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INTERCOSTAL ARTERIES

Anatomy-Thorax

INTERCOSTAL ARTERIES

POSTERIORLY
1. 1-2 intercostal spaces - supplied by the superior intercostal a., branch of costocervical trunk. Lies lateral to sympathetic trunk (stellate ganglion) + medial to T1 nerve.
2. 3-11 intercostal spaces - suplied by the descending thoracic aorta via the posterior intercostal a.

ANTERIORLY
1. 1-6 intercostal spaces - supplied by the anterior intercostal a. (branches of the internal thoracic a.)
2. 7-9 intercostal spaces - supplied by the anterior intercostal a. (branches of the musculophrenic a.)


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REFERENCES

1. Mcminn. (2003). Last's Anatomy. Elsevier Australia. ISBN:0729537528. Read it at Google Books - Find it at Amazon
2. Netter, F. H. (2019). Atlas of human anatomy. Philadelphia, PA: Elsevier.
3. Image: no reference available.

Ⓒ A. Manickam 2018

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