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Neuro Exam 2 > Cerebral Circulation > Flashcards

Cerebral Circulation Flashcards

1
Q

There are ___ branches of the internal carotid artery

A

4

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2
Q

The cervical part of the internal carotid goes up to the ____ and has no branches.

A

skull

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3
Q

The petrous part of the internal carotid is inside the ____ canal

A

carotid

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4
Q

The cavernous part of the internal carotid is located ____the petrous part and is located within the _____sinus.

A

outside, cavernous

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5
Q

The cerebral part of the internal carotid is located ____ the cavernous sinus, and has ____ branches.

A

after, several

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6
Q

The inferior hypophyseal artery comes off of the _____ part of the inernal carotid and goes to the ____ part of the pituitary gland.

A

The inferior hypophyseal artery comes off of the cavernous part of the inernal carotid and goes to the posterior part of the pituitary gland.

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7
Q

The cerebral part of the internal carotid has ___ branches

A

6

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8
Q

Opthalmic, posterior communicating, anterior choroidal, superior hypophyseal, middle cerebral, and anterio cerebral are branches of what part of the internal carotid artery?

A

cerebral

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9
Q

The anterior choroidal artery comes off of the circle of willis ____ and goes ____towards the ____ lobe.

A

The anterior choroidal artery comes off of the circle of willis medially and goes posteriorly towards the temporal lobe.

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10
Q

The anterior choroidal artery supplies ___ structures

A

six

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11
Q

The medial temporal lobe (uncus, hippocampus, amygdala), basal ganglia (tail of caudate, globus pallidus), inferior part of posterior limb of internal capsule, optic tract, lateral geniculate nucleus, and cerebral peduncle are supplied by what artery?

A

anterior choroidal artery

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12
Q

The anterior cerebral artery has ___ segments

A

5

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13
Q

A1 segment of the anterior cerebral artery comes off of the internal carotid and goes to the ____ _____artery.

A

A1 segment of the anterior cerebral artery comes off of the internal carotid and goes to the anterior communicating artery.

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14
Q

A2 segment of the anterior cerebral artery is the ______part after the anterior communicating artery before it loops around the ____ ____

A

A2 segment of the anterior cerebral artery is the inferior part after the anterior communicating artery before it loops around the corpus callosum.

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15
Q

A3 segment of the anterior cerebral artery is located at the ____ edge of the corpus callosum.

A

A3 segment of the anterior cerebral artery is located at the anterior edge of the corpus callosum.

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16
Q

A4 and A5 segments of the anterior cerebral artery are the ___ parts.

A

superior

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17
Q

The medial striate artery/recurrent artery of Huebner comes off the anterior cerebral artery and joins the other arteries coming off of the ____cerebral artery.

A

The medial striate artery/recurrent artery of Huebner comes off the anterior cerebral artery and joins the other arteries coming off of the middle cerebral artery.

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18
Q

The anterior cerebral artery supplies blood to the ___ parts of the cerebral hemispheres.

A

superior

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19
Q

the ___ ___ artery supplies the inferior head of the caudate nucleus, the anterior limb of the internal capsule, and the putamen

A

medial striate artery

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20
Q

The middle cerebral artery has ___ segments

A

4

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21
Q

The M1 segment of the middle cerebral artery goes towards the ____ and bifurcates

A

uncus

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22
Q

The M2 segment of the middle cerebral artery goes along the ____ ____

A

insular cortex

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23
Q

The m3 segment of the middle cerebral artery goes to the ____

A

opercula

24
Q

The lenticulostriate arteries of the middle cerebral artery supply the ___ ___

A

basal ganglia

25
Q

The superior division of the middle cerebral artery supplies ____of the central sulcus and anteriorly

A

left

26
Q

The inferior division of the middle cerebral artery supplies the _____temporal lobe and ____ to the central sulcus.

A

superior, posterior

27
Q

The posterior cerebral artery supplies the:

  • ____and ____temporal lobe
  • Occipital lobe
  • Midbrain
  • Thalamus
  • Choroid plexus of _____and _____ ventricles
A

The posterior cerebral artery supplies the:

  • Inferior and medial temporal lobe
  • Occipital lobe
  • Midbrain
  • Thalamus
  • Choroid plexus of lateral and third ventricles
28
Q

The posterior cerebral artery has ___ segments

A

4

29
Q

The p2 segment of the posterior cerebral artery has temporal branches that go _____ and _____ along the temporal lobe.

A

The p2 segment of the posterior cerebral artery has temporal branches that go laterally and superiorly along the temporal lobe.

