Also see user session. In telecommunication, a session is a series of interactions between two communication end points that occur during the span of a single connection.
The path of blood through the heart begins with the right atrium receiving blood, which has circulated through most of the body. This blood is relatively low in oxygen because most of it has already been delivered to different organs and tissues.
The fibrin proteins stick together forming a clot. The clotting cascade occurs through two separate pathways that interact, the intrinsic and the extrinsic pathway. Extrinsic Pathway The extrinsic pathway is activated by external trauma that causes blood to escape from the vascular system.This pathway is quicker than the intrinsic pathway.echanisms of Blood Coagulation. Blood coagulation refers to the process of forming a clot to stop bleeding. Coagulation is a complicated subject and is greatly simplified here for the student's understanding.