multifidus muscle

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MUSCLE multifidus
Alias multifidus spinae
ACTION Trunk & Neck:
- Extension (bilateral)
- Ipsilateral Lateral Flexion (unilateral)

Vertebral bodies:

- Contralateral Rotation (unilateral)
Origin Transverse processes (TP)
Insertion Spinous processes (SP) (2-5 levels above)
Innervation Dorsal ramus medial branch of spinal nerves
Nerve Root C3-L5
Artery

[1] [2] [3] [4]

Multifidi.png

External links

References

  1. Martini, F.H., Nath, J.L., & Bartholomew, E.F. (2015). Fundamentals of Anatomy and Physiology, Tenth Edition, CA: Pearson.
  2. Tortora, G.J. & Derrickson, B. (2017), Principles of ANATOMY & PHYSIOLOGY, 15th Edition. NJ: Wiley.
  3. http://www.anatomyexpert.com/
  4. Wikipedia http://www.wikipedia.org/