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Anatomy 🧠 > Blood Supply 44-53 > Flashcards

Blood Supply 44-53 Flashcards

1
Q

The brain is supplied by 2 sources ?

A

1- internal carotid artery
2- vertebro basilar system

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2
Q

ICA & vertebral arteries lies in ———-space ?

A

Subarachnoid

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3
Q

Internal carotid artery divides below —————-?

A

Anterior perforated substance

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4
Q

Vertebral arteries unite at ————-?

A

Lower basilar A

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5
Q

Branches of the Internal carotid artery (OPAMA )(5) ?

A

1- ophthalmic artery
2- posterior communicating artery
3- anterior choroidal artery
4- middle cerebral artery (MCA)
5- anterior cerebral artery (ACA)

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6
Q

anterior choroidal artery enter the ————- of lateral ventricle ?

A

Inferior horn

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7
Q

anterior choroidal artery supplies (5) ?

A
  1. Choroid plexus of inferior horn of lateral ventricle
  2. Crus cerebri
  3. Lateral geniculate body
  4. Optic tract
  5. Internal capsule
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8
Q

Anterior cerebral artery runs ———-in longitudinal fissure

A

Medially

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9
Q

Anterior cerebral artery curves along ———?

A

Corpus callosum

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10
Q

Anterior cerebral artery ends ?

A

Passing upward near Parieto-occipital fissure

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11
Q

Anterior cerebral artery branches (4)?

A

1- cortical
2- central
3- callosal
4- septal

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12
Q

Anterior cerebral artery cortical branch supplies ?

A

motor & sensory lower limb
- medial surface back to parieto -occipital fissure
- upper superior lateral surface back to parieto -occipital fissure
- medial 1/2 orbital surface

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13
Q

Anterior cerebral artery central branch passes————-
To ——&—————?

A

Anterior perforated substance
1) corpus striatum
2) anterior limb of internal capsule

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14
Q

Anterior cerebral artery callosal branch supplies ?

A

All corpus except —> splenium

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15
Q

Anterior cerebral artery septal branch supplies ?

A

Septum pellucidum

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16
Q

Middle cerebral artery runs ————- in ———- to ————?

A

Lateral in lateral fissure to insula

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17
Q

Branches of Middle cerebral artery (2) ?

A

1) cortical branches
2) central branches

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18
Q

Cortical branch of Middle cerebral artery supplies ?

A

Motor & sensory to all body except lower limb
1- lateral surface till parieto-occipital fissure
2- lateral 1/2 orbital surface + temporal lobe

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19
Q

Central branch of Middle cerebral artery passes ————- to ——&———— ?

A

Anterior perforated substance to
- corpus striatum
- internal capsule

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20
Q

Middle cerebral artery supplies ? Generally

A

1)Motor &sensory of body areas except lower
2) insula
3) corpus striatum
4) internal capsule
5) speech
6) auditory

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21
Q

Posterior cerebral artery branch of ———-A ?

A

Basilar

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22
Q

Posterior cerebral artery curves around ?

A

Midbrain & comes below splenium of corpus callosum

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23
Q

Posterior cerebral artery branches (4) ?

A

1- cortical
2- short medial central
3- long lateral central
4- posterior choroidal A

24
Q

Lateral & medial surface behind parieto-occipital fissure to the **Tentorial surface ** except (temporal ) supplied by ?

A

Cortical branch of Posterior cerebral artery

25
Short medial central branch of Posterior cerebral artery pierces ————?
Posterior perforated substance
26
Short medial central branch of Posterior cerebral artery supplies ? (3)
1- cerebral peduncle 2- mammillary bodies 3- anterior Thalamus
27
Long lateral central branch of Posterior cerebral artery supplies ? (2)
1- geniculate body 2- back of thalamus
28
Posterior choroidal artery Aries from ?
Posterior cerebral artery
29
Posterior choroidal artery supplies (4) ?
- splenium corpus callosum - choroid plexus of 3rd ventricle - & lateral ventricle - dorsum thalamus
30
Vertebral artery branch of ———?
Subclavian artery
31
Vertebral artery enter cranial cavity through ——— & ascends anterior surface of ———?
Foramen magnum , medulla
32
Vertebral artery unite at lower of pons forms ?
Basilar A
33
Branches of Vertebral artery (4) ?
PAPM 1- posterior spinal artery 2- anterior spinal artery 3- posterior inferior cerebellar artery (PICA ) 4- medullary branches
34
Posterior spinal artery descends along ————— ?
Posterior root of spinal nerves
35
Anterior spinal artery descends in ———-fissure ?
Anterior median fissure
36
Posterior inferior cerebellar artery PICA supplies (3) ?
1- posterior inferior cerebellum 2- lateral medulla 3- 4th ventricle
37
Basilar artery begins ———— & ends ———-?
Begins Lower border pones union of 2 vertebral A Ends upper border pons dividing to 2 posterior cerebral A
38
Basilar artery branches (5) ?
1- anterior inferior cerebellar artery (AICA) 2- internal auditory A 3- pontine branches 4- 2 superior cerebellar arteries 5- 2 superior cerebral arteries
39
Circulus of wills site ?
Interpeduncular fossa
40
Anterior communicating connects ?
2 anterior cerebral artery (ACA )
41
Posterior communicating connects ?
Internal carotid with posterior cerebral a (PCA )
42
Artery that is not in ciculus of wills is ?
Middle artery (MCA)
43
Characteristics of Brian veins ?
- valveless - no muscle tissue - thin walls
44
Venous drainage lies in ——— & pierces ——————and—————-?
Subarachnoid spaces pierces arachnid & inner dura
45
Superior cerebral veins (8-10) drain ————————of cerebral hemisphere ?
Upper lateral & medial
46
Superior cerebral veins (8-10) end into ?
Superior sagittal sinus
47
Superficial middle cerebral vein drain ————- cerebral hemisphere ?
Middle part of lateral
48
Superficial middle cerebral vein ends into ?
Cavernous sinus
49
Superficial middle cerebral vein run ?
Inferiorly in Lateral sulcus
50
Inferior cerebral vein drain ?
Lower part of lateral & inferior cerebral hemisphere
51
Inferior cerebral veins end in ?
Transverse sinus
52
Deep middle cerebral veins drain ——- end in ———?
Insula end in basal vein
53
Basal veins (rosenthal) formed by union of ?
Deep middle vein & anterior cerebral vein.
54
Basal veins (rosenthal) drain into ?
Great cerebral veins
55
Internal cerebral veins are formed by union of ?
Thalamostriate & choroid veins
56
Great cerebral veins are formed of ?
2 internal cerebral vein
57
Straight sinus is formed by union of ————&————-?
Great cerebral & inferior sagittal sinus

Anatomy 🧠 (9 decks)

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