atlas

Magnified View (via Quicktime VR)

a) First rib (s. costa I).
b) Sternum.
c) Costal cartilage.
d) Superior vena cava.
e) Inferior vena cava.
f) Ascending aorta.
g) Aortic arch (with the brachiocephalic, left common carotid and left subclavian arteries).
h) Thoracic (descending) aorta.
i) Abdominal (descending) aorta.

1. azygoa vein.
2. hemiazygos vein.
3. intercostals arteries and veins.
4. lumbar arteries and veins.