Lumbar vertebra
Image of typical lumbar vertebra.
This is a drawing showing a cross section of a typical lumbar vertebra.
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"Lumbar vertebra."
http://upload.wikimedia.org/wikipedia/commons/6/62/Gray94.png
Wikimedia
Public domain.
