meninges+9

__** Meninges ** __ **-3 Membranes that lie directly beneath the skull** -Function: Limits movement of the brain within the skull -Function: Most vessels are here -Function: Contains blood vessels which bring oxygen to the brain and carry waste products away
 * Dura: First layer just below the cranium, it’s tough and thick like a skull cap
 * Arachnoid: Middle membrane, looks similar to a spider web
 * Pia: Closest membrane to the brain

=__Hematomas __=
 * Epidural Hematoma- Collection of blood between the bone and the dura, usually following a trauma
 * Subdural Hematoma- Collection of blood between the Dura and Arachnoid (more common in the elderly)
 * Subarachnoid Hematoma- Collection of blood under the Pia mater in the brain tissue