Anatomy
lumbar vertebrae
lum·bar ver·te·bra [ luhm-ber, -bahr vur-tuh-bray ]
Subclass of:
Vertebral column
Definitions related to bone structure of lumbar vertebra:
  • (lumbar vertebra) Any of the vertebrae situated between the thoracic vertebrae and the sacrum in the lower part of the spine.
    CDISC Terminology
    Clinical Data Interchange Standards Consortium (CDISC), 2021
  • (lumbar spine) The lower portion of the spine. It includes the five lowermost bones (vertebrae) of the spine and is the start of the lower back.
    Harvard Dictionary of Health Terms
    Harvard Medical Publishing, 2011
  • (lumbar vertebra) One of the five bones situated between the thoracic vertebrae and the sacrum in the lower part of the spine.
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
  • (lumbar vertebrae) VERTEBRAE in the region of the lower BACK below the THORACIC VERTEBRAE and above the SACRAL VERTEBRAE.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
  • The lumbar spine consists of 5 moveable vertebrae numbered L1-L5. The complex anatomy of the lumbar spine is a remarkable combination of these strong vertebrae, multiple bony elements linked by joint capsules, and flexible ligaments/tendons, large muscles, and highly sensitive nerves.
    Medscape
    WebMD, 2019
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This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.