What are the three functional parts of the lumbar vertebrae?

Updated: Aug 02, 2018
  • Author: Gil Z Shlamovitz, MD, FACEP; Chief Editor: Helmi L Lutsep, MD  more...
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Answer

They are composed of the following 3 functional parts:

  • The vertebral body, designed to bear weight

  • The vertebral (neural) arch, designed to protect the neural elements

  • The bony processes (spinous and transverse), which function to increase the efficiency of muscle action


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