FSC239Y5 Lecture Notes - Lecture 7: Blunt Trauma, Long Bone, Soot
Document Summary
Impact of an instrument on the skin causing a distinctive pattern of impression. Dicing, safety glass, side door glass in all passenger vehicles. Dicing glass, flying tiny shards of the glass. Distribution of trauma is dependent on the position of impact and secondary impact sites. Lethal sharp force injuries tend to cause massive hemorrhage by incising large vessels or penetrating/perforating internal organs. Defined as having a deeper track in the body than the length of the skin wound. Wound edges tend to be clean wound corners can be blunt or sharp. Cut/slash (not a laceration, which is a blunt force injury) Generally homicidal in origin, oftern involves head or neck. Sharp force in juries incurred during active defense of injury from an wielded instrument. Can be blunt of sharp, but more commonly sharp. Wound pattern depends on the type of weapon and type of ammunition. Characteristics depend on range and the presence of intermediate targets.
