The Nurse Explains That the Rationale for LMW (Low-Molecular-Weight) Heparin

The nurse explains that the rationale for LMW (low-molecular-weight) heparin therapy after open reduction of a fractured femur is to

A) decrease hematoma at the fracture site.
B) decreases the threat of thrombus.
C) increase blood supply at the fracture site.
D) increase platelet formation.