|Bone: Foramen transversarium|
|A cervical vertebra. (Foramen transversarium labeled at upper left.)|
|First cervical vertebra, or atlas. (Foramen transversarium labeled at center right.)|
|Gray's||subject #21 98|
The foramen transversarium pierces the transverse processes of the seven cervical vertebrae. It gives passage to the vertebral artery and vein as wells as a plexus of sympathetic nerves in each of the vertebræ except the seventh, which lacks the artery.
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