Bassett Collection Large Image - Lane Medical Library, Stanford University Medical Center

Stanford holds the copyright to the David L. Bassett anatomical images and has assigned Creative Commons license Attribution-Share Alike 4.0 International to all of the images.
For additional information regarding use and permissions, please contact Dr. Drew Bourn at dbourn@stanford.edu.

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The upper lobe has been dissected from its medial aspect and has been retracted laterally.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