SCRN EXAM REVIEW2023 QUESTIONS AND ANSWERS SCRN Practice Exam 2023 Questions and Answers SCRN Exam Questions with correct Answers SCRN Exam 2023 Questions with Verified Answers SCRN Exam 2023 Questions and Answers (Graded A) SCRN Study Questions with correct Answers 2023 SCRN review anatomy and phy...
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Posterior Cerebral Artery (PCA) - Answer- Arises from basilar. Supplies Occipital Lobe , Midbrain, Thalamus, Pineal Gland, Choroid Plexus, and Corpus Callosum Symptoms of PCA Stroke - Answer- -Contralateral Visual Field Homonymous hemianopia -Visual Agnosia (unable to interpret/recognize visual ...
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Add to cartPosterior Cerebral Artery (PCA) - Answer- Arises from basilar. Supplies Occipital Lobe , Midbrain, Thalamus, Pineal Gland, Choroid Plexus, and Corpus Callosum Symptoms of PCA Stroke - Answer- -Contralateral Visual Field Homonymous hemianopia -Visual Agnosia (unable to interpret/recognize visual ...
A person with a stroke who seems unaware of their disability: - Answer- anosognosia Pt presents complaining of double vision, lacks horizontal eye movements while tracking is preserved. What area of the brain can cause internuclear opthalmoplegia? - Answer- Brainstem Watershed stroke is de...
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Add to cartA person with a stroke who seems unaware of their disability: - Answer- anosognosia Pt presents complaining of double vision, lacks horizontal eye movements while tracking is preserved. What area of the brain can cause internuclear opthalmoplegia? - Answer- Brainstem Watershed stroke is de...
Function of the Frontal Lobe - Answer- "EXECUTIVE" functions reasoning, emotions, judgement, voluntary movement planning and initiation, personality expression and moderation of social functions Broca's area is in this lobe (production of speech) Function of the Parietal Lobe - Answer- "SE...
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Add to cartFunction of the Frontal Lobe - Answer- "EXECUTIVE" functions reasoning, emotions, judgement, voluntary movement planning and initiation, personality expression and moderation of social functions Broca's area is in this lobe (production of speech) Function of the Parietal Lobe - Answer- "SE...
Penumbra - Answer- Salvageable tissue -oxygen -blood pressure -Glucose Perfusion - Answer- What oxygen delivers to the brain. Above the necklace-Anterior Circulation= - Answer- Unilateral deficits Below the necklace-Posterior circulation= - Answer- Bilateral deficits Circle of Willis-...
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Add to cartPenumbra - Answer- Salvageable tissue -oxygen -blood pressure -Glucose Perfusion - Answer- What oxygen delivers to the brain. Above the necklace-Anterior Circulation= - Answer- Unilateral deficits Below the necklace-Posterior circulation= - Answer- Bilateral deficits Circle of Willis-...
cerebral cortex - Answer- gray matter on the outermost section of the cerebrum and cerebellum composed of neuronal cell bodies Four lobes of the cerebral cortex and cerebrum - Answer- Frontal Parietal Temporal Occipital Oxygen supplemental need - Answer- > 93% BP goal post tPA - Ans...
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Add to cartcerebral cortex - Answer- gray matter on the outermost section of the cerebrum and cerebellum composed of neuronal cell bodies Four lobes of the cerebral cortex and cerebrum - Answer- Frontal Parietal Temporal Occipital Oxygen supplemental need - Answer- > 93% BP goal post tPA - Ans...
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: - Answer- Aphasia A patient is right handed and suffers from a large left vessel occlusion in the internal...
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Add to cartA 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: - Answer- Aphasia A patient is right handed and suffers from a large left vessel occlusion in the internal...
A 67yo man with a hx of HTN, DM, HLD, and smoking presents to the ED. CC of persistent dizziness q1week that has become so severe he now has double vision, N/V. His wife tells you she noticed a L facial droop and slurring. Pt reports weakness in L arm and leg. He denies HA or SZ. Head CT was negativ...
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Add to cartA 67yo man with a hx of HTN, DM, HLD, and smoking presents to the ED. CC of persistent dizziness q1week that has become so severe he now has double vision, N/V. His wife tells you she noticed a L facial droop and slurring. Pt reports weakness in L arm and leg. He denies HA or SZ. Head CT was negativ...
anoxia - Answer- total depletion in the level of O2 although there is adequate blood flow hypoxia - Answer- decrease in O2 levels despite adequate blood flow necrotic pathway - Answer- cell energy failure and rapid cytoskeletal breakdown apoptotic pathway - Answer- programmed cell death ...
