DORSAL SCAPULAR NERVE

From NeuroRehab.wiki

SUMMARY

1. Arises from the C5 root of the brachial plexus.

2. Pierces the scalenus medius and continues deep to the levator scapulae & rhomboids.

3. Supplies the levator scapulae (elevates the scapula) & rhomboids (pull the scapula towards the spine).

4. Accompanied by the dorsal scapular artery.

5. Injury (rare) causes deviation of scapula from the midline and inability to elevate the scapula.

Gray808.png

Image: Henry Vandyke Carter [Public domain], via Wikimedia Commons [Accessed 25 May 2019].


Reference(s)

R.M.H McMinn (1998). Last’s anatomy: regional and applied. Edinburgh: Churchill Livingstone.
Gray, H., Carter, H.V. and Davidson, G. (2017). Gray’s anatomy. London: Arcturus.