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Definition of Lumbar vertebrae

Lumbar vertebrae: There are 5 lumbar vertebrae. The lumbar vertebrae are situated between the thoracic vertebrae and the sacral vertebrae in the spinal column. The 5 lumbar vertebrae are represented by the symbols L1 through L5.

Source: MedTerms™ Medical Dictionary
http://www.medterms.com/script/main/art.asp?articlekey=8769
Last Editorial Review: 3/21/1999 8:51:00 PM

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