Serratus Posterior Inferior


Summary

Location:In the middle back, extending from the lower spine to the lower ribs.

Information

Group:Ribcage
Subgroup:Serratus Posterior
Side(s) of body:Back
Function/Action:Rib Depressor

Details

Joint:Costovertebral, Costotransverse
Bone:Ribs
Origin:Arises from the spinous processes of the T11 to L2 vertebrae.
Insertion:Attaches to the lower ribs, specifically the ninth to twelfth ribs.