A dismemberment is discovered, which consists only of the torso of the decedent. After cleaning, it is revealed that the legs were cut off at the proximal femur and the arms were removed at the...

A dismemberment is discovered, which consists only of the torso of the decedent. After cleaning, it is revealed that the legs were cut off at the proximal femur and the arms were removed at the proximal humerus. In addition, only the sixth and seventh cervical vertebrae are present. Describe what you would look for on the cut ends of the femora and humeri that would help you to assess the causative instrument.