scalenus medius muscle

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MUSCLE scalenes medius
Alias middle scalene, scalenes medius
ACTION First rib:
- Elevation (Inspiration)

Neck:

- Ipsilateral Lateral Flexion (unilateral)
Origin Cervical Transverse processes (TP)
Insertion Rib 1
Innervation Ventral rami of spinal nerves
Nerve Root C3-C8
Artery Ascending cervical artery (branch of Inferior thyroid artery)

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

Scalenus.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/