30
Q

Watershed zones get the ____ amount of blood flow compared to other areas

A

least

31
Q

The anteromedial group of perforating branches off of the circle of willis supplies the ___ ____ and ______

A

The anteromedial group of perforating branches off of the circle of willis supplies the optic chiasm and hypothalamus

32
Q

The anterolateral group of perforating branches of the circle of willis

  • Includes lenticulostriate
  • Enters ____ perforated substance
  • Supplies ______ of hemisphere (basal ganglia)
A

The anterolateral group of perforating branches of the circle of willis

  • Includes lenticulostriate
  • Enters anterior perforated substance
  • Supplies interior of hemisphere (basal ganglia)
33
Q

The posteromedial group of perforating branches of circle of willis

Supplies ___ _____, middle/caudal hypothalamus, and thalamus

Enters_____perforated substance

A

The posteromedial group of perforating branches of circle of willis

Supplies crus cerebri, middle/caudal hypothalamus, and thalamus

Enters posterior perforated substance

34
Q

The posterolateral group of perforating arteries of the circle of willis

Supplies thalamus and choroid plexus of ____and ____ventricles

A

The posterolateral group of perforating arteries of the circle of willis

Supplies thalamus and choroid plexus of lateral and third ventricles

35
Q

The vertebral artery supplies the anterolateral _____.

A

The vertebral artery supplies the anterolateral medulla.

36
Q

The vertebral artery has ___ segments

A

4

37
Q

V1 segment of the vertebral artery is _____ insertion into the transverse foramina.

A

before

38
Q

V2 segment of the vertebral artery is the ___part

A

cervical

39
Q

V3 segment of the vertebral artery is when it enters the ___ ____.

A

foramen magnum

40
Q

The V4 segment of the vertebral artery is the segment that comes after the foramen magnum but before the transition into the ____ artery

A

basilar

41
Q

The posterior inferior cerebral artery (PICA) supplies:

  • medial/inferior cerebellum, _____ medulla, and choroid plexus of _____ventricle
  • ____ spinal arteries
A

The posterior inferior cerebral artery (PICA) supplies:

  • medial/inferior cerebellum, lateral medulla, and choroid plexus of 4th ventricle
  • Posterior spinal arteries
42
Q

Anterior inferior cerebellar artery

•Supplies_____ medulla, choroid plexus exiting the _____ aperture, ___ _____ pons, _____ lateral cerebellum

A

Anterior inferior cerebellar artery

•Supplies posterolateral medulla, choroid plexus exiting the lateral aperture, lateral caudal pons, middle lateral cerebellum

43
Q

The anterior inferior cerebellar artery, the labarynthine artery, the pontine arteries, and superior cerebellar artery are branches off of the ____ artery

A

basilar

44
Q
  • Labarynthine artery
  • Enters ____acoustic meatus
A

internal

45
Q

the pontine arteries supply the ____

A

pons

46
Q

Superior cerebellar artery

•Supplies ____ pons and _____ cerebellum

A

Superior cerebellar artery

•Supplies rostral pons and superior cerebellum

47
Q

The SCA takes care of the _____and ____ aspects of the cerebellum.

A

The SCA takes care of the vermis and medial aspects of the cerebellum.

48
Q

The artery of adamkiewucs is an enlarged ___ ____artery that contributes to the ____ spinal artery

-if you lose this artery, you lose blood pressure going to the _____section of the spinal cord

A

The artery of adamkiewucs is an enlarged anterior medullary artery that contributes to the <strong>anterior </strong>spinal artery

-if you lose this artery, you lose blood pressure going to the inferior section of the spinal cord

49
Q

The superior middle cerebral vein flows into the _____ sinus

A

cavernous

50
Q

The superior anastomotic vein flows into the ___ ____ sinus

A

superior saggital

51
Q

The inferior anastomotic vein flows into the ____ sinus

A

transverse

52
Q

The ____ ___ vein receives blood from the thalamus and lateral ventricles.

A

internal cerebral

53
Q

The ___ ___ vein receives blood from the orbital parts of the frontal lobe

A

anterior cerebral

54
Q

___ vein dains the hypothalamus, midbrain, and temporal lobe

A

basal

55
Q

the ____ vein and the ___ ___ vein combine to form the great cerebral vein

A

basal, internal cerebral

56
Q

The deep ___ ___ vein supplies the insular cortex

A

deep middle cerebral vein

57
Q

THe internal venous plexus is located within the ____ space

A

epidural

Neuro Exam 2 (18 decks)

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