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Bassett Collection of Stereoscopic Images of Human Anatomy

Dissection of thorax from a posterior approach

Thoracic viscera.

Image #132-4

KEYWORDS: Diaphragm, Lung, Mediastinum, Muscles and tendons, Pleura.

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Dissection of thorax from a posterior approach
Thoracic viscera.
The posterior half of the costal pleura has been removed. The superior and posterior parts of the mediastinum have been dissected.
1 . Upper lobe left lung
2 . Oblique fissure
3 . Thoracic duct
4 . Esophagus
5 . Posterior intercostal artery II
6 . Lower lobe left lung
7 . Accessory hemiazygos vein
8 . Thoracic aorta (note origins of paired posterior intercostal arteries)
9 . Pericardium
10 . Upper pointer: Pulmonary ligament Lower pointer: Hemiazygos vein
11 . Greater splanchnic nerves (cut off)
12 . Rib IX
13 . Intervertebral disc Th. XI-XII
14 . Posterior longitudinal ligament
15 . Spinal cord
16 . Cupula pleurae
17 . Intervertebral disc Th. II- III
18 . Upper lobe right lung
19 . Trachea
20 . Oblique fissure
21 . Azygos vein (passing anteriorly to join superior vena cava)
22 . Right main bronchus
23 . Right pulmonary artery
24 . Right inferior pulmonary vein
25 . Right vagus nerve
26 . Inferior lobe right lung
27 . Azygos vein
28 . Pericardium enclosing inferior vena cava
29 . Diaphragm
30 . Mediastinal pleura