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Muscles / Back

Levatores costarum

Anatomy

Origin
Tips of the transverse processes of C7 and T1-T11
Insertion
Rib one (breves) or two (longi) levels below, between the tubercle and angle
Nerve
Posterior rami of spinal nerves (C8-T11)

Actions

  • Elevate the ribs
  • Minor role in lateral flexion of the spine

Also trained by

References (4)
  1. Standring S, ed. Elsevier. Gray's Anatomy: The Anatomical Basis of Clinical Practice. 42nd ed.
  2. Dalley AF, Agur AMR. Wolters Kluwer. Moore's Clinically Oriented Anatomy. 9th ed.
  3. Neumann DA. Elsevier. Kinesiology of the Musculoskeletal System: Foundations for Rehabilitation. 3rd ed.
  4. Betts JG, Young KA, Wise JA, et al. OpenStax (free, openly licensed textbook). Anatomy and Physiology 2e