ELEVATORS COSTARUM MUSCLE

Levatores costarum muscle is the muscle of posterior thoracic region. It is spread from the c7 to t11. They are also 12 in number. It is a deep muscle . It is present on the both side of posterior thoracic. It forms the wall from the back. It ia attached to the transverse process of the vertebrae fromC7 to T11. It is obliquely placed.

ORIGIN

  • Tip of transverse process from C7 to T11.

INSERTION

  • Between the tubercle and the angle of the ribs.

BLOOD SUPPLY

  • Posterior intercostal artery.

NERVE SUPPLY

  • Thoracic nerve.

FUNCTION

  • Rotation of the vertebral column.
  • Lateral flexion of vertebral column.
  • Elevation of the ribs.
Courtesy*:

image - google

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