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Add to cartanoxia - Answer- total depletion in the level of O2 although there is adequate blood flow hypoxia - Answer- decrease in O2 levels despite adequate blood flow necrotic pathway - Answer- cell energy failure and rapid cytoskeletal breakdown apoptotic pathway - Answer- programmed cell death ...
Save the penumbra with - Answer- Oxygen> 94%, BP < = 185/110, Glucose 140-180 Anterior Circulation - Answer- Unilateral Deficits ICA- large vessel ACA -leg MCA-arm Posterior Circulation - Answer- Bilateral deficits Basilar-large vessel Vertebral-large vessel Cerebellar arter...
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Add to cartSave the penumbra with - Answer- Oxygen> 94%, BP < = 185/110, Glucose 140-180 Anterior Circulation - Answer- Unilateral Deficits ICA- large vessel ACA -leg MCA-arm Posterior Circulation - Answer- Bilateral deficits Basilar-large vessel Vertebral-large vessel Cerebellar arter...
Communicate effectively with pre-hospital personnel. - Answer- When stroke victim activates EMS the time to imaging , neuro exam, ED MD evaluation is shorter. This should be emphasized in the community. The greatest time delay is from symptom onset to ED arrival. EMS alerts the hospital, advance n...
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Add to cartCommunicate effectively with pre-hospital personnel. - Answer- When stroke victim activates EMS the time to imaging , neuro exam, ED MD evaluation is shorter. This should be emphasized in the community. The greatest time delay is from symptom onset to ED arrival. EMS alerts the hospital, advance n...
Stroke Risk Factors - Answer- Age Gender (men >women) Genetics Stroke Primary Prevention - Answer- Tobacco cessation Blood pressure reduction Stroke Secondary Prevention - Answer- Prevention of another stroke Targets treatment for change once disease is present i.e. Blood Pressure contr...
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Add to cartStroke Risk Factors - Answer- Age Gender (men >women) Genetics Stroke Primary Prevention - Answer- Tobacco cessation Blood pressure reduction Stroke Secondary Prevention - Answer- Prevention of another stroke Targets treatment for change once disease is present i.e. Blood Pressure contr...
What percentage of the body's oxygen supply and cardiac output does the brain use? - Answer- 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 i...
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Add to cartWhat percentage of the body's oxygen supply and cardiac output does the brain use? - Answer- 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 i...
Framingham Scale - Answer- Stroke risk assessment (age, SBP, DM, smoker, a fib, HTN) Hunt & Hess Scale - Answer- rates aSAH based on clinical presentation ABCD2 - Answer- determine the risk for stroke in the days following a transient ischemic attack. Age >60 Blood pressure >140/90 ...
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Add to cartFramingham Scale - Answer- Stroke risk assessment (age, SBP, DM, smoker, a fib, HTN) Hunt & Hess Scale - Answer- rates aSAH based on clinical presentation ABCD2 - Answer- determine the risk for stroke in the days following a transient ischemic attack. Age >60 Blood pressure >140/90 ...
How many cranial nerves are there? - Answer- 12 pairs How many spinal nerves are there? - Answer- 31 pairs Penumbra - Answer- Area of ischemic brain tissue that is potentially reversible What are the two types of hemorrhagic stroke? - Answer- intracerebral hemorrhage and subarachnoid hemorr...
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Add to cartHow many cranial nerves are there? - Answer- 12 pairs How many spinal nerves are there? - Answer- 31 pairs Penumbra - Answer- Area of ischemic brain tissue that is potentially reversible What are the two types of hemorrhagic stroke? - Answer- intracerebral hemorrhage and subarachnoid hemorr...
What was the role of the Brain Attack Coalition (BAC) in stroke care? - Answer- 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...
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Add to cartWhat was the role of the Brain Attack Coalition (BAC) in stroke care? - Answer- 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...
BARTHEL INDEX - Answer- 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 B...
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Add to cartBARTHEL INDEX - Answer- 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 B...
EMS Goals - Answer- Onset/ last time known well Blood glucose maintain O2 >94% Vital signs ABCs quick neuro eval: Cincinnati Prehospital Scale/Fast exam or LA prehospital stroke screen Cincinnati Prehospital Scale/Fast - Answer- Facial droop, Arm drift, Slurring Speech, Time (call 911) ...
