Medical Definition of Scalenus posterior
1.
Origin, posterior tubercles of transverse processes of fourth to sixth cervical vertebrae; insertion, lateral surface of second rib; action, elevates second rib; nerve supply, cervical and brachial plexuses.
Synonym: musculus scalenus posterior, musculus scalenus posticus, posterior scalene muscle.
(05 Mar 2000)
Lexicographical Neighbors of Scalenus Posterior
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