arterial supply of the brain

Question 1

ethmoid and frontal sinus supplied by

Answer 1

ophthalmic. a

Question 2

what are the 2 branches which are close to the termination of internal carotid artery?

Answer 2

1- post. comminicating artery

2- choroidal artery

Question 3

which of the following forming part of cirlce of willus ?

Answer 3

post.comminicating artery

Question 4

cource of post.commincating.a ?

Answer 4

runs postriorly above “oculumotor.n”

Question 5

choroidal artery gives branches to ?

Answer 5

crus cerebri , internal capsule , LGB, optic tract (because it runs close to the optic tract )

Question 6

when ACA will join ACA in oppisite side ?

Answer 6

after entering the longtudinal fissure of cerebrum by ant.comminicating.a

Question 7

ACA join ACA by

Answer 7

ACA

Question 8

ACA join PCA by

Answer 8

PCA

Question 9

“leg area” supplied by

Answer 9

ACA

Question 10

cortical branches of ACA is :

Answer 10

1- “ leg area”
2- parieto-occipital sulcus
3- strip of cortex

Question 11

central branches of ACA :

Answer 11

1- internal capsule
2- caudate neucleus
3- lentiform nuclei

Question 12

MCA supply all lat.surfece of hemisphere except

Answer 12

1-narrow strip (ACA)

2- occopital pole+ inf.lat.surface of hemisphere(PCA)

Question 13

MCA supply all motor area except

Answer 13

leg area

ant.perforating substance

Question 14

MCA supply all motor area except

any artery to supply deep strucutre of the hemiscphere must pass inly through

Answer 14

ant.perforating substance

Question 15

central branches of MCA :

Answer 15

same as ACA

Question 16

which of the folloiwing supply the visual.cortex

Answer 16

PCA

Question 17

cortical branches of PCA

Answer 17

1- hemisphere : inf.lat + med

2- occipital lobe : med + lat

Question 18

central branches of PCA

Answer 18

1- mid brain
2-thalamus
3-MGB 
4-pineal
5- lentiform neucleus

Question 19

choroidal branches of PCA

Answer 19

supply inf.lat ventricle

3rd ventricle

Question 20

how many perforated substance do we have and for what ?

Answer 20

3 perforated substance
2 ant. => central branches of ACA ,MCA
1 post. => PCA

Question 21

splenum sipplied by

Answer 21

PCA

Question 22

CC has double blood supply

Answer 22

PCA for splenum

ACA for entire CC except splenum

Question 23

arterial supply for forceps major

Answer 23

PCA

Question 24

forceps minor arterial supply

Answer 24

ACA

Question 25

radiation

Answer 25

ACA

Question 26

Tectum

Answer 26

ACA

Question 27

MGB

Answer 27

PCA

Question 28

LGB

Answer 28

ACA

Question 29

Med. + Lat. striate arteries

Answer 29

central branches from MCA

Question 30

basal vein terminate in

Answer 30

great cerebral vein

Question 31

ant.choroidal artery branches from

Answer 31

internal carotid artery

Question 32

post.choroidal.a

Answer 32

PCA

Question 33

what is the relation btw MCA and ACA to lateral sulcus and callosal sulcus

Answer 33

MCA runs laterally to lateral sulcus | ACA runs medially to callosal sulcus

Question 34

ACA terminate

Answer 34

anastomosing with PCA by post.comminicating artery

Question 35

MCA anastomosis

Answer 35

MCA doesn't anastomose it gives beanches on lateral surface

Question 36

basal vein = ?

Answer 36

Deep middle cerebral.v + ACV + striate.v

Question 37

internal cerebral vein = ?

Answer 37

thalamostriate.v + choroidal.v

Question 38

2 internal cerebral vein unite forming

Answer 38

great cerebral vein

Question 39

great cerebral vein empty in

Answer 39

straight sinus

Question 40

at which part of the skull confluance sinus present ?

Answer 40

internal occipital protrubance

Question 41

superior petrosal sinus drain into

Answer 41

transverse sinus

Question 42

case scenario .... MRI reveal aniyprisim of internal corotid artery , which stucture most common to be affected too ?

Answer 42

abducent nerve

Question 43

cavernous sinus drain to transvers sinus throgh

Answer 43

superior petrosal sinus

Question 44

cavernous sinus drain to internal jagular vein through

Answer 44

inferior petrosal sinus

Question 45

what are the comminication or what are the stricture drain into basilar sinus ??

Answer 45

1- connect 2 inf.petrosal sinus | 2- connect vertebral plexus of vein

Question 46

forceps major supplied by

Answer 46

MCA