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Muscles: Procerus.

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Anatomy & Physiology: Muscles—Procerus.

Structure.

  • Origin: midline of nasal bone and nasal cartilage.
  • Insertion: skin between the eyebrows on the forehead and into the occipitofrontalis.
  • Shaped like a pyramid.

Function.

  • Concentric action: wrinkle skin of nose upward; draws medial eyebrow downward.
  • Reverse mover action:
  • Eccentric action:
  • Isometric action:
  • Innervation: facial nerve.
  • Arterial supply: facial artery.

Clinical Significance.

 

References

Biel, A. (2015). Trail guide to the body: A hands-on guide to locating muscles, bones and more.

Clark, M., Lucett, S., Sutton, B. G., & National Academy of Sports Medicine. (2014). NASM essentials of corrective exercise training. Burlington, MA: Jones & Bartlett Learning.

Jenkins, G., & Tortora, G. J. (2012). Anatomy and Physiology: From Science to Life, 3rd Edition International Stu. John Wiley & Sons.

Muscolino, J. E. (2017). The muscular system manual: The skeletal muscles of the human body.