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Medical Term:

posterior cord of brachial plexus


Definition: in the brachial plexus, the bundle of nerve fibers formed by the posterior divisions of the upper, middle, and lower trunks that lies posterior to the axillary artery; it gives rise to the upper and lower subscapular and thoracodorsal nerves and terminates by dividing into the axillary, and radial nerves.

Synonym(s): fasciculus posterior plexus brachialisTA

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