NUR 445 NEURO
Focus of neuro is** - answer preserving neurological function
-we need rapid intervention to prevent brain injury
earliest signs of increasing ICP is*** - answer change in LOC
cranial nerves 2-12** - answer
Monroe-Kellie - answer brain 80%
blood 10%
CSF 10%
cushings triad*** - answer a physiological nervous system response to acute elevations
of ICP, resulting in the Cushing triad of widened pulse pressure (increasing systolic and
decreasing disatolic, bradycardia and irregular respirations
first sign of cushings triad is * - answerAMS
normal ART pressure range - answer70-100mmhg
Normal intracranial pressure - answer5-15 mmHg
normal cerebral perfusion pressure range is - answer60-80
ICP is monitored by - answerintraventricular catheter
mangement of ICP - answer-decreasing volume
-airway management
-vigilant monitoring
dx of ICP - answerct scan
ABG
serum osmolality
meds for ICP** - answer-osmotic diuretics
-high concentration
-sodium chloride
-mannitol
-3% saline
isotonic fluids - answer0.9% NS
LR
, D5W
hypotonic fluids - answer0.25% NaCl
0.45% NaCl
2.5% dextrose
hypertonic - answerD5 NaCl
D5 in LR
D5 0.45% NaCl
mannitol - answerosmotic diuretic
-reduces ICP and intraocular pressure by raising the serum osmolality
interventions for ICP - answer-HOB 30-45
-hyperventilation
-drainage of CSF
-serial neurological assessments
-avoid suction excessively to avoid coughing
-cooling measures
decorticate posturing - answerrigid flexion of arms and extension of legs
-plantar flexion of the legs
Decerebrate posturing - answerrigid extension and pronation of arms and legs
(worse than decorticate)
RF for stroke - answer-HTN
-cigs
-hypercholesterolemia
-illicit drug use
-age>55
ischemic stroke - answer-sudden blockage of cerebral blood vessel
-blot clot
-reduced blood supply
s/s of stroke** - answerBEFAST
-numbness
-confusion
-trouble seeing
-trouble walking
-severe HA
BEFAST** - answerBalance
Eyes
Face (drooping)
Focus of neuro is** - answer preserving neurological function
-we need rapid intervention to prevent brain injury
earliest signs of increasing ICP is*** - answer change in LOC
cranial nerves 2-12** - answer
Monroe-Kellie - answer brain 80%
blood 10%
CSF 10%
cushings triad*** - answer a physiological nervous system response to acute elevations
of ICP, resulting in the Cushing triad of widened pulse pressure (increasing systolic and
decreasing disatolic, bradycardia and irregular respirations
first sign of cushings triad is * - answerAMS
normal ART pressure range - answer70-100mmhg
Normal intracranial pressure - answer5-15 mmHg
normal cerebral perfusion pressure range is - answer60-80
ICP is monitored by - answerintraventricular catheter
mangement of ICP - answer-decreasing volume
-airway management
-vigilant monitoring
dx of ICP - answerct scan
ABG
serum osmolality
meds for ICP** - answer-osmotic diuretics
-high concentration
-sodium chloride
-mannitol
-3% saline
isotonic fluids - answer0.9% NS
LR
, D5W
hypotonic fluids - answer0.25% NaCl
0.45% NaCl
2.5% dextrose
hypertonic - answerD5 NaCl
D5 in LR
D5 0.45% NaCl
mannitol - answerosmotic diuretic
-reduces ICP and intraocular pressure by raising the serum osmolality
interventions for ICP - answer-HOB 30-45
-hyperventilation
-drainage of CSF
-serial neurological assessments
-avoid suction excessively to avoid coughing
-cooling measures
decorticate posturing - answerrigid flexion of arms and extension of legs
-plantar flexion of the legs
Decerebrate posturing - answerrigid extension and pronation of arms and legs
(worse than decorticate)
RF for stroke - answer-HTN
-cigs
-hypercholesterolemia
-illicit drug use
-age>55
ischemic stroke - answer-sudden blockage of cerebral blood vessel
-blot clot
-reduced blood supply
s/s of stroke** - answerBEFAST
-numbness
-confusion
-trouble seeing
-trouble walking
-severe HA
BEFAST** - answerBalance
Eyes
Face (drooping)
