Dura Mater

Tentorium cerebelli

An extension of the dura mater that *separates the cerebellum from the inferior portion of the occipital lobes*

Dural sinus (superior sagittal sinus)

Carries blood and CSF from the brain toward the heart

Falx cerebri

Crescent-shaped fold of meningeal layer of dura mater that descends vertically in the longitudinal fissure between the *cerebral hemispheres* of the human brain

Meningeal layer

Deeper of the two layers; the actual dura mater

Periosteal layer

Outermost layer that serves as the *skull's inner periosteum* (called the endocranium)

Falx cerebelli

Sickle-shaped fold of dura mater that *separates the cerebellum into two hemispheres*