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Multifidus
Region: Back Muscles · All back muscles
Multifidus at a glance
| Origin | Sacrum and transverse processes of the vertebrae |
|---|---|
| Insertion | Spinous processes of vertebrae two to four levels above |
| Actions | Stabilises individual vertebrae; Helps extend and rotate the spine |
| Nerve supply | Dorsal rami of spinal nerves |
◆ Good to know
A key deep stabiliser of the lumbar spine; it is often found wasted on imaging in people with chronic low back pain.
More Back Muscles
Please note: This page is an anatomy education summary for students and curious readers, not medical advice. Attachment points are given in their classic short form; individual anatomy varies, and detailed dissection-level descriptions belong in an anatomy atlas.