberculosis
Tuberculosis is caused by Mycobacterium tuberculosis, an acid-fast bacillus.Other options: S. pneumoniae causes typical pneumonia; S. aureus and H. influenzae cause other infections, not TB.Key exam takeaway: Tuberculosis = Mycobacterium tuberculosis (acid-fast bacillus).
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