vertebra

Noun
  1. One of the bony segments of the spinal column (synset 105291832)
    is a type of: bone, os - rigid connective tissue that makes up the skeleton of vertebrates
    subtypes:
    • cervical vertebra, neck bone - one of 7 vertebrae in the human spine located in the neck region
    • dorsal vertebra, thoracic vertebra - one of 12 vertebrae in the human vertebral column; thoracic vertebrae extend from the seventh cervical vertebra down to the first lumbar vertebra
    • lumbar vertebra - one of 5 vertebrae in the human vertebral column; lumbar vertebrae extend from the twelfth thoracic vertebra down to the sacral vertebrae
    • sacral vertebra - one of 5 vertebrae in the human spine that fuse in the adult to form the sacrum
    • caudal vertebra, coccygeal vertebra - one of 4 vertebrae in the human coccyx
    has:
    • centrum - the main body of a vertebra
    • apophysis - (anatomy) a natural outgrowth or projection on an organ or body part such as the process of a vertebra
    • transverse process - one of two processes that extend from each vertebra and provide the point of articulation for the ribs
    is a part of: back, backbone, rachis, spinal column, spine, vertebral column - the series of vertebrae forming the axis of the skeleton and protecting the spinal cord

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