PSYCH 1 Lecture Notes - Lecture 2: Phineas Gage, Prefrontal Cortex, Temporal Lobe
Document Summary
Railroad worker who had a rod go through his chin to top of head and survived. Caused a shift in personality; became impulsive, couldn"t plan very well. His ability to do anything without hesitation became really difficult. Prefrontal cortex: gage was a prime example of what would happen if we lost our prefrontal cortex. Case studies of wernicke"s and broca"s aphasia patients. Wernicke interested in where language was housed. Found a number of people who lost their ability in language/speech found that language was housed in the. Wernicke"s area, which was the left temporal lobe. Significant for the comprehension of speech sounds and is considered to be the language comprehension centre. Can produce speech but cannot understand the speech of others. Broca"s aphasia - another type of language deficit. Can understand things, but cannot produce language. Can determine the necessity of a region for a certain cognitive process.
