Intertransversarii thoracis muscles

Musculi intertransversarii thoracis

  • Synonym: Thoracic intertransversarii muscles
  • Related terms: Thoracic intertransversarii

Definition

Origin: Transverse process

Insertion: Transverse process above

Nerve: Anterior rami of spinal nerves

Action: Lateral flexion of trunk

Description:
The Intertransversarii (Intertransversales) are small muscles placed between the transverse processes of the vertebrae.

In the thoracic region they are present between the transverse processes of the lower three thoracic vertebrae, and between the transverse processes of the last thoracic and the first lumbar.

References

This definition incorporates text from a public domain edition of Gray's Anatomy (20th U.S. edition of Gray's Anatomy of the Human Body, published in 1918 – from http://www.bartleby.com/107/).