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68 Cards in this Set

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  • Back
Narrowing of a cerebral artery causing decreased blood flow; calcium channel blockers can be taken to treat this:
Vasospasms
How long does an episode of neurological dysfunction that accompanies TIA usually last?
A few minutes to less than 24 hours
People having strokes will most likely demonstrate problems in these two areas:
Speech and motor
Procedure that prevents strokes in patients with carotid stenosis by opening up the carotid artery to increase blood flow:
Endarterectomy
How are AV malformations and berry aneurysms surgically treated?
Clamping or sealing the weakened area
Main thrombolytic given for ischemic strokes in the Central Florida area; given systemically:
t-PA
These drugs are controversially used for someone with a TIA warning stroke to prevent recurrent strokes (keeps platelets slippery):
Anticoagulants
Antiplatelet and anticoagulant drugs like Plavix, aspirin, and Ticlid should warrant monitoring the patient for this:
Bleeding
Position in which there is rigid extension of the arms and legs, pronation of the arms, and plantar flexion of the feet; seen in brainstem dysfunction:
Decerebrate posturing
Which hospital team member can work with the stroke patient to help with their ability to eat and drink?
Speech therapist
When one can understand speech but cannot answer:
Expressive aphasia
Do embolic strokes occur slowly or do they have a sudden, rapid onset?
Sudden, rapid onset
What is the window period, after a stroke, for giving thrombolytics?
3 hours
When the extremities all go to one side; the patient doesn't have the ability to hold them up:
Flaccid paralysis
This heart rhythm puts people at risk for an embolic stroke:
Atrial fibrillation
The (higher, lower) the Glascow Coma Scale number, the better; this number is the best:
The higher the number the better; 15 is the best
Where will the patient feel pressure when an arterial catheter for a carotid artery angioplasty is inserted?
Groin
Slurred speech due to decreased muscle control of the tongue; may also have swallowing problems:
Dysarthia
When a thrombus occludes a vessel, what happens?
Decreased or absent blood flow to the area, causing ischemia
Type of stroke that causes cerebral tissue damage due to bleeding; can occur from a ruptured aneurysm, ruptured AV malformation, or severe HTN:
Hemorrhagic
A weakened area on a cerebral blood vessel that is often congenital and often ruptures during activity:
Aneurysm
An increased amount of CSF within the brain that causes increased intracranial pressure:
Hydrocephalus
Post-op from a carotid artery angioplasty, how should the patient's leg be positioned?
Straight and immobile
Most people use this brain hemisphere for language skills, math skills, and analytical thinking:
Left
True or false: Subtle changes can be a big deal in someone possibly having a stroke.
True
Type of ischemic stroke that occurs due to movement of a clot from another area, causing blockage in a cerebral artery:
Embolic
When someone can talk but words don't make sense to them; no understanding of written or spoken word:
Receptive aphasia
Would increased or decreased BP for long periods of time put someone at greater risk for an aneurysm?
Increased
Describe Act FAST in relation to stroke symptoms:
Face
Arms
Speech
Time
Disruption of blood flow in or out of the brain will cause this:
Cerebral tissue death
Weakness on one side of the body:
Hemiparesis
What part of the body do motor nerve fibers cross before going to the spinal cord?
Midline
What is the priority intervention to monitor when a patient presents with a stroke?
Airway (ABC's)
The brain has the ability to do this so that blood flow in and out of it is maintained:
Autoregulation
Word for difficulty with writing:
Agraphia
True or false: Brain attacks are not considered a medical emergency.
False
Most strokes are of this type; includes both thrombotic and embolic:
Ischemic
Why should a stroke patient's head be kept in straight alignment?
To keep blood flow to and from the brain unobstructed
What does thrombolytic therapy do for patients suffering from embolic or thrombotic strokes?
Dissolves the clot and reestablishes blood flow
True or false: Several lab tests are available to confirm a stroke diagnosis.
False - no lab tests can confirm a stroke diagnosis
Brain blood flow in this direction carries oxygen and glucose; blood flow in this direction carries metabolic wastes, CO2, and lactic acid:
Into the brain; out of the brain
What is the most important imaging test done to identify cerebral hemorrhage and other neuro problems?
CT scan
Paralysis on one side of the body:
Hemiplegia
The goal is to have a CT scan done and read in ___ minutes:
45
This procedure is done to visualize cerebral circulation; can identify aneurysms, injuries, occulsuions, tumors, and AV malformations:
Carotid artery angioplasty
Because unusual posturing can be a sign of neurological deterioration, when would you notify the physician?
Immediately
When an embolic stroke occurs, what happens to cerebral blood flow?
Decreases or becomes absent, resulting in ischemia
Stroke victims often get this, which means that they forget that one side of their body is there:
Neglect syndrome
These types of aneurysms often occur where blood vessels bifurcate; burst upon activity like sex or childbirth:
Berry
A spaghetti-like tangle of blood vessels with abnormal blood flow between arteries and veins; develop from conception:
AV malformation
What type of strokes are thrombolytic drugs used for ONLY?
Ischemic
True of false: It is not uncommon for someone to be unaware that they have a cerebral aneurysm.
True
Word for reading problems:
Alexia, dyslexia
The inability to use or comprehend language:
Aphasia
What does treatment for stroke depend on?
Type of stroke the person had
Contractures, or lack of movement, in a joint:
Spastic paralysis
Dilated or non-reactive pupils are a sign of neurological deterioration and when should the physician be notified?
Immediately
Do thrombotic strokes occur suddenly or do they typically have a slower onset? Why?
Slow onset - it takes time for plaque to build up in the vessel and break off
After dilated, fixed, or non-reactive pupils are discovered, how long do you have to intervene before stroke damage becomes permanent?
15 minutes
Right hemisphere problems mean paralysis on this side of the body; left hemisphere problems occur on this side of the body:
Left; right
Type of ischemic stroke that occurs due to rupture of plaque and results in clot formation due to atherosclerotic changes to the walls of cerebral vessels:
Thrombotic
A precursor, or warning sign, that someone may develop an ischemic stroke in the near future - should NEVER be ignored!
TIA
Position in which the arms, wrists, and fingers flex with internal rotation; see in neurological damage:
Decorticate posturing
Occurs when there is blood flow that leaks past an obstruction in a vessel; can be stroke or MI-related:
Collateral circulation
A very important question to ask when assessing someone who appears to have had a stroke:
When was their last time normal?
A standardized test that allows for rapid neurological assessment:
Glascow Coma Scale
What are the three scoring areas for the adult Glascow Coma Scale?
Eye opening, motor response, verbal response
Hemorrhagic strokes due to BP increase are on the rise because of abuse of this drug:
Cocaine