Akademik

Atlantoaxial
Pertaining to the first and second cervical vertebrae which meet at a joint called the atlantoaxial joint. The uppermost cervical vertebra (the atlas) rotates about the odontoid process of the second cervical vertebra (the axis). The joint between the axis and atlas is a pivot type of joint that allows the head turn.
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Pertaining to the atlas and the axis; denoting the joint between the first two cervical vertebrae. SYN: atlantoepistrophic, atloaxoid.

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at·lan·to·ax·i·al ət-.lant-ō-'ak-sē-əl, at- adj relating to or being anatomical structures that connect the atlas and the axis

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at·lan·to·ax·i·al (at-lan″to-akґse-əl) pertaining to the atlas and the axis.

Medical dictionary. 2011.