And protein factor nine goes on and activates some more of factor ten. So this is extrinsic pathway. What about the intrinsic pathway? Well, the intrinsic pathway is a bit more slow acting than the extrinsic pathway and that's why we differentiate them. So now let's begin by basically describing how the intrinsic pathway is initiated. Well, once again as soon as the rupturing process takes place we expose the blood vessel to the outside tissue.