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NUR 252 Test 3 Neuro Questions and Correct Answers
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What is normal ICP range? 5-15 mm Hg What is Monroe Kellie Hypothesis? one has to derease for other to increase (CSF, Blood, Brain Tissue) What are the three parts of Monroe Kellie Hypothesis? CSF- 10% Blood- 10% Brain Tissue- 80% (last to shift--decompensation to herniation) What leads to incre...

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  • September 5, 2024
  • 15
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • nur 252 test 3 neuro questions and correct answers
  • what is normal icp range 5 15 mm hg what
  • what is monroe kellie hypothesis one has to dere

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NUR 252 Test 3 Neuro Questions and
Correct Answers
What is normal ICP range? ✅5-15 mm Hg

What is Monroe Kellie Hypothesis? ✅one has to derease for other to increase (CSF,
Blood, Brain Tissue)

What are the three parts of Monroe Kellie Hypothesis? ✅CSF- 10%
Blood- 10%
Brain Tissue- 80% (last to shift--decompensation to herniation)

What leads to increase brain mass of IICP? ✅due to tumors, edema (surgery),
infection/inflammation, ischemia, infarction (brain)

What is an example of IICP increase in CSF? ✅meningitis

What are the parts of the tenatorium? ✅supra- above (CORTICAL)
infra- below (BRAIN STEM, CEREBELLUM)

What is a a closed HI? ✅dangerous, no exit;
concussion- lose consciousness, brain back/farth (mild-severe)
contuision- bruise

WHat is a open HI? ✅skull injured, but place to drain

What is racoon's eye? ✅in brain injury- indicates rinnorhea

What is Battle signs? ✅behind ear in brain injury- indicates ottorhea

WHat are signs and symptoms of brain injury? ✅early- headache, projectile vomit,
papillodema
changes in LOC_ early, Later- pupils, vital signs

What is the description of a headaches? ✅onset after 40, sudden, increasing
frequency/intensity, occurs with other systemic (fever, rash, stiff neck), focal nerual
signs (loss of speech/motor/sensory), papilldema (swelling by eyes)

What is menigitis? ✅CNS infection-inflammation of menigneal layers--indicated by
severe HA, photophobia, irritability, meningieal signs (nuchal rigidity, Brud, Kernigs),
paillidema, fever, peticheal rash

, What is a Brudinskis Sign? ✅irritability in neural system, chin to chest

What is a Kernigs signs? ✅knees to chest, autonomic pain in hamstring

What is encephalitis? ✅inflammation/infection of meningeal layers, brain tissue

What is TIA? ✅transient ischemic attack; focal deficit, old (not after 24 hrs) new (brief
neuro dysfunction <1hr), reversible )high risk for CVA)

WHat is CVA? ✅cerebrovascualr accident; sudden focal neurological deficit with
evidence of infarction
infarcted zone- irreversible surrounded by penumbra

What are three etilogies of CVA? ✅thrombus- slow occlusion, middle cerberal artery
embolus- rapid (obstruction of flow in artery)- plaque is most common
hemmhorage- less common, hallmark- headache preceded

What is number one risks of CVA? ✅HTN

What are CVA manifestations? ✅alterted LOC- confusion, lethargy, obtundation, coma
(Glasglow)
Contralateral hemiparesis- opposite; pronator drift, facial droop, reflexic hand grasp
contralateral hemiplegia- 1 side
speech changes
vision changes- diplopia (double vision) hemohem (one sided)
apraxia- lose ability to perform what they normally do

What are CVA speech changes? ✅dysarythia- impaired articulation (cranial nerve
dysfunction)
dysphasia- impaired comprehension/production (cortical)
aphasia- loss of words; expressive (motor), receptive (sensory), left cortical damage
brocas- frontal--talking
wernicke- temproal--comprehension

What are Brocas and Wernickes problems? ✅Brocas- frontal lobe, cant talk
Wernickes- temproal lobe, comprehension

What are changes in IICP due to blood increase? ✅bleed (hemmhorage or
hematomas)
alterted gases (decrease o2 or increase co2--cerbral vasodilation)
HTN- too high >160 systolic, hypo- <100 sytolic--both lower CPP

What are changes in IICP due to CSF increase? ✅hydrocephalus- obstruction of flow,
decrease reabsorption CSF, increase production CSF (in adult- no potential to expand,
child before cranial sultures close can expand)

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