Meninges/CSF Flashcards
____ is a fluid similar to seawater that bathes the brain and spinal cord
CSF
Where is CSF made in the body?
Choroid process of the brain
Which ventricle is the choroid plexus the largest in?
Lateral ventricles
IN the area of the ____, the veins drain to the cavernous sinus from this area
Danger triangle
What nerves innervate the meninges?
CN V and C2 and C3
Which blood filled sinus becomes the internal jugular vein?
Sigmoid sinus
____ is dura mater that separates cerebellum from the cerebrum
Cerebellar tentorium
The mastoid emissary vein comes through what foramen of the cranium?
Mastoid foramen
What hangs down between hemispheres of the brain (dura)?
Cerebral falx
The ____ nerve enters at the internal acoustic meatus and provides sensory to facial expression (5 branches), sensory to anterior 2/3 of tongue, and parasympathetics (preganglionic) via greater petrosal nerve
Facial Nerve
Where does CSF get pushed back into venous circulation?
Arachnoid granulations
Which artery in the skull runs under the pterion portion of the cranium?
Middle meningeal artery
____ is the fusion of frontal, temporal, parietal, and sphenoid bones of the skull that is flat and weak?
Pterion
What structure connects the left and right hemispheres of the brain?
Corpus callosum
The _____ is a venous filled sinus where CSF is taken back up into the venous system
Superior sagittal sinus
