Three general mechanisms prevent unwanted clot formation and the spreading of a clot to areas where it is not needed: _____ of clotting factors by blood flow, _____ of clotting factors by anticoagulants, and entrapment of _____ by the fibrin mesh.

3000+ review questions on anatomy and physiology. 

Anatomy refers to the internal and external structures of the body and their physical relationships, whereas physiology refers to the study of the functions of those structures.