Noun
Formed between uncinate processes below, and the uncus above. They are located in the cervical region of the vertebral column between C3 and C7. Two lips project upward from the superior surface of the vertebral body below, and one projects downward from the inferior surface of vertebral body above. They allow for flexion and extension and limit lateral flexion in the cervical spine. (wikipedia.org)
Syn: Uncovertebral joints, Crypts of Luschka, Ducts of Luschka, Foramina of Luschka