Post-Test Redefining Non-union for Bone Healing Post-Test This is attempt (1/3) Hypertrophic non-unions are thought to be caused by excessive ________ at the fracture site. Friction Inflammation Motion Irritation According to the results of a study reported in 2001, 80% of established atrophic non-unions healed successfully with only the addition of ___ minutes per day of LIPUS treatment. 10 20 30 40 LIPUS induces vasculogenesis through all stages of fracture healing. True False Cigarette smoking diminishes ____________ at bone healing sites through the action of nicotine. Vascularization Epithelialization Ossification Hemopoiesis Previous