| 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) |
