brain aphasia etc Flashcards
aphasia means
impairment of language due to brain damage generally caused by stroke
brocas aphasia is
damage to frontal lobe LEFT
non flunent aphasia
trouble with speech production and results in short simple sentences mostly verbs nouns, reading and writing not as affected, person is concious of their problem
wernickes aphasia is
damage to temporal lobe LEFT
fluent aphasia
cant produce meaningful sentences but fluent trouble with speech comprehension and language, unaware of the issue
brocas area responsible for
production of articulate speech, grammatical structure of sentences and analysis
wernickes aphasia is responsible for
interpretation and understanding of speech, language and comprehension
spatial neglect
damage to right parietal lobe that results in a person completely ignoring anything on their left hand side, not a problem of blindness, but ignorance
split brain procedure
corpus callosum is cut to disable information between left and right hemispheres. if image is shown to right visual field the person can name it but if shown to left visual field person can not name it but draw or pick it up
concussion causes
mild cases, retrogade amnesia , disrupts the process of memory. however worse cases such as boxers will result in slurred speech, amnesia cognitive defects brain damage