Neuro: Arterial Supply Of Cerebral Hemispheres

Front 1

What arteries supply the cerebral hemispheres and deep cerebral structures with blood?

Back 1

- Internal Carotid A.
- Vertebral A.

Front 2

How are the internal carotid and vertebral arteries connected?

Back 2

Cerebral Arterial Circle (of Willis)

Front 3

Long / Circumferential branches of Internal Carotid A?

Back 3

- Middle Cerebral A.
- Anterior Cerebral A.

Front 4

Short / Penetrating branches of Internal Carotid A?

Back 4

- Posterior Communicating A.
- Anterior Choroidal A. - Basal Ganglia, Diencephalon, Limbic system, optic tract
- Ophthalmic - orbit and optic n.

Front 5

Long / Circumferential branches of Anterior Cerebral A.?

Back 5

- Cortical branches to medial aspect of frontal and parietal lobes
- Arteries to corpus callosum (callosomarginal a. and pericallosal a.)

Front 6

Short / Penetrating branches of Anterior Cerebral A.

Back 6

Medial Striate A. / Recurrent A. of Huebner

Front 7

Long / Circumferential branches of Middle Cerebral A.

Back 7

Cortical branches to frontal, parietal, and temporal lobes

Front 8

Short / Penetrating branches of Middle Cerebral A.

Back 8

Lenticulostriate arteries - basal ganglia and internal capsule

Front 9

Long / Circumferential branches of Vertebral A.?

Back 9

Posterior Inferior Cerebellar A. (PICA) - inferior surface of cerebellum, lateral part of rostral medulla, and choroid plexus of 4th ventricle
Posterior Spinal Aa. - supplies posterior 1/3 of cervical spinal cord and posterior part of caudal medulla

Front 10

Short / Penetrating branches of Vertebral A.?

Back 10

Anterior Spinal A. - runs along anterior median fissure and supplies anterior 2/3 of cervical spinal cord and anterior and medial medulla (including medullary pyramids)

Front 11

Long / Circumferential branches of Basilar A.?

Back 11

- Superior Cerebellar a. - cerebellum, lateral part of middle pons and pineal gland
- Pontine aa. (long) - pons
- Anterior Inferior Cerebellar a. (AICA) - cerebellum and lateral part of caudal pons
- Labyrinthine / Internal Auditory aa. - inner ear

Front 12

Short / Penetrating branches of Basilar A.?

Back 12

Pontine arteries (short) - pons

Front 13

Long / Circumferential branches of Posterior Cerebral A.?

Back 13

Cortical branches to occipital lobe and medial aspect of temporal lobe

Front 14

Short / Penetrating branches of Posterior Cerebral A.?

Back 14

Posterior choroidal a.
Arteries to thalamus (thalamoperforating)

Front 15

Terminal branches of internal carotid artery?

Back 15

Anterior Cerebral A. - smaller
Middle Cerebral A. - larger

Front 16

Arteries running in longitudinal fissure?

Back 16

Anterior Cerebral aa.

Front 17

Following symptoms fit infarction of what artery?
- Behavior changes
- Contralateral leg and foot weakness
- Contralateral leg and foot sensory loss

Back 17

- Anterior Cerebral A.
- Behavior changes = frontal lobe
- Lower limb weakness = precentral gyrus
- Lower limb sensory loss = postcentral gyrus

Front 18

Which artery runs in lateral sulcus (Sylvian fissure)?

Back 18

Middle Cerebral a.

Front 19

Following symptoms fit infarction of what artery?
- Weakness and/or sensory loss of left face, hand, arm and trunk

Back 19

Right superior division of Middle Cerebral A.

Front 20

Following symptoms fit infarction of what artery?
- Weakness and/or sensory loss of right face, hand, arm and trunk
- Broca's Aphasia (non-fluent speech)

Back 20

Left superior division of Middle Cerebral A.

Front 21

Following symptoms fit infarction of what artery?
- Sensory loss of left face, hand, and arm
- Left hemineglect (unaware of L side of body)

Back 21

Right Inferior division of Middle Cerebral A.

Front 22

Following symptoms fit infarction of what artery?
- Sensory loss of rightface, hand, and arm
- Wernicke's Aphasia (fluid speech but no comprehension of language)

Back 22

Left inferior division of Middle Cerebral A.

Front 23

Route of Vertebral A.?

Back 23

- Branch from subclavian aa.
- Pass through transverse foramina
- Enter cranial cavity via foramen magnum

Front 24

Basilar A. bifurcates to form what?

Back 24

2 Posterior Cerebral Aa.

Front 25

Which arteries curve around the midbrain?

Back 25

Posterior Cerebral Arteries

Front 26

Posterior Cerebral Aa. supply what?

Back 26

- Midbrain
- Medial and inferior surfaces of temporal and occipital lobes (visual areas of cerebral cortex)
- Thalamus and globus pallidus (penetrating branches)

Front 27

Following symptoms fit infarction of what artery?
- Visual Field Defects (occipital lobe)
- Contralateral hemiparesis or contralateral hemianesthesia if thalamus and internal capsule are affected

Back 27

Posterior Cerebral Aa.