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The inferior costal facet (or inferior costal fovea) is a site where a
rib In vertebrate anatomy, ribs ( la, costae) are the long curved bones which form the rib cage, part of the axial skeleton. In most tetrapods, ribs surround the chest, enabling the lungs to expand and thus facilitate breathing by expanding the ches ...
forms a joint with the inferior aspect of the body of a thoracic
vertebra The spinal column, a defining synapomorphy shared by nearly all vertebrates,Hagfish are believed to have secondarily lost their spinal column is a moderately flexible series of vertebrae (singular vertebra), each constituting a characteristic ...
. In the adjacent picture, the arrow points to an inferior costal facet. The facets are named for their location on the vertebral body, not the rib. The inferior costal facet is located on the inferior aspect of the vertebral body, but has a superior location on the rib. Similarly, the superior costal facet is superior on the vertebral body but is inferior on the rib.


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External links

* - "The
costovertebral joint The costovertebral joints are the joints that connect the ribs to the vertebral column. The articulation of the head of the rib connects the head of the rib to the bodies of the thoracic vertebrae. Structure The costotransverse joint connects th ...
." Bones of the thorax {{musculoskeletal-stub