Anatomy Flashcards
What are the brain ventricles called?
Anterior horn
Posterior horn
third ventricle
cerebral aquaduct
fourth venticle
What are the two apertures of the ventricles called?
Median and lateral
What cells make CSF and where are they found?
Choroid plexues
3rd and 4th ventricle
What cells reabsorb CSF and where are they found?
Arachnoid villi
Sagitall sinuses
What is the function of CSF?
Protection
Metabolic stability
Buoyancy
What are the ligaments of the spine are punctured during a spinal procedure
Interspinous
Supraspinous
Ligamentum flavum
What level is the conus medullaris?
L1
Where does the cauda equina end and at what level?
S2 - filum terminale begins here
This is the tethered cord that comes out of the cauda equina
What landmark do you use for a spinal/epidural?
Fuffiers line - PSIS
L4
What are the two layers of dural mater called?
Endosteal
Meningeal
What is found between the dural layers?
Venous Sinuses
What are the venous sinuses?
SSS
ISS
COS
Opthalmic
Straight
Transverse
Sigmoid
What are the four dural folds?
falx cerebri
tentorium cerebelli
falx cerebelli
diaphragm sellae
Which fold runs sagitally like an arch?
Falx cerebri
Which fold seprates the occiptal lobe from the cerebellum and what spaces does it create?
Tentorium cerebelli
Supratentorial
subtentorial
Which fold extends down behind the cerebellum and what sinus does it hold?
Falx cerebelli
Occiptal sinus
Which fold surrounds the pituatry gland?
Diaphragm sellae
What is the order of spaces and meninges?
Extra dural (epidural in spine)
Dural mater
subdural
Arachnoid mater
subarachnoid
pia mater
