Spondylolisthesis (pronounced spahn-duh-low-liss-thee-sus) is a condition in which one of the bones in your spine (the vertebrae) slips out of place and moves on top of the vertebra next to it. It ...
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Lumbar spine anatomy and function

Medically reviewed by Jennifer Steinhoff, MD Key Takeaways The lumbar spine includes five vertebrae that help with mobility and stability.Lumbar vertebrae are larger because they carry the load from ...