Meninges and Cerebrospinal Fluid

function of dura mater

protects brain and forms supporting folds and venous sinuses

function of arachnoid mater

encloses CSF filled subarachnoid space

Function of pia mater

Adheres to and covers brain tissue, including sulci

function of subarachnoid space

contains CSF and Blood vessels

Function of subdural space

normally not an open CSF compartment

Function of falx cerebri

separates cerebrla hemispheres

function of tentorium cerebelli

supports cerebrum and separates it from cerebellum

function of falx cerebelli

separates portions of the cerebellar hemispheres

function of superior sagittal sinus

drains venous blood and receives CSF via arachnoid granulations

function of arachnoid villi or granulations

Return CSF to venous circulation

Function of Choroid plexus

Produces CSF

Function of lateral ventricles

CSF chambers connecting to 3rd ventricle

Function of 3rd ventricle

CSF chamber between the thalami

function of Cerebral aqueduct

connects third to fourth ventricle

function of fourth ventricle

CSF chamber that drains through apertures and toward central canal

Gray matter contains…

neuronal cell bodies and synapses, glial cells, capillary blood vessels

white matter contains…

many myelinated axons, glial cells, blood vessels