BCG vaccine is used for:
Correct answer: B. Tuberculosis
- A. Lung cancer
- B. Tuberculosis
- C. Pneumonia
- D. Emphysema
Explanation
Option B, "Tuberculosis," is the correct answer. The BCG (Bacillus Calmette-Guérin) vaccine is primarily used for the prevention of tuberculosis.
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About Specific Defense Mechanism
Specific defense mechanisms provide targeted immunity through B lymphocytes, T lymphocytes, antibodies and memory cells that recognize particular antigens. Questions cover humoral and cell mediated responses, clonal selection, primary and secondary immune responses, vaccination and passive immunity, while distinguishing adaptive defenses from the immediate, non specific innate response.
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