Vertebral Venous Plexus

a3 > 1: in most patients, three veins would be present; some would have only one; 1 > 3: in most patients, one vein would be present; some would have three.

a3 > 1: in most patients, three veins would be present; some would have only one; 1 > 3: in most patients, one vein would be present; some would have three.

ventral epidural veins receive venous drainage from the vertebral bodies (through anterior and posterior venules), the spinal cord (via radicu-lomedullary veins), the dura, and are also involved in some resorption (via arachnoid granulations along the nerve root sleeves) of the cere-brospinal fluid. The ventral epidural venous plexus forms a valveless, retrocorporeal, hexagonal anastomotic plexus, which is essentially continuous craniocaudally. The direction of flow within this plexus is not

Ventral Epidural Vein

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Essentials of Human Physiology

Essentials of Human Physiology

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