yogabook / muscles / autochthonous back muscles / longissimus cervicis
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M. longissimus cervicis
Origin: Transverse processes of the first 5 to 8 thoracic vertebrae
Approach: Transverse processes of the last 3 to 5 cervical vertebrae
Antagonists:
Movement: Innervated on both sides: Extension of the spine or reclination of the head; Unilaterally innervated: ipsilateral lateral flexion of the spine or elimination of contralateral lateral flexion.