Stroke Certified Registered Nurse (SCRN) Q&A Exam Bundle

Penumbra Salvageable tissue -oxygen -blood pressure -Glucose Perfusion What oxygen delivers to the brain. Above the necklace-Anterior Circulation= Unilateral deficits Below the necklace-Posterior circulation= Bilateral deficits Circle of Willis-Collateral circulation= Aneurysm Cere...

Medications used for smoking cessation Bupropion (zyban) Varenicline (Chantix) What medications are used to maintain the blood pressure parameter < 185/110 prior to tPA administration? 1) Labetalol 10-20mg IV over 1-2 minutes 2) Nicardipine 5mg/hr IV, titrate up by 2.5mg/hr to max of 15mg/h...

Where do the venous sinuses drain into? Dural sinuses What is the cerebral cortex composed of? Neuronal cell bodies What has an IV Bolus of 23.4% Saline been found to reduce? ICP & augment CPP in patients with resistant increase in ICP What are women with a history of migraines more at risk...

thrombotic thrombus or obstruction of a blood vessel by a blood clot forming locally Embolic obstruction due to an embolus from somewhere else in the body what is the number 1 risk factor for lacunar infarcts HTN Cryptogenic strokes strokes confirmed by imaging and have no source found; don...

What percentage of the body's oxygen supply and cardiac output does the brain use? The brain uses 20% of the body's oxygen suppy and 15% of the body's cardiac output. *brain cells do not store oxygen or glucose. The need a constant suppy of micronutrients from arterial blood. What is the norm...

What was the role of the Brain Attack Coalition (BAC) in stroke care? Founded by 17 neurosurgeons in 1991, they established standardized stroke care criteria based on evidence based practice Which organization provides criteria for a healthcare facility to become a primary stroke center? The Brai...

Stroke Risk Factors Age Gender (men >women) Genetics Stroke Primary Prevention Tobacco cessation Blood pressure reduction Stroke Secondary Prevention Prevention of another stroke Targets treatment for change once disease is present i.e. Blood Pressure control, LDL control, recognition o...

Neuro deterioration occurs when? 24-48 H after a stroke in 25 % of cases Most common complications within first 4 days of stroke Pain Fever Progression of stroke UTI Most ICH occur when with administration of IV TPA first 24 hours Temperature goal < 100.4 F Glucose goal 140-180 ...

maintain CPP and ICP. low high? 60-70. ICP<20. CPP <60 hypo perfusion. CPP >70 = risk for rebreeding. contraindicated to perform an LP to eval presence of blood in a pt with an SAH ? why increased ICP . Increased ICP can result in central herniation following an LP d/t high pressure in t...

anoxia total depletion in the level of O2 although there is adequate blood flow hypoxia decrease in O2 levels despite adequate blood flow necrotic pathway cell energy failure and rapid cytoskeletal breakdown apoptotic pathway programmed cell death primary brain injury An injury to the br...

drug classes fibrinolytic antifibrinolytic anticoagulant antiplatelet -statins antihypertensives hypertensives diuretics anti epileptics fibrinolytics clot buster, breaks down existing clots rtPA: recombinant tissue plasminogen activator - MOA: activates plasmin, breaks down clot -...

How many cranial nerves are there? 12 pairs How many spinal nerves are there? 31 pairs Penumbra Area of ischemic brain tissue that is potentially reversible What are the two types of hemorrhagic stroke? intracerebral hemorrhage and subarachnoid hemorrhage What are some causes of intracer...

A patient is right handed and suffers from a large Right vessel occlusion in the internal carotid artery. Because it is affecting the pts dominate sphere, they are most likely to experience: Aphasia A patient is right handed and suffers from a large left vessel occlusion in the internal carotid a...

BARTHEL INDEX Barthel Index • This evaluation is a measure of functional ability to manage ADL's and degree of help needed. - Feeding - Bathing - Grooming - Dressing -Bowel -Bladder -Toileting -Transfers -Stairs - Mobility • Mahoney FI, Barthel D. "Functional evaluation: the Barthel Ind...