Cerebral Circulation

Question 1

There are ___ branches of the internal carotid artery

Answer 1

4

Question 2

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

Answer 2

skull

Question 3

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

Answer 3

carotid

Question 4

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

Answer 4

outside, cavernous

Question 5

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

Answer 5

after, several

Question 6

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

Answer 6

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

Question 7

The cerebral part of the internal carotid has ___ branches

Answer 7

6

Question 8

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

Answer 8

cerebral

Question 9

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

Answer 9

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

Question 10

The anterior choroidal artery supplies ___ structures

Answer 10

six

Question 11

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?

Answer 11

anterior choroidal artery

Question 12

The anterior cerebral artery has ___ segments

Answer 12

5

Question 13

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

Answer 13

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

Question 14

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

Answer 14

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

Question 15

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

Answer 15

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

Question 16

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

Answer 16

superior

Question 17

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.

Answer 17

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.

Question 18

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

Answer 18

superior

Question 19

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

Answer 19

medial striate artery

Question 20

The middle cerebral artery has ___ segments

Answer 20

4

Question 21

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

Answer 21

uncus

Question 22

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

Answer 22

insular cortex

Question 23

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

Answer 23

opercula

Question 24

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

Answer 24

basal ganglia

Question 25

The superior division of the middle cerebral artery supplies \_\_\_\_of the central sulcus and anteriorly

Answer 25

left

Question 26

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

Answer 26

superior, posterior

Question 27

The posterior cerebral artery supplies the: ## Footnote * \_\_\_\_and \_\_\_\_temporal lobe * Occipital lobe * Midbrain * Thalamus * Choroid plexus of \_\_\_\_\_and _____ ventricles

Answer 27

The posterior cerebral artery supplies the: ## Footnote * **_Inferior_** and **_medial_** temporal lobe * Occipital lobe * Midbrain * Thalamus * Choroid plexus of **_lateral_** and **_third_** ventricles

Question 28

The posterior cerebral artery has ___ segments

Answer 28

4

Question 29

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

Answer 29

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

Question 30

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

Answer 30

least

Question 31

The anteromedial group of perforating branches off of the circle of willis supplies the ___ \_\_\_\_ and \_\_\_\_\_\_

Answer 31

The anteromedial group of perforating branches off of the circle of willis supplies the **_optic chiasm a_**nd **_hypothalamus_**

Question 32

The anterolateral group of perforating branches of the circle of willis * Includes lenticulostriate * Enters ____ perforated substance * Supplies ______ of hemisphere (basal ganglia)

Answer 32

The anterolateral group of perforating branches of the circle of willis * Includes lenticulostriate * Enters **_anterior_** perforated substance * Supplies **_interior_** of hemisphere (basal ganglia)

Question 33

The posteromedial group of perforating branches of circle of willis ## Footnote Supplies ___ \_\_\_\_\_, middle/caudal hypothalamus, and thalamus Enters\_\_\_\_\_perforated substance

Answer 33

The posteromedial group of perforating branches of circle of willis Supplies **_crus cerebri_**, middle/caudal hypothalamus, and thalamus Enters **_posterior_** perforated substance

Question 34

The posterolateral group of perforating arteries of the circle of willis ## Footnote Supplies thalamus and choroid plexus of \_\_\_\_and \_\_\_\_ventricles

Answer 34

The posterolateral group of perforating arteries of the circle of willis Supplies thalamus and choroid plexus of **_lateral_** and **_third_** ventricles

Question 35

The vertebral artery supplies the anterolateral \_\_\_\_\_.

Answer 35

The vertebral artery supplies the anterolateral **_medulla_**.

Question 36

The vertebral artery has ___ segments

Answer 36

4

Question 37

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

Answer 37

before

Question 38

V2 segment of the vertebral artery is the \_\_\_part

Answer 38

cervical

Question 39

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

Answer 39

foramen magnum

Question 40

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

Answer 40

basilar

Question 41

The posterior inferior cerebral artery (PICA) supplies: * medial/inferior cerebellum, _____ medulla, and choroid plexus of \_\_\_\_\_ventricle * ____ spinal arteries

Answer 41

The posterior inferior cerebral artery (PICA) supplies: * medial/inferior cerebellum, **_lateral_** medulla, and choroid plexus of **_4th_** ventricle * **_Posterior_** spinal arteries

Question 42

Anterior inferior cerebellar artery •Supplies**\_\_\_\_\_** medulla, choroid plexus exiting the _____ aperture, ___ \_\_\_\_\_ pons, _____ lateral cerebellum

Answer 42

Anterior inferior cerebellar artery •Supplies **_posterolateral_** medulla, choroid plexus exiting the **_lateral_** aperture, **_lateral caudal_** pons, **_middle_** lateral cerebellum

Question 43

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

Answer 43

basilar

Question 44

* Labarynthine artery * Enters \_\_\_\_acoustic meatus

Answer 44

internal

Question 45

the pontine arteries supply the \_\_\_\_

Answer 45

pons

Question 46

Superior cerebellar artery •Supplies ____ pons and _____ cerebellum

Answer 46

Superior cerebellar artery •Supplies **_rostral_** pons and **_superior_** cerebellum

Question 47

The SCA takes care of the \_\_\_\_\_and ____ aspects of the cerebellum.

Answer 47

The SCA takes care of the **_vermis_** and **_medial_** aspects of the cerebellum.

Question 48

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

Answer 48

The artery of adamkiewucs is an enlarged **_anterior medullary_** artery that contributes to the _anterior spinal artery -if you lose this artery, you lose blood pressure going to the **_inferior_** section of the spinal cord

Question 49

The superior middle cerebral vein flows into the _____ sinus

Answer 49

cavernous

Question 50

The superior anastomotic vein flows into the ___ \_\_\_\_ sinus

Answer 50

superior saggital

Question 51

The inferior anastomotic vein flows into the ____ sinus

Answer 51

transverse

Question 52

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

Answer 52

internal cerebral

Question 53

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

Answer 53

anterior cerebral

Question 54

\_\_\_ vein dains the hypothalamus, midbrain, and temporal lobe

Answer 54

basal

Question 55

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

Answer 55

basal, internal cerebral

Question 56

The deep ___ \_\_\_ vein supplies the insular cortex

Answer 56

deep middle cerebral vein

Question 57

THe internal venous plexus is located within the ____ space

Answer 57

epidural