Dissection of lungs in situ

Left lung.

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Image #125-4
Bassett ImageDiagram Image
Legend Image
Dissection of lungs in situ
Left lung.
The upper lobe has been dissected from its medial aspect and has been retracted laterally.
1 . Trachea
2 . Aortic arch
3 . Superior vena cava
4 . Pericardium
5 . Ascending aorta
6 . Left superior pulmonary vein (note anterior intersegmental branches to upper lobe)
7 . Pulmonary trunk
8 . Upper pointer: Left auricle Lower pointer: Latex cast in left inferior pulmonary vein at entrance into left atrium)
9 . Left atrium (interior visible through openings cut in wall)
10 . Right atrium
11 . Left ventricle
12 . Right ventricle
13 . Internal thoracic artery
14 . Left phrenic nerve
15 . Apex of lung
16 . Left superior intercostal vein (not tributary accompanying left phrenic nerve)
17 . Anterior mediastinal lymph node
18 . Apical branch left pulmonary artery
19 . Posterior apical segmental bronchus (apical subsegmental branch)
20 . Anterior lateral branch left pulmonary artery
21 . Upper pointer: Anterior segmental bronchus Lower pointer: Lingular branch superior left pulmonary artery
22 . Anterior descending branch left pulmonary artery
23 . Branches superior lingular bronchi
24 . Intersegmental vein
25 . Upper lobe left lung
26 . Oblique fissure
27 . Lingula of left lung
28 . Lower lobe left lung