Brachial plexus
The brachial plexus is a network of nerves (nerve plexus) 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.
| Brachial plexus | |
|---|---|
The right brachial plexus with its short branches, viewed from in front. | |
The roots, trunks and cords of the plexus shown in a dissected cadavaric specimen. | |
| Details | |
| Function | Network (nerve plexus) of nerves that supply the arms. |
| Identifiers | |
| Latin | plexus brachialis |
| MeSH | D001917 |
| TA98 | A14.2.03.001 |
| TA2 | 6395 |
| FMA | 5906 |
| Anatomical terms of neuroanatomy | |
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