Ossification centers

Last revised by Tariq Walizai on 5 Jul 2024

There are both primary and secondary ossification centers that are involved in osteogenesis (formation of bone).

Primary ossification centers
  • where bone first forms

  • long bones (shaft or diaphysis)

  • irregular bones (body)

Secondary ossification centers
  • individual bones may have multiple centers

  • usually found in epiphysis

Axial skeleton
Appendicular skeleton
Upper limb
Lower limb
Pelvic girdle

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