CCI RVS Cranial (Answered) 95 Questions and
Correct Answers, Latest 2024/2025. 100%
Correct.
Innominate Artery Branches
Right CCA and Right Subclavian
Carotid bulb contains
baroreceptors that assist in blood pressure control
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Carotid body contains
chemoreceptors
CCA bifurcates at
upper border of thyroid cartilage
ECA branches
provide collateral pathways for intracranial stenosis
ECA Nl PSV
<150 cm/s
VA's supply
10 - 25% of cerebrum
VA Nl PSV
< 50 cm/s
Basilar Artery bifurcates
at Circle of Willis to form cerebral arteries
ACA supplies
Cava septum pellucidum
Corpus callosum
Frontal & parietal lobes
MCA supplies
Frontal
Parietal
Temporal
PCA supplies
, Occipital
Temporal
Cerebral circulation: Sups
Branches spread over surface of brain
Cerebral circulation: penetrating branches
Enter brain tissue segments for nutrient exchange and neuronal function
Cerebral circulation: Intracranial venous sinuses
Located between dura mater and periosteum drain cerebral blood into IJV
Polycythemia Vera
Thickened blood reduces flow and leads to distal ischemia, increased risk of thrombus/embolus
formation
>1.2 mm IMT
Increased risk for stenosis
TIA symptoms
< 24 hours
CVA symptoms
> 24 hours
Subarachnoid Hemmorhage
Rupture of intracranial vessel
RICA stenosis
Lt side paresis, paresthesia
LICA stenosis
Rt side paresis, paresthesia
Amaurosis Fugax
Temporary monocular blindness
"TIA of eye"
ICA Disease
Unilateral symptoms with contralateral stenosis
Amaurosis Fugax
Broca Aphasia
Hemiparesis
Homonymous Hemianopia
Paralysis
Paresthesia
Correct Answers, Latest 2024/2025. 100%
Correct.
Innominate Artery Branches
Right CCA and Right Subclavian
Carotid bulb contains
baroreceptors that assist in blood pressure control
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Carotid body contains
chemoreceptors
CCA bifurcates at
upper border of thyroid cartilage
ECA branches
provide collateral pathways for intracranial stenosis
ECA Nl PSV
<150 cm/s
VA's supply
10 - 25% of cerebrum
VA Nl PSV
< 50 cm/s
Basilar Artery bifurcates
at Circle of Willis to form cerebral arteries
ACA supplies
Cava septum pellucidum
Corpus callosum
Frontal & parietal lobes
MCA supplies
Frontal
Parietal
Temporal
PCA supplies
, Occipital
Temporal
Cerebral circulation: Sups
Branches spread over surface of brain
Cerebral circulation: penetrating branches
Enter brain tissue segments for nutrient exchange and neuronal function
Cerebral circulation: Intracranial venous sinuses
Located between dura mater and periosteum drain cerebral blood into IJV
Polycythemia Vera
Thickened blood reduces flow and leads to distal ischemia, increased risk of thrombus/embolus
formation
>1.2 mm IMT
Increased risk for stenosis
TIA symptoms
< 24 hours
CVA symptoms
> 24 hours
Subarachnoid Hemmorhage
Rupture of intracranial vessel
RICA stenosis
Lt side paresis, paresthesia
LICA stenosis
Rt side paresis, paresthesia
Amaurosis Fugax
Temporary monocular blindness
"TIA of eye"
ICA Disease
Unilateral symptoms with contralateral stenosis
Amaurosis Fugax
Broca Aphasia
Hemiparesis
Homonymous Hemianopia
Paralysis
Paresthesia
