Omotransversarius

MUSCLES OF PECTORAL GIRDLE - OMOTRANSVERSARIUS

  • This muscle extends from the level of the atlas to the shoulder and most part covered by the preceding muscle except at the scapular portion where it is seen as a broad, flat muscular band.
  • Origin: Wing of atlas and transverse process of the axis.
  • Insertion: Scapular spine and scapular fascia.
  • Action: To pull the lower angle of the scapula forwards and upwards and to tense the scapular fascia.
  • Blood supply: Superior and inferior cervical arteries.
  • Nerve supply: Cervical spinal nerves.
Last modified: Thursday, 13 October 2011, 10:08 AM