How Do C1 and C2 Differ from Other Vertebrae
The C1 Vertebra, Also Called Atlas, Is Shaped Like a Ring. the C2 Vertebra Has an Upward-Facing Long Bony Process Called the Dens. the Dens Forms a Joint with...
The C1 vertebra, also called atlas, is shaped like a ring. The C2 vertebra has an upward-facing long bony process called the dens. The dens forms a joint with the C1 vertebra and facilitates its turning motions, thereby allowing the head to turn in different directions.
What is unique about C1 and C2?
The C1 and C2 vertebrae are uniquely shaped and have vertebral foramen (spaces within the bone) which allow the vertebral arteries and veins to reach through to the brain and supply it with blood. This unique formation is only seen in the cervical vertebrae.
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How is C1 differ from other vertebrae?
C1 Vertebra (the atlas). The top vertebra, called the atlas, is the only cervical vertebra without a vertebral body. Instead, it is shaped more like a ring. The atlas connects to the occipital bone above to support the base of the skull and form the atlanto-occipital joint.
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