Cerebral venous system
Dr Frank Gaillard et al.
The cerebral venous system, somewhat unlike the majority of the rest of the body, does not even remotely follow the cerebral arterial system.
Cerebral veins have thin walls with no muscular tissue and possess no valves. They emerge from the brain and lie in the subarachnoid space, coursing over the surface of the brain, agregating into larger channels until they pierce the arachnoid mater and the meningeal layer of the dura mater and drain into the dural venous sinuses.
The whole system may be divided into a number of sections:
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