Muscles / Head & neck
Splenius capitis
- Head & neck
- Neck
- Intermediate layer
Anatomy
- Origin
- Inferior half of the ligamentum nuchae and spinous processes of C7-T3/T4
- Insertion
- Mastoid process and lateral third of the superior nuchal line
- Nerve
- Posterior rami of middle cervical spinal nerves
Actions
- Bilaterally extends the head and neck
- Unilaterally laterally flexes and rotates the head to the same side
References (4)
- Standring S, ed. Elsevier. Gray's Anatomy: The Anatomical Basis of Clinical Practice. 42nd ed.
- Dalley AF, Agur AMR. Wolters Kluwer. Moore's Clinically Oriented Anatomy. 9th ed.
- Neumann DA. Elsevier. Kinesiology of the Musculoskeletal System: Foundations for Rehabilitation. 3rd ed.
- Betts JG, Young KA, Wise JA, et al. OpenStax (free, openly licensed textbook). Anatomy and Physiology 2e