Vitamin K-dependent clotting factors include all the following except -: (A) Factor II, (B) Factor VIII, (C) Factor IX, (D) Factor X
Answer is B. Vitamin K acts as a cofactor in the formation of 6 prothrombin complex proteins synthesized in the liver: factor II,VII ,IX ,X ,protein C & protein S.Reference:Harsh mohan textbook of pathology sixth edition pg no 336