Bones ossified at bih
Secondary centers around knee joint ( distal femur and proximal tibia) appear during last weeks of intrauterine life (or immediately after bih) Primary center of all tarsal bones (except talus, calcaneus and cuboid) appear after bih Ref: Gray's39e/p185-210
Upper end of humerus
Lower end of humerus
Lower end of femur
Lower end of tibia
General anatomy