neuro vocab Flashcards
dyskinesia
abnormal involuntary movements
akinesia
too little movement
spasticity
paralysis
increased tendon reflex
hypertonia
deccussation of dorsal column system occurs in?
2nd neuron, body originating in the nucleus gracilis/cuneatus of medulla –> deccusates in medulla –> travels up medial lemniscus to contralateral postcentral gyrus
spinothalamic tract
pain, temp, coarse touch
- decussate immediately
- ascend in white matter ventrolateral to ventral horn
dorsal columns
proprioception, touch pressure, vibration
- gracillis= lower body
- cuneatus= upper body
***patient with dorsal tumor lost proprioception in legs
steroagnosis
using sensory information to create higher level mapping in your head
“feel paperclip in hand and figure out what it is”
grapasthesia
draw number on hand and have patient say what number it is
tests higher level processing
exam for endocarditis
murmur
roths spot
splinter hemorrage
meyers loop –> location, defect
temporal lobe
“pie in the sky”- right superior quadtrantanopia for L sided lesion
**can see overlap in wernicke’s
hemorrhagic conversion/transformation of stroke
more common in septic emboli vs thrombotic
vasospasm prohpylactic drug
nifedpine
given after SAH because blood causes irritation and vessels can react with vasospasm
“enhancement” in mri
MUST HAVE CONTRAST
if no contrast, then its hyperintensity
septic emboli shower
cool.
think of endocarditis PBL case
infectious endocarditis
pateints at high risk for stroke 2/2 septic emboli
IV vancomycin +/- ceftriaxone!!
asa, warf, antiplat contraindicated/ not necessary