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Semispinalis Thoracis – Functional Anatomy

Semispinalis Thoracis

Semispinalis Thoracis connects T7-T10 to C6-T4 trapping T5-T6 in the middle.

Origin – transverse processes of T6-T10

Insertion – Spinous processes of T1-T4

Function – Extension and some rotation of the thoracic vertebrae.

Wikipedia Entry for Semispinalis muscles


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