Espiral Atlas
OrganThorax

Left fibrous ring

anulus fibrosus sinister

Around the left atrioventricular opening, behind the sternum, at the level of the 4th costal cartilage.

Thorax – 3D human anatomy atlas

In the full entry

The full entry, with every field, sources, quiz and clinical correlations, is in the atlas.

  • Structure
  • Neighborhood

Other structures in this region

Contact us