Lumbar vertebrae
The lumbar vertebrae are located between the thoracic vertebrae and sacrum. They form the lower part of the back in humans, and the region of the spine between the rib cage and pelvis in quadrupedal mammals.
The lumbar vertebrae are located between the thoracic vertebrae and sacrum. They form the lower part of the back in humans, and the region of the spine between the rib cage and pelvis in quadrupedal mammals.
The lumbar vertebrae are located between the thoracic vertebrae and sacrum. They form the lower part of the back in humans, and the region of the spine between the rib cage and pelvis in quadrupedal mammals.
Source: Wikipedia "Lumbar vertebrae" · CC BY-SA 4.0
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