Medical dictionary. 2011.
clotting factor — noun any of the factors in the blood whose actions are essential for blood coagulation • Syn: ↑coagulation factor • Hypernyms: ↑plasma protein • Hyponyms: ↑fibrinogen, ↑factor I, ↑prothrombin, ↑ … Useful english dictionary
clotting factor — noun Date: 1960 any of several plasma components (as fibrinogen, prothrombin, and thromboplastin) that are involved in the clotting of blood compare factor VIII … New Collegiate Dictionary
clotting factor — noun Physiology any of a number of substances in blood plasma which are involved in the clotting process, such as factor VIII … English new terms dictionary
Factor VIII — Factor eight, a key factor in the process of blood coagulation (clotting). Lack of normal factor VIII causes hemophilia (hemophilia A). The gene for classic hemophilia was long known to be on the X chromosome. Females carry the gene and transmit… … Medical dictionary
factor V — fīv n a globulin clotting factor that occurs in inactive form in blood plasma and that in its active form is one of the factors accelerating the formation of thrombin from prothrombin in the clotting of blood called also accelerator globulin,… … Medical dictionary
factor IX — nīn n a clotting factor whose absence is associated with Christmas disease called also autoprothrombin II, Christmas factor * * * a coagulation factor normally present in blood. Deficiency of the factor results in haemophilia B. * * * see under… … Medical dictionary
factor VII — sev ən, seb əm n a clotting factor in normal blood that is formed in the kidney under the influence of vitamin K and may be deficient due to a hereditary disorder or to a vitamin K deficiency called also autoprothrombin I, cothromboplastin,… … Medical dictionary
factor XII — twelv n a clotting factor that facilitates blood coagulation in vivo and initiates coagulation on a firm surface (as glass) in vitro but whose deficiency tends not to promote hemorrhage called also Hageman factor * * * see under coagulation f s … Medical dictionary
factor XIII — thər(t) tēn, thər(t) n a clotting factor that causes monomeric fibrin to polymerize and become stable and insoluble called also fibrinase see TRANSGLUTAMINASE * * * see under coagulation f s … Medical dictionary
Factor IX — Coagulation factor IX PDB rendering based on 1pfx … Wikipedia
