The basic function of activated T cells is to battle

Correct Answer: C

Rationale: Activated T cells (e.g., cytotoxic T cells) target intracellular pathogens, like viruses in infected cells, not extracellular pathogens or mediators.

Correct Answer: C

Rationale: Plasma cells, differentiated B cells, secrete large antibody quantities, unlike T cells or thymocytes (immature T cells).

Correct Answer: A

Rationale: CD4+ T cells (helper) recognize MHCII peptides, not MHC1 (CD8+) or cytosolic processing alone.

Correct Answer: C

Rationale: Opsonization coats pathogens with antibodies/complement for phagocytosis; not adherence , inactivation , or degranulation .

Correct Answer: C

Rationale: Rheumatoid arthritis is autoimmune , targeting joints; not allergic , nerves , or immunodeficiency .