Dissection of lungs in situ

Right lung.

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Image #124-4

Dissection of lungs in situ

Right lung.

The dissection has been extended from that shown in the previous view to include the anterior and apical segments of the upper lobe.

1. Upper lobe right lung
2. Apical segmental bronchus (pointer on apical branch)
3. Apical branch right pulmonary artery
4. Superior intersegmental vein
5. Upper pointer: Anterior branch right pulmonary artery Lower pointer Intersegmental vein
6. Anterior segmental bronchus (pointer on anterior branch)
7. Branch to middle lobe right pulmonary artery
8. Medial segmental bronchus of middle lobe
9. Division between upper and middle lobes (no horizontal fissure on medial aspect of specimen)
10. Middle lobe right lung
11. Inferior lobe right lung
12. Brachiocephalic trunk and right brachiocephalic vein
13. Anterior mediastinal lymph node and lymph vessel
14. Left brachiocephalic vein (cut off)
15. Aortic arch
16. Internal thoracic artery and vein and lymph vessel
17. Right auricle
18. Pericardium (reflected)
19. Right ventricle
20. Right atrium (covered by pleura and pericardium)
21. Transversus thoracis muscle (cut off)