yogabook / muscles / autochthonous back muscles / multifidi
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Mm. multifidi
short autochthonous back muscles running from the sacrum to the 2nd cervical vertebrae and extending over 3 spinal segments. The multifidi are divided into four groups, some of which have different origins.
Origin:
Multifidisacrales: sacrum, ilium, local tendons,
Multifidilumbales: teat processes of the lumbar vertebrae,
Multifidithoracici: transverse processes of the thoracic vertebrae,
Multifidicervicis: transverse processes of the cervical vertebrae
Attachment: spinous processes
Antagonists:
Movement: Innervated on both sides: Extension of the spine; innervated on one side: Lateral flexion of the spine