week 8- language slides Flashcards
aphasis
difficulty language or speech
injury located on Broca aphrasis (TAN)
inferiour frontal gyrus
anouther patient= localized=left area
whats syntax
understand speech
wilson 80
cohort model-bottom up
cohort model=PERSICE RECOGNITION
speech signal=k
potetiak words activated
competitive words removed
(cat,caterpillar,comb) (comb removed)
stages
cohort actived
based on semantic(interpret) and synatic(arrange)
mccelland 86 TRACE
bottom up and top down
tace 3 levels
feature,phenomes,word
within level
nodes- influence based on level activation
as activation spread- pattern emerges
words recognised
visual work program
real world processing language
Broca aphasia
TRACE= greater rhyme competition
COHORT-no difference
BROCA= visual
trouble forming sentence, understand language
WERNICKES- auditory
form sentence, not understand language
Wernickle area
postierie left supertemporal gyrus= damage comprehension
BROCAS area
found= posterious inferiour frontal gyrus