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outermost meninx covering the brain; composed of tough fibrous connective tissue; outer layer forms periosteum of skull
structures instrumental in returning cerebrospinal fluid to venous blood in dural sinuses
dural fold separating cerebrum from cerebellum; over cerebellum and in trasverse fissure
found in and around brain and spinal cord; reduces brain weight by 97%; prevents brain from crushing under its own weight
produces CSF at constant rate; clusters of capillaries enclosed by pia mater and a layer of ependumal cells
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