PSYC 211 Lecture Notes - Lecture 48: Temporal Lobe, Periaqueductal Gray, Insular Cortex
16 Mar 2017
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Document Summary
Tms stimulation of broca"s area makes subjects feel that they cannot get the word out". Tms stimulation of the primary motor cortex makes subjects feel that they has lost control of their facial muscles. Only voiced speech activates the periaqueductal gray matter (pag). It also activates the auditory cortex: presumably, auditory feedback from our own voices helps regulate our own speech. Do not hesitate when speaking, do not think twice and are completely confident while speaking. 97: they may recognize words that mean the most to them (ex: person knows the word cigarette because cigarettes probably mean a lot to them) Why would damage to an area responsible for the ability to recognize spoken words disrupt people"s ability to speak: wernicke"s aphasia consists of several deficit. Failure to comprehend the meaning of words. Damage to the left temporal lobe produces a disorder of auditory word recognition: pure word deafness.
