Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
20 Cards in this Set
- Front
- Back
|
Supplies anterior SC & lateral corticospinal tracts
|
Anterior spinal a
|
|
|
Supplies posterior columns & lateral corticospinal tracts
|
Posterior spinal a
|
|
|
SC watershed area of lower thoracic & upper lumbar region
May be damaged during surgery |
Artery of adamkiewicz
|
|
|
Supplies occipital pole
|
Post. cerebral a
|
|
|
Supplies temporal pole
|
Middle cerebral a
|
|
|
Supplies frontal pole
|
Anterior cerebral a
|
|
|
Which artery has no branch to the middle portion of the brain
|
Middle cerebral a
|
|
|
3rd leading cause of death in US & 2nd worldwide
dec. in blood flow to brain so infarct (dead cells) |
Stroke
|
|
|
Surrounding cells around infarct are in danger
|
Ischemic penumbra
|
|
|
Ischemic stroke
2 types |
Clogging of blood vessels
Thrombotic: narrowing of bld vessels gradually Embolic: immediate |
|
|
Rupture of blood vessels
|
Hemorrhagic stroke
|
|
|
Neurological symptoms that act less than 24 hours
|
Transient ischemic attack
|
|
|
Symptoms last more than 24 hours but are resolved w/in a week
|
Reversible Ischemic neurological disorders
|
|
|
Symptoms get worse over time
|
Stroke in evolution
|
|
|
If motor & sensory loss in opposite lower extremity what artery is blocked?
|
Anterior cerebral a
|
|
|
Blockage of MCA that causes weakening of opposite side arm/leg
|
Contralateral hemiparesis
|
|
|
Blockage of MCA, Loss of sensory in the opposite side arm/leg
|
Contralateral hemisensory
|
|
|
Blockage of MCA, Inability to speak
|
Aphasia
|
|
|
Blockage of MCA, Loss of vision in opposite side of visual field
|
Hemianopia
|
|
|
Hemianopia, no motor/sensory symptoms
|
Posterior cerebral a
|
