08-09-2009, 03:55 PM
A 42-year-old Nigerian in the United States visiting his brother comes to the clinic with complaints of several months of weight loss, night sweats, sputum production, and occasional spitting up blood. His physician places a tuberculin skin test and the results are positive. This positive tuberculin test indicates which of the following.
A. A cell-mediated immune response has occurred
B. A humoral immune response to TB is positive
C. The B and T cell systems are functional
D. The B cell system is functional
E. The phagocytic neutrophilic system is functional
A. A cell-mediated immune response has occurred
B. A humoral immune response to TB is positive
C. The B and T cell systems are functional
D. The B cell system is functional
E. The phagocytic neutrophilic system is functional