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Question : The cervical vertebra called axis provids head with sideways rotation. This can be because

Answer»

It is articulated to skull through occipital condyles
it is fused with `1^(st)` vertebra atlas
it is joined through elastic pads of FIBROCARTILAGE with other vertebrae, which provide mobility
it contains odontoid process that fits into the odontoid CANAL of atlas.

Solution :AXIS (second cervical vertebra) has a peg LIKE process called odontoid process that first into odontoid canal of atlas (first cervical vertebra).


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