A 38 year old woman presents with fever of 103degF, hypotension, confusion and a diffuse, erythematous rash. She had uncontrollable epistaxis for which a nasal pack was placed 3 days ago. What is the likely mechanism of action of the microbial toxin that has caused her current illness?
Increased antigen presentation by macrophages Polyclonal activation of T-cells uncontolled activation of complement Enhancement of phagocytosis