Rhomboid major

The rhomboid major muscle is a muscle found in the shoulder girdle.


  • origin: spinous processes of T2-T5 vertebrae
  • insertion: medial border of scapula from spine to inferior angle
  • innervation: dorsal scapular nerve C4, C5
  • action: adducts (retracts) and internally rotates scapula to depress glenoid cavity and fix scapula to thoracic wall
Upper limb anatomy
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Article information

rID: 39475
Section: Anatomy
Synonyms or Alternate Spellings:

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