Sternal angle between body and manubrium – Body Ribs Tubercle inferior – Costal groove depression along the inferior side – True ribs 1 7 are vertebro-sternal ribs – Attached to the sternum through own cartilage “costal” False ribs 8 12 – 8 10 are vertebro-chondral ribs that attach to the sternum indirectly via the – costal cartilage of rib 7. 11 12 are floating ribs because they are not attached to the sternum –
Sternal angle – between body and manubrium Body Ribs Tubercle – inferior Costal groove – depression along the inferior side True ribs 1 – 7 are vertebro-sternal ribs Attached to the sternum through own “costal” cartilage False ribs 8 – 12 8 – 10 are vertebro-chondral ribs that attach to the sternum indirectly via the costal cartilage of rib 7. 11 – 12 are floating ribs because they are not attached to the sternum