| Costal margin | |
|---|---|
| Anterior surface of sternum and costa cartilages. (Costal margin forms a large upside-down V on the inferior border) | |
| Latin | arcus costalis |
The costal margin, sometimes referred to as the costal arch, is the medial margin formed by the false ribs -- specifically, from the eighth rib to the tenth rib.
External links
- SUNY Figs 35:01-03 - "Bony landmarks of the abdomen. "
- Atlas of anatomy at UMich abdo_wall60
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