File:Cunningham’s Text-book of Anatomy (1914) - Fig 119.png

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English: Ossifications of Vertebrae.
  • Cervical vertebra.
    • 1. Centre for body.
    • 2. Superior epiphysial plate.
    • 3. Anterior bar of transverse process developed by lateral extension from root of vertebral arch.
    • 4. Neuro-central synchondrosis.
    • 5. Inferior epiphysial plate.
  • Lumbar vertebra.
    • 6. Body.
    • 7. Superior epiphysial plate.
    • 8. Epiphysis for mamillary process.
    • 9. Epiphysis for transverse process.
    • 10. Epiphysis for spinous process.
    • 11. Neuro-central synchondrosis.
    • 12. Inferior epiphysial plate.
  • Thoracic vertebra.
    • 13. Centre for body.
    • 14. Superior epiphysial plate, appears about puberty; unites at 25th year.
    • 15. Neuro-central synchondrosis does not ossify till 5th or 6th year.
    • 16. Appears at puberty ; unites at 25th year.
    • 17. Appears at puberty ; unites at 25th year.
    • 18. Appears about 6th week.
  • Epistropheus.
    • 19. Centre for transverse process and vertebral arch; appears about 8th week.
    • 20. Synchondroses close about 3rd year.
    • 21. Centre for summit of dens ; appears 3rd to 5th year, fuses 8th to 12th year.
    • 22. Appears about 5th or 6th month ; unites with opposite side 7th to 8th month.
    • 23. Synchondrosis closes from 4th to 6th year.
    • 24. Inferior epiphysial plate ; appears about puberty, unites about 25th year.
    • 25. Single or double centre for body ; appears about 5th month.
  • Atlas.
    • 26. Posterior arch and lateral masses developed from a single centre on either side, which appears about 7th week. In this figure the posterior arch is represented complete by the union posteriorly of its posterior elements.
    • 27. Anterior arch and portion of superior articular surface developed from single or double centre, appearing during 1st year.
  • Thoracic vertebra.
    • 28. Epiphysis for transverse process ; appears about puberty, unites about 25th year.
    • 29. Epiphysis appears about puberty ; unites about 25th or 27th year.
    • 30. Centre for vertebral arch on either side; appears about 6th or 7th week, the laminae unite from birth to 15th month. The arch is here shown complete posteriorly.
    • 31. Centre for body ; appears about 6th week, unites with vertebra] arch from 5th to 6th year.
Date
Source Fig. 119, p.105, Cunningham's Text-book of anatomy (1914) Book Viewer
Author

Cunningham, D. J. (Daniel John), 1850-1909;

Robinson, Arthur, b. 1862, ed
Public domain

This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or fewer.

This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.

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current02:01, 16 May 2020Thumbnail for version as of 02:01, 16 May 20201,740 × 782 (850 KB)Was a bee (talk | contribs)== {{int:filedesc}} == {{Information |Description={{en|1= Ossifications of Vertebrae. *Cervical vertebra. **1. Centre for body. **2. Superior epiphysial plate. **3. Anterior bar of transverse process developed by lateral extension from root of vertebral arch. **4. Neuro-central synchondrosis. **5. Inferior epiphysial plate. *Lumbar vertebra. **6. Body. **7. Superior epiphysial plate. **8. Epiphysis for mamillary process. **9. Epiphysis for transverse process. **10. Epiphysis for spinous proce...

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