What is another word for atlanto-occipital joint?
Pronunciation: [ɐtlˈantə͡ʊˈɒksɪpˌɪtə͡l d͡ʒˈɔ͡ɪnt] (IPA) 
The atlanto-occipital joint, also known as the A-O joint, is a vital structure in the neck that connects the base of the skull to the first vertebra of the spine. This joint allows for the head to move up and down, as well as to tilt from side to side. Synonyms for the atlanto-occipital joint include the occipito-atlantal joint, craniovertebral joint, and the C0-C1 joint. Additionally, some medical professionals may refer to this joint simply as the upper cervical spine joint or the skull-neck joint. The function of this joint is essential for maintaining proper head and neck movement, and any issues with it can lead to discomfort or mobility problems.
