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anatomy and pathophysiology > anatomy and pathophysiology > Flashcards

anatomy and pathophysiology Flashcards

1
Q

Branches of aorta? Right and Left?

A

right brachiocephalic divides into right common carotid and right subclavian
left circulation comes right off of the aorta. Left common carotid and left subclavian

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2
Q

common carotid arteries bifurcate at which cervical level?

A

C3-4

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3
Q

Vascular supply to striatrum?

A

lateral striate branches (MCA)

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4
Q

Vascular supply to head of caudate?

A

recurrent artery of heubner (ACA)

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5
Q

Vascular supply to head of caudate, anteromedial portion?

A

anterior choroidal

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6
Q

Vascular supply to lateral globus pallidus?

A

lateral striate branches (MCA) and anterior choridoil

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7
Q

Vascular supply to medial globus pallidus

A

anterior choroidal and perforating branches(PCOM)

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8
Q

Vascular supply to anterior limb of IC

A

lateral striate branches (MCA) and medial striates (ACA)

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9
Q

Vascular supply to IC- genu

A

ICA branches and lateral striate brances (MCA)

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10
Q

Vascular supply to IC - posterior limb

A

lateral striate (MCA) and anterior choroidal

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11
Q

Vascular supply to anterior thalamus

A

anterior thalmoperforating branches

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12
Q

Vascular supply to medial thalamus

A

posterior thalmoperforating branches from P1 segment PCA and tip of basilar + posterior choroidal

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13
Q

Vascular supply to lateral thalmus

A

thalamogeniculate from P2 segment

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14
Q

PICA supplies?

A

inferolateral surface of cerebellum, inferior vermis and cerebellar tonsil, lateral medulla

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15
Q

AICA supplies?

A

inferior surface of cerebellum, flocculus, dentate nucleus, caudal pontine tegmentum

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16
Q

superior cerebellar supplies?

A

medial portion - superior cerebellar vermis
lateral portio- superior hemispheres and deep nuceli of superior medullary velum, lateral portion of upper pontine tegmentum

17
Q

how many anterior spinal arteries?

A

one

18
Q

how many posterior spinal arteries?

A

two

19
Q

Which parts of spinal cord are at higher risk of ischemia?

A

thoracic and lumbar segments - fewer arteries
*t4-6 is the watershed zone

anatomy and pathophysiology (4 decks)

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