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Add to cartEMS Goals - Answer- Onset/ last time known well Blood glucose maintain O2 >94% Vital signs ABCs quick neuro eval: Cincinnati Prehospital Scale/Fast exam or LA prehospital stroke screen Cincinnati Prehospital Scale/Fast - Answer- Facial droop, Arm drift, Slurring Speech, Time (call 911) ...
Medications used for smoking cessation - Answer- Bupropion (zyban) Varenicline (Chantix) What medications are used to maintain the blood pressure parameter < 185/110 prior to tPA administration? - Answer- 1) Labetalol 10-20mg IV over 1-2 minutes 2) Nicardipine 5mg/hr IV, titrate up by 2.5mg...
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Add to cartMedications used for smoking cessation - Answer- Bupropion (zyban) Varenicline (Chantix) What medications are used to maintain the blood pressure parameter < 185/110 prior to tPA administration? - Answer- 1) Labetalol 10-20mg IV over 1-2 minutes 2) Nicardipine 5mg/hr IV, titrate up by 2.5mg...
drug classes - Answer- fibrinolytic antifibrinolytic anticoagulant antiplatelet -statins antihypertensives hypertensives diuretics anti epileptics fibrinolytics - Answer- clot buster, breaks down existing clots rtPA: recombinant tissue plasminogen activator - MOA: activates plasmin,...
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Add to cartdrug classes - Answer- fibrinolytic antifibrinolytic anticoagulant antiplatelet -statins antihypertensives hypertensives diuretics anti epileptics fibrinolytics - Answer- clot buster, breaks down existing clots rtPA: recombinant tissue plasminogen activator - MOA: activates plasmin,...
By definition, what is a neuron? - Answer- An excitable cell that is capable of conducting electrical signals and receive stimuli from the central and peripheral fields What are neuroglia? - Answer- Non-excitable cells with supportive and protective functions What are the two cell categories i...
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Add to cartBy definition, what is a neuron? - Answer- An excitable cell that is capable of conducting electrical signals and receive stimuli from the central and peripheral fields What are neuroglia? - Answer- Non-excitable cells with supportive and protective functions What are the two cell categories i...
NIHSS Score > 15 is associated with? - Answer- Patient at greater risk of death from stroke Examples of items not scored on NIHSS which could represent a clinically significant posterior circulation stroke - Answer- Diplopia, dysphagia, gait instability, hearing, nystagmus Hunt and Hess gra...
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Add to cartNIHSS Score > 15 is associated with? - Answer- Patient at greater risk of death from stroke Examples of items not scored on NIHSS which could represent a clinically significant posterior circulation stroke - Answer- Diplopia, dysphagia, gait instability, hearing, nystagmus Hunt and Hess gra...
CT Scan - Answer- Hypotenuse (dark)=Infarct Hyper dense (bright)=Hemorrhage May demonstrate subtle parenchymal within 3 hours Insensitive in detecting subcortical or cortical strokes CT perfusion - Answer- Useful if patient's out of IV fibrinolysis window Possible mechanical thrombectomy ca...
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Add to cartCT Scan - Answer- Hypotenuse (dark)=Infarct Hyper dense (bright)=Hemorrhage May demonstrate subtle parenchymal within 3 hours Insensitive in detecting subcortical or cortical strokes CT perfusion - Answer- Useful if patient's out of IV fibrinolysis window Possible mechanical thrombectomy ca...
1. Subarachnoid hemorrhage is most commonly caused by A. Aneurysmal rupture B. Arteriosclerotic vascular disease C. Arteriovenous vascular malformation rupture D. Amyloid angiopathy - Answer- 1. A: Aneurysms are almost always located in the subarachnoid space, and are the most common cause. Ch...
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Add to cart1. Subarachnoid hemorrhage is most commonly caused by A. Aneurysmal rupture B. Arteriosclerotic vascular disease C. Arteriovenous vascular malformation rupture D. Amyloid angiopathy - Answer- 1. A: Aneurysms are almost always located in the subarachnoid space, and are the most common cause. Ch...
1. What is the only blood test you must have results of in order to safely administer IV tissue plasminogen activator (tPA)—besides international normalized ratio (INR), which is required for patients on Coumadin? A. Liver enzymes B. Cardiac enzymes C. Creatinine to know if CT angiography is ...
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Add to cart1. What is the only blood test you must have results of in order to safely administer IV tissue plasminogen activator (tPA)—besides international normalized ratio (INR), which is required for patients on Coumadin? A. Liver enzymes B. Cardiac enzymes C. Creatinine to know if CT angiography is ...
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