Q. In the superior mediastinum: (Solved)
1. the azygous vein arches under the right main bronchus
2. the right brachiocephalic vein receives the thoracic duct
3. the aortic arch is crossed on the left side by the phrenic and vagus nerves
4. the superficial cardiac plexus contains right and left vagal and sympathetic fibres
5. the superior vena cava receives the azygous vein at the lower border of the right 1st costal cartilage
- c. the aortic arch is crossed on the left side by the phrenic and vagus nerves