PSYB65H3 Lecture Notes - Intelligence Quotient, Angular Gyrus, Expressive Aphasia
Document Summary
Neuropsychology of brain damage and language: the aphasias. How is language organized in the left hemisphere. The bigger the stroke, the more areas damaged, the more severe the symptoms. Receptive aphasia (receiving info about language - getting language in) Integrative aphasia (problems with the comprehension of language as well as the formation of language) Wernicke"s area : posterior portion of the temporal lobe -- receptive problem. Ventral portion of motor strip - broca"s area - expressive aphasia. Questions you ask the patient - point, identify, read, write, speak, repeat. Problems in relating incoming sounds into representations which allow the understanding of discourse. Can hear sounds but cannot distinguish it as language. Cannot understand anything that comes in through the ears. Problems in selecting and arranging meaningful units and their eventual conversion into comprehensible coherent speech. Often also referred to as jargon aphasia. Chatter on and on without making any sense at all.
