... the Fallopian tubes, uterus and vagina, 148The posterior abdominal wall, 149◊◊The suprarenal glands, 151◊◊Abdominal aorta, 151◊◊Inferior vena cava, 153◊◊Lumbar sympathetic chain, 153Part ... featuresRadiologySince it contains air, the trachea is more radio-translucent than the neigh-bouring structures and is seen in posteroanterior and lateral radiographs as a dark area passing downwards, ... fascia covering psoas major and the lateral of fascia overly-ing quadratus lumborum. The fibrous medial borders of the two crura form a median arcuate ligament over the front of the aorta.2◊◊Acostal...