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NUR 265 EXAM 3 QUESTIONS AND ANSWERS.
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NUR 265 EXAM 3 QUESTIONS AND ANSWERS.
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NUR 265 EXAM 3 QUESTIONS AND ANSWERSWhat is encephalitis? - ✔✔ANSW✔✔..inflammation or infection of the
brain
What causes encephalitis? - ✔✔ANSW✔✔..West Nile Virus
Herpes
What are the s/s of encephalitis? - ✔✔ANSW✔✔..High fever, N/V, stiff
neck
Flu like symptoms
change in LOC
photophobia
pupil changes (dilate & less responsive to light)
What is used to dx encephalitis? - ✔✔ANSW✔✔..lumbar puncture
EEG
CT (looks for mass)
What are N/I for encephalitis? - ✔✔ANSW✔✔..Neuro checks
Monitor for s/s of ICP
Suction only resp compromised
HOB 30-45
Decrease stimuli
,What is the tx for encephalitis? - ✔✔ANSW✔✔..acyclovir
What are complications from encephalitis? - ✔✔ANSW✔✔..ICP that
leads to herniation of brain tissue or death
What is myasthenia gravis? - ✔✔ANSW✔✔..Autoimmune disorder that
is characterized by weakness in the muscles
What causes myasthenia gravis? - ✔✔ANSW✔✔..lack of Ach receptor
sites, leads to lack of nerve impulses
What are s/s of myasthenia gravis? - ✔✔ANSW✔✔..difficulty holding up
head or brushing teeth
double vision
ptosis
dysphagia
loss of bowel & bladder control
decrease sense of smell & taste
How is myasthenia gravis diagnosed? - ✔✔ANSW✔✔..tensillon test.
s/s improve with Edrophonium .
How does edrophonium work? - ✔✔ANSW✔✔..w/in 30-60sec of 1st
dose, most show lots of improvement, lasts 4-5mins
,What are n/i for myasthenia gravis? - ✔✔ANSW✔✔..assess adls, speech
& facial weakness
resp support
keep oxygen equipment & suction at bedside for r/f of resp distress
promote mobility
What is tx for myasthenia gravis? - ✔✔ANSW✔✔..plasmapherisis
anticholinesterases (pyridostigmine) immunosuppressants
What is cholinergic crisis? - ✔✔ANSW✔✔..too much cholinesterase
inhibitor drug
What are s/s of cholinergic crisis? - ✔✔ANSW✔✔..fasciculations
hypersalivation
sweating
bronchospasms
increase bronchial secretions
bradycardia
What is tx for cholinergic crisis? - ✔✔ANSW✔✔..atropine
DO NOT GIVE ANTICHOLINESTERASE
What is myasthenic crisis? - ✔✔ANSW✔✔..too little cholinesterase
, inhibitor drug
What is the priority with myasthenic crisis? - ✔✔ANSW✔✔..resp
function
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