trunks of brachial plexus

Definition: the superior, middle, and inferior trunks; formed by spinal nerves C5–T1; as they pass into the axilla, each trunk separates into an anterior and posterior division; fibers in these six divisions then regroup to form the lateral, medial, and posterior cords.

Synonym(s): trunci plexus brachialisTA

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

Medical Disclaimer