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Rotators Longus

- a series of pairs of small muscles extending from the sacrum to axis;
- origin: transverse processes of the vertebrae;
- insertion: bases of the spinous processes of the 2nd vertebrae above;
- action: acting bilaterally, rotation of the spine to the opposite side;
- nerve supply: posterior rami of the spinal nerve;
- synergists:   Intertransversarii, Interspinales, Multifidus and Rotators Brevis