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Term:
lumbar vertebra trabecular cross-sectional area (CMO:0001692)
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Parent Terms Term With Siblings Child Terms
lumbar vertebra cortical cross-sectional area  
lumbar vertebra trabecular cross-sectional area  
The portion of the cross-sectional area of a lumbar vertebra that corresponds to the area occupied by cancellous or spongy bone, the inner, less dense, more metabolically active type of osseous tissue made up of a network of tiny lattice-shaped spicules often containing marrow. The cross-sectional area of a lumbar vertebra is a measurement of the extent of a plane through, i.e. perpendicular to the axis of, a lumbar vertebra, any of the individual bones forming the portion of the spinal column (the protective bony corridor through which the spinal cord passes) between the thoracic vertebrae in the chest region and the sacrum in the hip region.

Synonyms
Exact Synonyms: lumbar vertebra trabecular bone cross-sectional area ;   lumbar vertebral trabecular cross-sectional area
Related Synonyms: lumbar vertebra cancellous bone cross-sectional area ;   lumbar vertebra spongy bone cross-sectional area ;   lumbar vertebra substantia spongiosa cross-sectional area ;   lumbar vertebra trabeculae cross-sectional area
Definition Sources: Multiple_Dictionaries:http://www.thefreedictionary.com/, Wikipedia:http://en.wikipedia.org/wiki/Trabecular_bone

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RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.