BO VEISLAND / SCIENCE PHOTO LIBRARY BO VEISLAND / SCIENCE PHOTO LIBRARY
Atlanto-occipital joint. Artwork of the bones (yellow) and ligaments (blue) of the atlanto-occipital joint, as seen from behind (posterior view). This joint is between the occipital bone at the rear base of the skull, and the atlas bone, the first cervical vertebra. The axis bone (second cervical vertebra) is also shown. The tectorial membrane has been removed to shown the cruciate ligament of atlas.
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