neuro Flashcards
difficulty swallowing
dysphagia
inability to communicate through speech
aphasia
order of neuro assessment
mental status
cranial nerves
motor & cerebellar
sensory
reflexes
what is the glasgow coma scale based on?
eyes open
best verbal response
best motor response
GCS comatosed score
< 8
GCS best score
15
GCS unresponsive score
3
decorticate abnormal posture
arms brought to core
decerebrate
extension
what can cognitive impairment be caused by?
dementia, mental retardation, aphasia, delirium, stroke, trauma, alcohol, drug abuse
the romberg test goes with which part of a neuro exam?
motor & cerebellar
cerebellar ataxia
wide-based, staggering, unsteady
what can cause a cerebellar ataxia gait
cerebral disease or intoxication
parkinsonian gait
shuffling, stooped posture, with flexed hips and knees
what causes parkinsonian gait
parkinson’s disease
spastic hemiparesis
flexed arm held close to body while leg is dragged
what can cause a spastic hemiparesis gait
stroke
what does cerebellar function test for
coordination
- finger to nose test
- rapid alternating movements
stereognosis
being able to identify what object is placed in hand
graphesthesia
draw letter or number on the had for pt to guess
how is a deep reflex graded
0 absent
1 present, but diminished
2 normal
3 mildly increased, but not pathologic
4 marked hyperactive
what causes hypoactive reflexes
hypothyroidism, sedation, increased intraocular pressure, hypocalcemia, hypermagnesemia
what causes hyperactive reflexes
hyperthyroidism, hypercalcemia, hypomagnesemia
signs and symptoms of meningeal irritation
nuchal rigidity
kernig’s sign
nuchal rigidity
stiff neck
- pt resists bending head to chest
kernig’s sign
pain when attempting to extend flexed knee
exam used for meningeal irritation
brudzinki’s exam
- flexion of hips and knees when neck is flexed
neuro gerontological variations
- changes in temperature control, mood, and sleep due to changes in neurotransmitters
- total brain weight decreases with age
- alterations in vision, hearing, and proprioception
- decreased memory and increased learning time
CVA
unilateral, sudden headache, dysphagia, aphasia