A physician is explaining to a 40-year-old male patient the importance of completing his course of antibiotics for the treatment of tuberculosis
The physician explains the damage that could occur to lung tissue by Mycobacterium tuberculosis. Which of the following phenomena would underlie the physician's explanation?
A)
Tissue destruction results from neutrophil deactivation.
B)
Nonspecific macrophage activity leads to pulmonary tissue destruction and resulting hemoptysis.
C)
Macrophages form a capsule around the Mycobacterium tuberculosis bacteria, resulting in immune granulomas.
D)
Neutrophils are ineffective against the Mycobacterium tuberculosis antigens.
Ans:
C
Feedback:
Immune granulomas are caused by insoluble particles (Mycobacterium tuberculosis) that are capable of inciting a cell-mediated immune response. Neutrophils are deactivated, self-destructive, nor ineffective in cases of tuberculosis.
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