Neurology Lab 1 - Module 1 - Blood Supply to the Brain: Page 4 of 5

Next, we will discuss the venous drainage of the brain.

The extension of the dura into and around the brain hemisperes form the falx cerebri and the tentorium cerebelli.

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	Begin with the superior sagittal sinus.
	Add the left and right transverse sinus.
	Add the confluence of the sinuses.
	Add the straight sinus which also empties into the confluence..
	Add the inferior sinus which empties into the straight sinus.
	Add the sigmoid sinuses.

	Between what layers of the meninges are the above sinuses located?
The venous drainage flows through the two cranial components of the dura mater. (The outer periosteal layer and the inner menigeal layer.)