visceral pleura What membrane lines the viscera? - answer>>What two injuries must occur for a skull fracture to be termed "open?" 1) torn dura - answer>>2) compound fracture >>intrapleural spacePTX/HTX fills what cavity in the chest? - answer what 2 structures are included in both the neck and thorax chapters of esophagus & trachea the dictionary? - answer>> Is the rib cage considered a single anatomic structure for coding YESpurposes? - answer>> >>esophaguswhat structure are ingestion injuries coded to? - answer Lung lacerations must be substantiated by ______, ______, or ______. - CT, operative report, autopsyanswer>> If you have unilateral flail chest with rib fxs to the opposite side are the separate injuries coded combined or separate? - answer>>Unilateral rib fxs with same sided unilateral flail chest are coded combined combined or separate? - answer>> Three or more ribs fractured in two or more places defines what injury? flail chest - answer>> YES Do multiple rib fxs NFS have a specific AIS code? - answer>> A costal cartilage tear or fracture is coded as what type of injury? - rib fx answer>> What should be used when a specific artery or vein is not named in the other named AIS