The basic function of activated T cells is to battle
A) pathogens in blood or lymph.
B) pathogens in interstitial fluid.
C) pathogens that have already entered body cells.
D) chemical mediators of immunity.

Question

Quizplus · Accepted Answer

Activated T cells are primarily responsible for battling pathogens that have already entered body cells. This may include viruses or intracellular bacteria that have infected host cells.

Answer: A
 While activated T cells can also help to combat pathogens in interstitial fluid, their primary role is to target infected host cells. However, T cells can also work together with other immune cells to eliminate pathogens in blood or lymph.

Therefore, both Choice A and Choice C could be considered correct answers depending on the emphasis placed on the different functions of activated T cells.

The Basic Function of Activated T Cells Is to Battle