The V2 segment of the vertebral artery.
Paolini
Sergio
S
Alvernia
Jorge
J
Lanzino
Giuseppe
G
D000328:Adult; D002102:Cadaver; D003097:Collateral Circulation; D006801:Humans; D013126:Spinal Nerve Roots / Q000098:blood supply; D014711:Vertebral Artery / Q000033:anatomy & histology*