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Subclavian Nerve
Nervous System

Subclavian Nerve

Nervus subclavius

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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.

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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.

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