<prompt> What is the most impoant role of bradykinin in acute inflammation -Increase in vascular permeabilityVasodilatationMediation of painBronchoconstriction  <response>: Ans. is a i.e., Increased vascular permeabilityBradykinin produces all four effects given in options a to d.0 However, the most impoant effect related to acute inflammation is increased vascular permeability. The hallmark of acute inflammation is increased vascular permeability - Robbins 