Quick Facts
Origin: Superior trunk of the brachial plexus.
Course: It runs anteriorly and inferiorly from the neck to the subclavius muscle.
Branches: No named branches.
Supply: Motor innervation. It supplies the subclavian muscle.
Related parts of the anatomy
Origin
The subclavian nerve arises from the superior trunk of the brachial plexus. It contains fibers from spinal cord segments C5 and C6.
Course
The subclavian nerve emerges from the superior trunk of the brachial plexus in the neck. It runs anteriorly and inferiorly, anterior to the subclavian artery and vein, down to the subclavian muscle.
Branches
Along its course, the subclavian nerve does not branch.
Supplied Structures
The subclavian nerve is a motor nerve. It supplies the subclavius muscle.