Coagulation factors are proteins in the blood that play a crucial role in the process of blood clotting, also known as hemostasis. When a blood vessel is injured, these factors work together in a complex cascade to form a stable clot, preventing excessive bleeding. There are several coagulation factors, each identified by a Roman numeral, such as Factor I (fibrinogen) and Factor VIII (antihemophilic factor). Deficiencies or abnormalities in coagulation factors can lead to bleeding disorders. For example, hemophilia is a genetic condition caused by a deficiency in Factor VIII or Factor IX, resulting in prolonged bleeding. Understanding coagulation factors is essential for diagnosing and treating these conditions effectively.