NUR 265 EXAM 3 LATEST UPDATE 2025 COMPLETE
QUESTIONS AND CORRECT ANSWERS WITH
RATIONALES (LATEST UPDATE RATED A+) GALEN
COLLEGE OF NURSING
What is encephalitis? - correct answers-inflammation or infection of the brain
What causes encephalitis? - correct answers-West Nile Virus
Herpes
What are the s/s of encephalitis? - correct answers-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? - correct answers-lumbar puncture
EEG
CT (looks for mass)
What are N/I for encephalitis? - correct answers-Neuro checks
Monitor for s/s of ICP
Suction only resp compromised
HOB 30-45
Decrease stimuli
What is the tx for encephalitis? - correct answers-acyclovir
What are complications from encephalitis? - correct answers-ICP that leads to herniation of brain tissue
or death
What is myasthenia gravis? - correct answers-Autoimmune disorder that is characterized by weakness in
the muscles
What causes myasthenia gravis? - correct answers-lack of Ach receptor sites, leads to lack of nerve
impulses
What are s/s of myasthenia gravis? - correct answers-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? - correct answers-tensillon test.
s/s improve with Edrophonium .
How does edrophonium work? - correct answers-w/in 30-60sec of 1st dose, most show lots of
improvement, lasts 4-5mins
What are n/i for myasthenia gravis? - correct answers-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? - correct answers-plasmapherisis
anticholinesterases (pyridostigmine) immunosuppressants
What is cholinergic crisis? - correct answers-too much cholinesterase inhibitor drug
What are s/s of cholinergic crisis? - correct answers-fasciculations
hypersalivation
sweating
bronchospasms
increase bronchial secretions
bradycardia
What is tx for cholinergic crisis? - correct answers-atropine
DO NOT GIVE ANTICHOLINESTERASE
What is myasthenic crisis? - correct answers-too little cholinesterase inhibitor drug
What is the priority with myasthenic crisis? - correct answers-resp function
What are s/s of myasthenic crisis? - correct answers-increase HR, RR, BP
decrease u/o
no cough or swallow reflex
dry
What time should ChE inhibitor be given? - correct answers-45-1hr before meals to avoid aspiration
, What can tensilon test cause? - correct answers-cardiac dysrhythmias, have atropine on hand
What is nursing priority with myasthenic crisis? - correct answers-maintain airway, may require to
intubate
What is Guillain-Barre? - correct answers-an uncommon acute inflammatory disorder that affects axons
and/or myelin sheath (neurons can't impulse)
where does Guillain Barre Syndrome start - correct answers--Starts in feet and hands (numbness,
tingling)
What are causes of Guillain Barre? - correct answers-bacterial infection
influenza
epstein barr
zika
What are s/s of guillain barre? - correct answers-loss of reflexes
hypotension
labile BP
muscle weakness or paralysis (decreased DTR)
numbness
ataxia
blurred or double vision
palpitations
pain
tachycarida
What are complications from guillain barre? - correct answers-resp & cardiac problems
decreased mobility, DVTs
What is tx for guillain barre? - correct answers-plasmapheresis asap
IV immunoglobulin if can't do plasma right away
What do you NOT want to give w/ guillain barre? - correct answers-CORTICOSTERIODS
What are n/i with guillain barre? - correct answers-priority is airway
monitor abgs
monitor cardiac
monitor for resp distress
QUESTIONS AND CORRECT ANSWERS WITH
RATIONALES (LATEST UPDATE RATED A+) GALEN
COLLEGE OF NURSING
What is encephalitis? - correct answers-inflammation or infection of the brain
What causes encephalitis? - correct answers-West Nile Virus
Herpes
What are the s/s of encephalitis? - correct answers-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? - correct answers-lumbar puncture
EEG
CT (looks for mass)
What are N/I for encephalitis? - correct answers-Neuro checks
Monitor for s/s of ICP
Suction only resp compromised
HOB 30-45
Decrease stimuli
What is the tx for encephalitis? - correct answers-acyclovir
What are complications from encephalitis? - correct answers-ICP that leads to herniation of brain tissue
or death
What is myasthenia gravis? - correct answers-Autoimmune disorder that is characterized by weakness in
the muscles
What causes myasthenia gravis? - correct answers-lack of Ach receptor sites, leads to lack of nerve
impulses
What are s/s of myasthenia gravis? - correct answers-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? - correct answers-tensillon test.
s/s improve with Edrophonium .
How does edrophonium work? - correct answers-w/in 30-60sec of 1st dose, most show lots of
improvement, lasts 4-5mins
What are n/i for myasthenia gravis? - correct answers-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? - correct answers-plasmapherisis
anticholinesterases (pyridostigmine) immunosuppressants
What is cholinergic crisis? - correct answers-too much cholinesterase inhibitor drug
What are s/s of cholinergic crisis? - correct answers-fasciculations
hypersalivation
sweating
bronchospasms
increase bronchial secretions
bradycardia
What is tx for cholinergic crisis? - correct answers-atropine
DO NOT GIVE ANTICHOLINESTERASE
What is myasthenic crisis? - correct answers-too little cholinesterase inhibitor drug
What is the priority with myasthenic crisis? - correct answers-resp function
What are s/s of myasthenic crisis? - correct answers-increase HR, RR, BP
decrease u/o
no cough or swallow reflex
dry
What time should ChE inhibitor be given? - correct answers-45-1hr before meals to avoid aspiration
, What can tensilon test cause? - correct answers-cardiac dysrhythmias, have atropine on hand
What is nursing priority with myasthenic crisis? - correct answers-maintain airway, may require to
intubate
What is Guillain-Barre? - correct answers-an uncommon acute inflammatory disorder that affects axons
and/or myelin sheath (neurons can't impulse)
where does Guillain Barre Syndrome start - correct answers--Starts in feet and hands (numbness,
tingling)
What are causes of Guillain Barre? - correct answers-bacterial infection
influenza
epstein barr
zika
What are s/s of guillain barre? - correct answers-loss of reflexes
hypotension
labile BP
muscle weakness or paralysis (decreased DTR)
numbness
ataxia
blurred or double vision
palpitations
pain
tachycarida
What are complications from guillain barre? - correct answers-resp & cardiac problems
decreased mobility, DVTs
What is tx for guillain barre? - correct answers-plasmapheresis asap
IV immunoglobulin if can't do plasma right away
What do you NOT want to give w/ guillain barre? - correct answers-CORTICOSTERIODS
What are n/i with guillain barre? - correct answers-priority is airway
monitor abgs
monitor cardiac
monitor for resp distress
