SpinalCord
2
Plate168
Posterior spinal arteries
Anterior spinal artery
Segmental
medullary artery
Posterior radicular artery
Branch to vertebral body
and dura mater
Spinal branch
Dorsal branch of posterior
intercostal artery
Posterior intercostal artery
Paravertebral anastomoses
Prevertebral anastomoses
Thoracic (descending) aorta
Right posterior spinal artery
Peripheral branches from pial plexus
Sulcal (central) branches to left side
of spinal cord
Left posterior spinal artery
Posterior radicular artery
Segmental
medullary artery
Pial arterial plexus
Section through thoracic level:
anterosuperior view
Sulcal (central) branches to
right side of spinal cord
Segmental
medullary artery
Pial arterial plexus
Anterior and posterior
radicular arteries
Anterior spinal artery
Arterial distribution: schema
Posterior radicular artery
Anterior radicular artery
ArteriesofSpinalCord:IntrinsicDistribution
See±also±
Plate 188
±
