Aphasias Flashcards
what is aphasia?
impaired language
what is dysarthria?
impaired articulation
name two changes seen in an aphasi
fluency of speech and repitition of spoken language/word
what does dysarthria spare?
oral and written language and comprehension
what three CNs are involved in articulation of speec?
5,7, 12
what fissure are major language brain areas around?
sylvian fissure
where is wernickes area located?
posterior aspect of superior temporal gyrus
where is brocas area located?
left frontal operculum anf inferior frontal gyrus
what is subcortical white matter?
myelinated axons that connect areas of the cerebral cortex with other cortical and subcortical targets
what are the three types of subcortical white matter?
association
commisural
projection
what type of subcortical white matter is used in language?
association fibers
what are the association fibers called that connect brocas and wernickes?
arcuate fasciculus
does brocas have fluency or not?
no fluency
does wernickes have fluency or not?
yes fluent
can you repeat in brocas?
yes
can you repeat in wernickes?
yes
can you repeat in conduction aphasia?
no
what is another name for brocas aphasia
expressive
is comprehension bad in brocas?
no, intact
other than speaking, what do brocas have issue with?
difficulty writing
what is typical cause of brocas?
stroke to MCA or tumor
what are other symptoms commonly seen with brocas unrelated to language and speech?
contralateral weakness to arm and face
is comprehension an issue in wernickes?
yes
in addition to word salad, what other language issues do people with wernickes have?
difficulty writing and reading
what are two usual causes of wernickes?
MCA stroke and tumor
what is global aphasia?
damage to broca and wernicke
what are two common causes of global aphasia?
left internal carotid or proximal MCA occlusion
what is symptom of global aphasia?
loss of all language
does wernickes have trouble with naming?
yes
does broca have trouble with naming?
no
which of brocas or wernickes has naming difficulty?
wernickes
are people with conduction aphasia fluent?
yes
what is impaired in conduction aphasia?
repetition
what is another name for transcortical expressive aphasia?
transcortical motor
what is another name for transcortical receptive aphasia?
transcortical sensory
are people with transcortical motor aphasia fluent?
no
are people with transcortical motor aphasia grammatically good?
yes
are people with transcortical motor aphasia able to compreend?
yes
are people with transcortical motor aphasia able to name?
yes
are people with transcortical motor aphasia able to repeat?
yes
are people with transcortical sensory aphasia fluent?
yes
are people with transcortical sensory aphasia grammatically correct?
yes
are people with transcortical sensory aphasia able to comprehend?
no
are people with transcortical sensory aphasia able to name??
no
are people with transcortical sensory aphasia able to repeat?
yes
are people with wernickes able to repeat?
no
can you repeat with brocas?
no
what is always preserved in a transcortical aphasia?
repetition
