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Splenius Capitis

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Origin

  • Nuchal Ligament (Lower half, C4-C6)
  • Spinous process of vertebrae C7-T3

Insertion

  • Mastoid Process (Temporal Bone)
  • Superior Nuchal Line (lateral aspect)

Actions

  • Bilateral: Extension of head and cervical spine
  • Unilateral: Sidebending and rotation of head and cervical spine to same side

Vascular Supply

  • Occipital Artery (Muscular branches)
  • Deep Cervical Artery
  • Posterior Intercostal Arteries

Nerve

  • Cervical spinal nerves C3-C6 (Dorsal Rami)

Clinical Significance

See Also

References

Created by:
Chris Hauglid on 20 April 2020 05:37:14
Authors:
Last edited:
20 April 2020 05:39:02
Category:

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