The 3rd most common cause of death in industrialized countries
What is Cerebrovascular Disease
100
Bleeding into the meninges or brain tissue
What is intracranial hemorrhage
100
The internal carotid artery enters the skull through the .........
It travels through the petrous part of the temporal bone, then winds through the ........... beside the body of the sphenoid bone.
What is the carotid canal.....and cavernous sinus
100
The anterior cerebral artery (ACA) supplies the medial portion of these two cerebral lobes
What are the frontal and parietal lobes
100
The middle cerebral artery (MCA) supplies the lateral part of these three lobes
What are the frontal, parietal & temporal lobes
200
If blood flow to the brain is compromised, loss of consciousness occurrs within ........... and permanent brain damage occurs within............
What is 10-12 seconds....and 5 minutes
200
Swelling of arteries which can compress brain tissue or rupture, causing hemorrhage
What in an aneurysm
200
After taking an S-shaped curve through the cavernous sinus, the internal carotid artery penetrates the dura mater between the .......... and the ...............
What is optic nerve and the anterior clinoid process
200
The ACA runs forward and medially crossing this nerve
What is optic
200
The MCA runs laterally in the ...(1)......
Its central branches help supply these three structures ...(2)....
What is
(1)lateral fissure
(2) the lentiform, caudate nuclei & internal capsule
300
Nearly 1/2 of the admissions to neurologic centers are due to ..........
What is a stroke or CVA (cerebrovascular accident)
300
Blood clots adhering to the wall of a vessel, occluding the lumen
What are thrombi (thrombus, singular)
300
Name the 5 branches of the internal carotid artery.
These 2 are terminal branches.
What are the OPAAM:
Ophthalmic, Posterior Communicating, Anterior Choroidal, Anterior Cerebral & Middle Cerebral Arteries
Terminal branches: ACA & MCA
300
The ACA curves backward over the ......(1)....., runs along the medial surface of the hemisphere and, finally anastomoses with the .......(2)......... artery.
What is
(1) corpus callosum
(2) posterior cerebral artery
300
The MCA is divided into 2 parts: M1 & M2.
The M1 segment is between its origin and the point at which it branches in the .....................
What is lateral (Sylvian) fissure
400
The blood supply to the brain is from these two sources
What is the internal carotid artery and the vertebral artery
400
Particulate matter that clogs a blood vessel causing ischemia (lack of oxygen) and possibly infarction (cell death)
What is emboli
400
The ............ artery leaves the internal carotid shortly after it leaves the cavernous sinus, and supplies the ........, forehead, dorsum of the nose and the frontal scalp.
What is ophthalmic .....and orbit
400
The ACA is divided into 2 segments: A1 & A2.
The A1 segment is from the .....(1)...... artery to the .....(2)..... artery.
Distal parts of the A1 segment and the anterior communicating artery are located in the .......(3).......
What is
(1) internal carotid
(2) anterior communicating
(3) cistern of the lamina terminalis
400
The M2 segment begins at the branch point of the M1 segment into ....(1).... trunks.
Most ....(2).... occur at the point of bifurcation.
What is
(1) superior and inferior
(2) aneurysms
500
Venous drainage from the brain travels through the superficial and deep veins, which drain into the dural venous sinuses of the meninges. Most blood drains into the .........
What is the internal jugular veins
500
An abnormal connection between veins and arteries, usually congenital
What is arteriovenous malformation
500
The posterior communicating artery is a small branch that helps to form the anastomotic ..........(1)..............
The anterior .....(2)..... artery passes close to the optic tract, then enters the .....(3)..... horn of the ....(4)..... ventricle and ends in the .........(5)..........
What is
(1) Circle of Willis
(2) choroidal
(3) inferior
(4) lateral
(5) choroid plexus
500
The A2 segment of the ACA is the portion of the artery distal to the .......(1)....... artery.
The A2 segment lies within the .....(2).......
BONUS: About 20-25% of all cerebral aneurysms are located in the ........
What is
(1) anterior communicating artery
(2) callosal cistern
Bonus: anterior communicating artery or at its junction with the ACA
500
The MCA supplies all the primary motor and sensory areas, except the ............ area
BONUS: What supplies the area of the cortex involved with motor and sensory control of the lower limb?