Tuberculin test screens for_____________?
Correct answer: B. Cell mediated immunity
- A. Hemoral immunity
- B. Cell mediated immunity
- C. Complement function
- D. Phagocyte dysfunction
Explanation
The tuberculin skin test is a delayed-type hypersensitivity reaction mediated by sensitised T lymphocytes, so it reflects cell-mediated immunity. It does not directly measure humoral antibodies, complement or phagocyte function.
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