Semispinalis Thoracis

Semispinalis Thoracis

☆

semispinalis thoracis

MusclePro

Anatomy

Origin
Transverse processes of the sixth through tenth/twelfth thoracic vertebrae (T6–T10/T12)
Insertion
Spinous processes of the lower two cervical (C6, C7) and upper four to six thoracic (T1–T4/T6) vertebrae
Nerve
Dorsal primary divisions of spinal nerves
Actions
Extends and rotates vertebral column
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Knowlative · entry no. 2780