17_LanguageDisorders_6 - First discussed by Carl Wernicke...

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Psychology 2: Introduction to Psychology Day 17 topics Finishing language (Monday) Broca’s aphasia Wernicke’s aphasia Common cause of aphasia Can non humans learn language? Nim Chimpsky Kanzi Can: Learn words and meanings Construct simple sentences Limited evidence for: Complex, generative sentences Some evidence for overlapping brain networks for language Neural structures for language Broca’s aphasia First discussed by Paul Broca 1861–Society of Anthropology (Paris) Patient Leborgne (“Tan”) Broca’s aphasia Nina Dronkers CT imaging of Leborgne’s brain Broca’s aphasia: symptoms Non fluent output agrammatism speaking and writing Comprehension intact but complex syntax Impaired prosody videos
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Neural structures for language Wernicke’s aphasia
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Unformatted text preview: First discussed by Carl Wernicke Shortly after Brocas discovery Not all language problems the same Wernickes aphasia: symptoms Poor comprehension Reading and writing impaired Fluent output fluent but meaningless word salad Prosody intact videos Blood flow in the brain 3 major cerebral arteries 80% of blood flows through Middle Cerebral Artery Stroke Three causes of stroke Thrombotic (build-up) Embolic (clot) Hemorrhagic (vessel ruptures) Summary Brocas aphasia Non fluent speech Comprehension intact Wernickes aphasia Fluent but meaningless speech Impoverished comprehension Common cause of aphasia Stroke (3 types) Blockage of MCA...
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This note was uploaded on 02/12/2010 for the course PSYCH 2 taught by Professor Don'tremember during the Spring '04 term at University of California, Berkeley.

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17_LanguageDisorders_6 - First discussed by Carl Wernicke...

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