The chest and abdominal cavities are opened here at autopsy. The lungs in the chest have a normal pink aerated appearance with minimal anthracotic pigmentation, because this 80-year-old man never smoked and never allowed smoking in his workplace. The mediastinum contains mostly fat. The pericardial sac around the heart has not been opened.The diaphragmatic domes extend upward to the level of the 6th ribs.