Fluent & non-fluent aphasia Flashcards
What is aphasia?
The loss or impairment of language caused by a brain lesion (usually left hemisphere).
What are the 6 main symptoms of non-fluent (Broca’s) aphasia?
Impaired production Preserved comprehension Impaired repetition Agrammatism Awareness of impairments Paraphasia
What are the 6 main symptoms of fluent (Wernicke’s) aphasia?
Fluent production Impaired comprehension Impaired reading & writing Neologisms Unawareness of impairments Paraphasia
Broca’s area is also known as the…
left inferior frontal gyrus.
Wernicke’s area is also known as the…
left superior temporal gyrus.
In Lichtheim’s model, what do A, B, and M represent?
A = Wernicke’s areas - the phonological lexicon which stores permanent information about word sounds.
B = Angular gyrus - conceptual information (meaning).
M = Broca’s area - speech planning and programming.
What connects Wernicke’s area to Broca’s area?
Arcuate fasciculus
Aphasia is not caused by ______ or ______ deficits.
sensory; motor
Issues in speech production are linked to blood flow of the…
anterior and middle cerebral arteries.
Issues with language comprehension are linked to blood flow of the…
posterior cerebral artery.
What impact does non-fluent aphasia have on non-verbal communication?
Agraphia (impaired writing)
What impact does fluent aphasia have on non-verbal communication?
Agraphia (impaired writing)
Alexia (inability to read)
