<prompt> In Lipooxygenase pathway, the formation of the arachidonic acids products which of the following helps in the promote platelet aggregation and vasoconstriction-C5aThromboxane A2Leukotriene B4Ci activators  <response>: TXA2- causes platelet aggregation and vasoconstriction PGI2 - inhibit platelet aggregation LTB4- chemotactic C5 is a complement robbins 9th ed page 84 