Common step in coagulation pathway is -
Ans. is 'd' i.e., Activation of factor X o Blood coagulation pathways are divided into:-i) Intrinsic pathway (contact pathway) : It is largely an 'in vitro9 pathway and is activated when factor XII (Hageman factor or contact factor) comes in contact with negatively charged surface, e.g. glass, kaolin etc.ii) Extrinsic pathway : It is largely an in vivo pathway is activated by tissue factor (thromboplastin) at the site of tissue injury.
Activation of factor VII
Activation of factor VIII
Activation of factor IX
Activation of factor X
Blood: Hemostasis and Blood Coagulation