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Views of segmental bronchi, azygos system of viens, sympathetic trunks and costovertebral joints

Sympathetic trunk, rami communicantes and splanchnic nerves in lower thoracic region, left anterolateral view

Image #126A-6

KEYWORDS: Bones joints cartilage, Peripheral nervous system, Vertebral column.

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Higher resolution images are available for a fee. Contact Drew Bourn, PhD, MLIS.

Views of segmental bronchi, azygos system of viens, sympathetic trunks and costovertebral joints

Sympathetic trunk, rami communicantes and splanchnic nerves in lower thoracic region, left anterolateral view

The specimen shown in the previous view has been turned to expose its left anterolateral aspect in this close-up view of the lower thoracic and upper lumbar part of the spine.

1 .	Accessory hemiazygos vein
2 .	Azygos vein
3 .	Upper pointer: Body of vertebra Th. VIII (pointer on anterior longitudinal ligament)
4 .	Vein draining body of vertebra
5 .	Posterior intercostal arteries IX-X
6 .	Major splanchnic nerve (lower pointer on splanchnic ganglion)
7 .	Minor splanchnic nerve
8 .	Smallest splanchnic nerve
9 .	Diaphragm (cut off)
10 .	Lumbar part of diaphragm (upper pointer: left crus; lower pointer: right crus)
11 .	Left pointer: Hemiazygos vein Right pointer: Posterior intercostal vein VIII
12 .	Rib VIII
13 .	Costal pleura
14 .	Sympathetic trunk (lower pointer on sympathetic trunk ganglion)
15 .	Communicating branches
16 .	Intercostal nerve XI
17 .	Head of rib XII
18 .	Subcostal nerve (note large communicating branch)
19 .	Upper pointer: Lumbar quadratic muscle Lower pointer: Psoas major muscle
20 .	Ascending lumbar vein
21 .	Transverse process of vertebra L. II
22 .	Lumbar nerve I (passing downward to join lumbar plexus)
* .	[Legend above restored translation from Latin]