With that in mind, we look for the RSX to start at about $23,000 and the Type-S at about $24,500. If those prices prove to be accurate, they'll propel the RSX to the top of its class, not necessarily an enviable position.
superior thoracic aperture. Type:Term. Definitions. 1. the upper boundary of the bony thorax composed of the first thoracic vertebra and the upper margins of the first ribs and manubrium of the sternum. Note: clinicians refer to the superior thoracic aperture as the âthoracic outlet.â as in âthoracic outlet syndrome.â.
Through the diaphragm are a series of apertures that permit the passage of structures between the thoracic and abdominal cavities: 1  aortic hiatus. 2  oesophageal hiatus. 3  venal caval foramen. 4  lesser apertures. 5  sternocostal foramina.he medial margins of the two crura pass forwards and medially. They meet in the midline to form an arch in front of the aorta called the median arcuate ligament. All these mucles insert into the central tendon, a thin but strong aponeurosis. It is situated immediately below and is fused to the pericardium.