NUR 425 Final Review Questions And Already Passed Answers.
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Module
NUR 425
Institution
NUR 425
what is the earliest indicator of change in neuro status? - Answer change in LOC
what is the term for forgetfulness - Answer confusion
what is the term for drowsy - Answer lethargy
what is the term for arousable by stimulation - Answer obtunded
what is the term for arousable...
why is MAP important? - Answer it is a better indicator of perfusion
it is the average blood pressure during one cardiac cycle
normal value for MAP in pediatrics? - Answer should be above 50 (adults are 60-100)
what is cerebral perfusion pressure? - Answer pressure needed to ensure adequate oxygen and
nutrients are delivered to the brain
,it is the difference between pressure of blood going to the brain (MAP) and the back pressure to this
flow (ICP)
What is intracranial pressure? - Answer it is the force exerted by the three contents of the brain (csf,
blood, tissue)
why must cpp must be maintained within narrow limits? - Answer because too little pressure could
cause ischemia and too much pressure could raise ICP
net gradient that drives oxygen to tissue
what is the relationship between ICP and CPP? - Answer they work against each other
-if icp increases, then cpp decreases
what is the normal value of CPP in children? - Answer 40-60
what is the normal value for ICP in children? - Answer 10-15
epidural hematoma involves what bleeding issue? - Answer arterial
bleed between the skull and dura (above the dura)
subdural hematoma involves what bleeding issue? - Answer venous
bleed between the dura mater and arachnoid mater (below the dura)
What would you assess for a patient with suspected IICP? - Answer S/S of IICP for all peds
-drowsiness
-increased sleeping
, -high pitched cry
-increased frontooccipital circumference
-distended scalp veins
-poor feeding
-setting sun sign
-forceful vomiting
-seizures
-indifference, drowsiness
-diminished physical activity and motor performance
-inability to follow simple commands
-lethargy
-crying when disturbed
-irritable/restless
what would you assess for in an infant with suspected IICP? - Answer -bulging fontanel
-separated cranial sutures
-macewen (cracked pot) sign
-sunset eyes (late and severe sign)
what would you assess for in an older child with suspected IICP? - Answer -nausea
-diplopia, blurred vision
-decline in school performance
-c/o headache
late signs of IICP in all ages - Answer -bradycardia
-decreased motor and sensory response
-change in pupils
-extension and flexion posturing
-cheyne stokes respirations
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