SA-Blood flow

Question 1

vertebral artery enters the spine at

Answer 1

C6 transverse foramen

Question 2

enters skull at foramen magnum

Answer 2

vertebral artery

Question 3

has no collateral circulation and off of vertebral artery

Answer 3

Posterior inferior cerebellar artery (PICA)

Question 4

Damage to PICA

Answer 4

Wallenburg syndrome

Question 5

Wallenburg syndrome is characterized by

Answer 5

ipsilateral loss of pain and temperature to face and contralateral loss to body

Question 6

provides blood to anterior 2/3 of spine

Answer 6

anterior Spinal artery

Question 7

provides blood to posterior 1/3 of spine

Answer 7

posterior Spinal artery

Question 8

Right carotid feeds off of the

Answer 8

brachiocephalic artery

Question 9

Left carotid comes off of the aorta

Answer 9

aorta

Question 10

both carotid arteries bifurcate at_____ and become the ____ and _____

Answer 10

C3/C4

internal and external

Question 11

how does the dura get blood?

Answer 11

external carotid => Maxillary => Middle meningeal artery => dura

Question 12

middle meningeal artery passes through the _____ to feed the _____

Answer 12

foramen spinosum

dura

Question 13

the opthalmic artery is the first branch of the

Answer 13

internal carotid (feeds the eye)

Question 14

The veins of the scalp are drained by the ______ to the superior sagittal sinus

Answer 14

emissary veins

Question 15

“GREAT IS STRAIGHT”

Answer 15

great cerebral vein drains into straight sinus

Question 16

Straight sinus is found in the

superior sagittal sinus is found in the

Answer 16

tentorium cerebelli

Falx Cerebri

Question 17

“Superior is Superior”

Answer 17

Superior Cerebral vein goes into the super sagittal sinus

Question 18

contains arachnoid granulations to reabsorb CSF

Answer 18

Superior sagittal sinus

Question 19

blockage of CSF in the ______ leads to _____

Answer 19

Superior sagittal sinus

Hydrocephalus

Question 20

What is the anterior attachment of the falx cerebri?

posterior attachment of fall cerebra?

Answer 20

crista galli of ethmoid

tentorium cerebelli

Question 21

confluence of sinuses =

found where?

Answer 21

torculus herophilus

inner portion of the occipital bone

Question 22

damage to sinuses results in

Answer 22

subdural hematoma

Question 23

damage to middle meningeal artery

Answer 23

epidural hematoma

Question 24

damage to venous system

Answer 24

subdural hematoma

Question 25

subarachnoid hemorrhage results in

Answer 25

Beri aneurysm

Question 26

flow of CSF

Answer 26

lateral ventricles (vial chloroid plexus by epidymal cells)
foramen of monroe
3rd ventricle
cerebral aqueduct of sylvius
4th ventricle
foramen of magnesia
central canal and subarachnoid space
reabsorbed in arachnoid villi in superior sagittal sinus