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Major Arteries of the Brain
Major aa. of the brain and the major structures they supply
29
Anatomy
Graduate
01/29/2012

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Term
Ophthalmic
Definition
retina & cranial dura
Term
Posterior communicating
Definition
hypophysis, infundibulum, parts of hypothalamus, thalamus, and hippocampus
Term
Anterior choroidal
Definition
choroid plexus,
optic tract,
parts of internal capsule,
hippocampal formation,
globus pallidus,
lateral portions of thalamus
Term
Anterior cerebral
Definition
medial aspect of cerebral hemisphere
(includes frontal/parietal lobes)
Term
anterior communicating
(from anterior cerebral a.)
Definition
connects the ant cerebral aa.
Term
medial striate a.
(from ant cerebral a.)
Definition
anteromedial part of head of caudate nucleus and
parts of internal capsule, putamen, and septal nuclei
Term
orbital branches
(from ant cerebral a.)
Definition
orbital and medial surfaces of frontal lobe
Term
frontopolar branches
(from ant cerebral a.)
Definition
medial portions of frontal lobe and
lateral parts of the convexity of the hemisphere
Term
callosomarginal
(from ant cerebral a.)
Definition
paracentral lobule and
portions of cingulate gyrus
Term
pericallosal a.
(from ant cerebral a.)
Definition
precuneus
(portion of parietal lobe caudal to paracentral lobule and proximal to occipital cortex)
Term
Middle cerebral
Definition
Lateral convexity of cerebral hemisphere,
Broca's area,
prefrontal cortex, and
primary and association auditory cortices (Wernicke's area, supramarginal and angular gyri)
Term
lenticulostriate branches
(from mid cerebral a.)
Definition
putamen,
caudate nucleus, and
ant limb of internal capsule
Term
orbitofrontal
(from mid cerebral a.)
Definition
parts of frontal lobe
Term
precentral and central branches
(from mid cerebral a.)
Definition
primary sensory and motor cortex
Term
ant and post parietal branches
(from mid cerebral a.)
Definition
parts of parietal lobe
Term
angular branch
(from mid cerebral a.)
Definition
angular gyrus
Term
ant, mid, and post temporal branches
(from mid cerebral a.)
Definition
parts of temporal lobe and lateral portions of occipital lobe
Term
Anterior spinal
Definition
medial structures of medulla including
pyramids,
medial lemniscus,
medial longitudinal fasciculus,
hypoglossal nucleus, and
inferior olivary nucleus
Term
Posterior inferior cerebellar (PICA)
Definition
lateral medulla:

spinothalamic tract,
dorsal and ventral spinocerebellar tracts,
descending sympathetic fibers,
descending tract and spinal nucleus (CN V),
dorsal motor nucleus (CN X), and
nucleus ambiguus (CN IX, X)
Term
Posterior spinal (PSA)
Definition
caudal medulla:

fasciculus gracilis and cuneatus,
gracile and cuneate nuclei,
spinal trigeminal nucleus,
dorsal and caudal portions of inferior cerebellar peduncle, and
portions of the solitary tract and dorsal motor nucleus of (CN X)
Term
Anterior inferior cerebellar (AICA)
Definition
ventral and inferior surface of cerebellum and
lateral parts of the pons
Term
Labyrinthine
Definition
cochlea and
labyrinth
Term
paramedian branches
(from pontine aa.)
Definition
medial portion of lower and upper pons:

pontine nuclei,
cortico-pontine fibers,
corticospinal and corticobulbar tracts, and
portions of ventral pontine tegmentum and medial lemniscus
Term
short circumferential branches
(from pontine aa.)
Definition
wedge-shaped area in
ventrolateral pons
Term
long circumferential branches
(from pontine aa.)
Definition
most of tegmentum of rostral and caudal pons and
lateral portions of midbrain tegmentum
Term
Superior cerebellar
Definition
rostral level of pons,
caudal part of midbrain, and
superior surface of cerebellum (...)
Term
Posterior cerebral
Definition
most of midbrain,
thalamus, and
subthalamic nucleus
Term
ant and post temporal; parieto-occipital
(from post cerebral a.)
Definition
temporal lobes and medial and inferior occipital lobe
Term
calcarine
(from post cerebral a.)
Definition
primary visual cortex
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