This factor works with calcium and Christmas factor to enable activation of Stuart factor. It is solely activated by thrombin that originates from platelets and endothelium lining of blood vessels. It is intrinsic in pathway. Anti-hemophilic factor A and globulin are its other designations.
Shock (circulatory) Circulatory shock, commonly known as shock, is a life-threatening medical condition of low blood perfusion to tissues resulting in cellular injury and inadequate tissue function.
Definition of shock for Students. 1  1 : a sudden strong unpleasant or upsetting feeling a shock of surprise. 2  2 : something that causes a sudden unpleasant or upsetting feeling His resignation came as a shock. 3  3 : a severe shake, jerk, or impact an earthquake shock.