What Are The 5 Stages Of Endochondral Ossification?

What Are The 5 Stages Of Endochondral Ossification? Cartilage enlarges; Chondrocytes die. blood vessels grow into perichondrium; cells convert to osteoblasts; shaft becomes covered with superficial bone. more blood supply and osteoblasts; produces spongy bone; formation spreads on shaft. What are the steps of ossification? The process of bone formation is called osteogenesis or ossification.