Brachial plexus


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Brachial plexus (Wikipedia)
Brachial plexus
Gray808.png
The right brachial plexus with its short branches, viewed from in front.
PLEXUS BRACHIALIS.jpg
The roots, trunks and cords of the plexus shown in a dissected cadavaric specimen.
Details
FunctionNetwork (nerve plexus) of nerves that supply the arms.
Identifiers
Latinplexus brachialis
MeSHD001917
TAA14.2.03.001
FMA5906
Anatomical terms of neuroanatomy

The brachial plexus is a network (plexus) of nerves (formed by the anterior rami of the lower four cervical nerves and first thoracic nerve (C5, C6, C7, C8, and T1). This plexus extends from the spinal cord, through the cervicoaxillary canal in the neck, over the first rib, and into the armpit. It supplies afferent and efferent nerve fibers to the chest, shoulder, arm, forearm, and hand.

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