yogabook / muscles / autochthonous back muscles / semispinalis cervicis
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M. semispinalis cervicis
Origin: Transverse processes of the first 5 to 6 thoracic vertebrae
Approach: spinous processes of the 2nd to 7th cervical vertebrae
Antagonists:
Movement: Bilateral innervation: extension of the spine; unilateral innervation: ipsilateral lateral flexion of the spine or elimination of contralateral lateral flexion.