Multifidus is a series of small muscles which travel up the length of the spine. It is an important muscle in the rehabilitation of Gilmore's Groin.

Origin

  • Posterior surface of the sacrum
  • Articular processes of the lumbar vertebrae
  • Transverse processes of the thoracic vertebrae
  • Articular processes of C3-7

Insertion

  • Each part of the muscle inserts into the spinous process 2-4 vertebrae higher than its origin

Actions

  • Extension, lateral flexion and rotation of the spine

Innervation

  • Dorsal rami of the spinal nerves

Daily uses

  • Maintaining good posture of the spine

How can I stretch it?

How can I strengthen it?

Neck and Back Muscles:

More Human Muscles: