Term
| cranial fossa formed from sphenoid bone (greater wings & sella tursica), temporal bone (petrous part & inner surface of squamous part) |
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Definition
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Term
| cranial fossa formed from frontal bone (orbital plate), ethmoid bone (crista galli and cribiform plate). and sphenoid bone (lesser wings) |
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Definition
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Term
| CN associated with cribiform plate |
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Definition
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Term
| structure in skull which CN II & opthalmic A. pass through |
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Definition
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Term
| structure in skull which opthalmic V., CN III, CN IV, CN V1, & CN VI sympathetic fibers pass through |
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Definition
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Term
| structure in skull which CN V2 passes through |
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Definition
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Term
| structure in skull which CN V3 passes through |
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Definition
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Term
| structure in skull which middle meningeal A. passes through |
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Definition
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Term
| structures (2) in skull which internal carotid A. passes through |
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Definition
foramen lacerum
carotid canal |
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Term
| structure in skull which spinal cord, meninges, CN XI, and spinal and vertebral A. pass through |
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Definition
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Term
| structure in skull which CN IX, CN X, CN XI, IJ V., sigmoid sinus, & inferior petrosal sinus pass through |
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Definition
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Term
| cranial fossa formed by occipital bone, temporal bone (petrous part & mastoid part), and sphenoid bone (body) |
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Definition
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Term
| most external meningeal covering; made of dense CT; contains the sinuses and forms folds of septa (i.e. falx cerebri) |
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Definition
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Term
| middle layer of meninges; web-like CT matrix that does not enter sulci of cerebral cortex |
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Definition
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Term
| fluid found in subarachnoid space |
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Definition
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Term
| inner layer of meninges; thin CT membrane that adheres to NS tissues |
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Definition
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Term
| branch of maxillary A. which passes through the foramen spinosum; supplies most of supratentorial dura matter |
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Definition
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Term
| branch of maxillary A. which passes through the foramen ovale |
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Definition
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Term
| which N.s provide sensory innervation to the dura matter |
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Definition
| CN V (V1, V2, & V3) & Upper Cervical Plexus |
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Term
| sickle shaped sheet of dura matter that forms a partition between the two cerebral (cortical) hemispheres |
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Definition
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Term
| fold of dura matter that separates the cerebral hemisphere from the cerebellum; forms roof over posterior cranial fossa |
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Definition
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Term
| small sickle-shaped fold of dura that extends slightly between the cerebellar hemispheres |
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Definition
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Term
| venous sinus of dura matter: located within superior part of falx cerebra; contains many arachnoid villa that constitute the main site of passage of CSF into venous blood; drains into confluens of sinuses |
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Definition
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Term
| venous sinus of dura matter: located on free margin (inferior border of falx cerebri); drains into straight sinus |
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Definition
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Term
| venous sinus of dura matter: located in tentorium cerebelli; drains into confluens of sinuses |
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Definition
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Term
| venous sinus of dura matter: located on midline between left and right transverse sinuses |
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Definition
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Term
| venous sinus of dura matter: begin near internal occipital protuberance and drain into sigmoid sinus |
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Definition
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Term
| venous sinus of dura matter: continuous with jugular foramen in posterior cranial fossa |
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Definition
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Term
| venous sinus of dura matter: located on occipital bone along midline |
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Definition
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Term
| venous sinus of dura matter: located on superior ridge of petrous temporal bone |
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Definition
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Term
| venous sinus of dura matter: located on inferior medial segment of petrous temporal bone |
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Definition
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Term
| venous sinus of dura matter: located in middle cranial fossa, lateral to sphenoid body |
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Definition
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Term
| clear, colorless fluid containing small amounts of glucose, protein, K+, & NaCl |
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Definition
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Term
| specialized capillary network (on arterial side of circulatory system) which forms CSF |
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Definition
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Term
| structures which CSF is reabsorbed into venous system through |
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Definition
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Term
| brain is supplied by these major arteries (2, but paired-->4) |
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Definition
internal carotid A.s
vertebral A.s |
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Term
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Definition
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Term
| anterior spinal A. & posterior inferior cerebellar A. (PICA) are branches of |
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Definition
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Term
| posterior spinal A. is a branch of |
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Definition
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Term
| basilar A. is formed from the joining of |
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Definition
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Term
| anterior inferior cerebellar A. (AICA) & superior cerebellar A. are branches of |
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Definition
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Term
| labyrinthine (auditory) A. is a branch of ___; it enters the external acoustic meatus |
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Definition
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Term
| major A.s of cerebellum (3) |
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Definition
superior cerebellar A.
PICA
AICA |
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Term
| 5 components of Circle of Willis |
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Definition
| anterior cerebral A. anterior communicating A. internal carotid A. (continuous with middle cerebral A.) posterior communicating A. posterior cerebral A. (continuous with basilar A.) |
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Term
| major A.s of cerebral cortex |
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Definition
anterior cerebral A.
middle cerebral A.
posterior cerebral A. |
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