Cranium Flashcards
where is the superior sagittal sinus located and where does it receive blood from
superior border of falx cerebri
superior cerebral, diploic, emissary veins and CSF
where is the sagittal sinus located and where does it receive blood from
inferior margin of falx cerebri
few cerebral veins and veins from falx cerebri
where is the great cerebral vein located and where does it recieve blood from
joins with inferior sagittal sinus to form the straight sinus
superior cerebellar veins, veins from the falx cerebri, drains deep areas of the cerebral hemispheres
where is the straight sinus located and where does it receive blood from
junction of falx cerebri and tentorium cerebelli
inferior sagittal sinus, great cerebral vein, posterior cerebral veins, superior cerebellar veins, veins from the falx cerebri
where is the occipital sinus located and where does it receive blood from
falx cerebelli against occipital bone
vertebral plexus of veins inferiorly
where is the confluence of sinuses located and where does it receive blood from
dilated space at the internal occipital protuberance
superior sagittal, straight, and occipital sinuses
where is the transverse sinus located and where does it receive blood from
horizontal extensions from the confluence of sinuses along the posterior and lateral attachments of the tentorium cerebelli
confluence of sinuses transverse, superior saggital, straight superior petrosal inferior cerebral, cerebellar, diploic, emissary veins
where is the sigmoid sinus located and where does it receive blood from
continuation of transverse sinuses to internal jugular vein
transverse sinuses and cerebral, cerebellar, diploic, emissary veins
where is the superior petrosal sinus located and where does it receive blood from
petrous part of temporal bone
cavernous sinus, cerebral and cerebellar veins
where is the inferior petrosal sinus located and where does it receive blood from
petrous part of temporal bone
cavernous sinus, cerebral and cerebellar veins, internal ear, brainstem
where is the cavernous sinus located and where does it receive blood from
lateral aspect of body of sphenoid
cerebral and ophthalmic veins, deep veins of the face, sphenoparietal sinuses, emissary veins
what is the clinical importance of the cavernous sinus
provides pathways for infection
what structures pass through the cavernous sinus
Oculomotor nerve (CN III) Trochlear Nerve (CN IV) Ophthalmic nerve (CN V1) Maxillary nerve (CN V2) internal Carotid artery Abducent nerve (CN VI)
where is the venous plexus located
either side of the body of the sphenoid bone
what can infection of the cavernous sinus cause
infection in the cavernous sinus and possibly into the eye
“Triangle of Death”
