{ "export": { "source": "https://urth.darkrealm.vip/thread/urth/4045", "note": "Exported from an unofficial mirror of a public mailing list. Copyright in each message remains with the person who wrote it. Email addresses are obscured as `user at host`, the form the original archive published. This file was rebuilt from parsed fields rather than retained headers, so it is faithful in content but not byte-exact.", "addresses": "obscured as 'user at host'" }, "archive": "urth", "thread": { "id": 4045, "subject": "memory Re: (urth) Heracles lesson", "messages": 3, "voices": 3, "first": "2003-06-23T16:04:24+00:00", "last": "2003-06-25T13:30:16+00:00" }, "messages": [ { "message_id": "", "from": { "name": "sheila miguez", "address": "albizia at feafaroth.org" }, "date": "2003-06-23T16:04:24+00:00", "subject": "memory Re: (urth) Heracles lesson", "in_reply_to": null, "reply_link": null, "blocks": [ { "kind": "text", "depth": 0, "text": "On Mon, 23 Jun 2003 08:33:52 -0700, \"Dan'l Danehy-Oakes\"\n said:" }, { "kind": "quote", "depth": 1, "text": "In short: The injury to Latro's head seems to have created an inability\nto\nrecall informaiton from long-term stores at some cognitive levels -- some\nfairly abstract cognitive levels; this is clearly an injury in the\n\"higher\"\ncenters of the brain." }, { "kind": "text", "depth": 0, "text": "It's been a while since I've taken the classes, but in some of my psyc\nclasses\nwe discussed the case study of a patient who had epilepsy so severe that\nthey\nresorted to surgery on his hippocampus. I managed to pull up some info\nfrom google:\n\nhttp://thalamus.wustl.edu/course/limbic.html\n\n\nThe significance of the hippocampus is driven home by a famous patient\nnamed H.M. As part of an epilepsy surgery, doctors removed most of his\nmedial temporal lobes. Since that surgery, in 1953, he has formed no new\nmemories. He can remember his childhood and everything before the\nsurgery, and he still has working memory and the ability to form\nprocedural memories. You can have a normal, lucid conversation with him,\nbut if you leave the room for a moment, when you return he will not\nremember you or the conversation. He has completely lost the ability to\nlay down declarative memory.\n\n\nWe discussed other patients in the class and studies done on them and how\ntheir\nlearning had changed. I vaguely remember that they would do exercises\nwhere they\nwouldn't retain the memory of the exercise, but on latter trials their\nlearning\ncurves were improved.\n\nA condition that mimics this is Korsakoff's Syndrome which arises from\nextreme\nalcoholism. It produces lesions in that region of the brain. One of\nOliver Sacks'\nbooks has a case study on it.\n\nIf you want to read about memory, but the flip side, Luria has a case\nstudy about\na man with eidetic memory _The Mind of a Mnemonist_. Luria has some\ninteresting\ncase studies.\n\nmimosa" } ] }, { "message_id": "", "from": { "name": "Dan'l Danehy-Oakes", "address": "katbarx at hotmail.com" }, "date": "2003-06-23T16:13:52+00:00", "subject": "Re: memory Re: (urth) Heracles lesson", "in_reply_to": "", "reply_link": "subject", "blocks": [ { "kind": "text", "depth": 0, "text": "Mimosa,\n\nThanks; I've been meaning to read Luria for years.\n\nAnd I hadn't thought about the possibility of a hippocampus injury. Duh. But \nthat\nwould make the question about dreams all the more interesting, wouldn't it?" }, { "kind": "quote", "depth": 1, "text": "From: \"sheila miguez\" \nReply-To: urth at urth.net\nTo: urth at urth.net\nSubject: memory Re: (urth) Heracles lesson\nDate: Mon, 23 Jun 2003 11:04:24 -0500\n\nOn Mon, 23 Jun 2003 08:33:52 -0700, \"Dan'l Danehy-Oakes\"\n said:" }, { "kind": "quote", "depth": 2, "text": "In short: The injury to Latro's head seems to have created an inability\nto\nrecall informaiton from long-term stores at some cognitive levels -- \nsome\nfairly abstract cognitive levels; this is clearly an injury in the\n\"higher\"\ncenters of the brain." }, { "kind": "quote", "depth": 1, "text": "It's been a while since I've taken the classes, but in some of my psyc\nclasses\nwe discussed the case study of a patient who had epilepsy so severe that\nthey\nresorted to surgery on his hippocampus. I managed to pull up some info\nfrom google:\n\nhttp://thalamus.wustl.edu/course/limbic.html\n\n\nThe significance of the hippocampus is driven home by a famous patient\nnamed H.M. As part of an epilepsy surgery, doctors removed most of his\nmedial temporal lobes. Since that surgery, in 1953, he has formed no new\nmemories. He can remember his childhood and everything before the\nsurgery, and he still has working memory and the ability to form\nprocedural memories. You can have a normal, lucid conversation with him,\nbut if you leave the room for a moment, when you return he will not\nremember you or the conversation. He has completely lost the ability to\nlay down declarative memory.\n\n\nWe discussed other patients in the class and studies done on them and how\ntheir\nlearning had changed. I vaguely remember that they would do exercises\nwhere they\nwouldn't retain the memory of the exercise, but on latter trials their\nlearning\ncurves were improved.\n\nA condition that mimics this is Korsakoff's Syndrome which arises from\nextreme\nalcoholism. It produces lesions in that region of the brain. One of\nOliver Sacks'\nbooks has a case study on it.\n\nIf you want to read about memory, but the flip side, Luria has a case\nstudy about\na man with eidetic memory _The Mind of a Mnemonist_. Luria has some\ninteresting\ncase studies.\n\nmimosa\n\n--" } ] }, { "message_id": "", "from": { "name": "gordon meuse", "address": "gordanus at hotmail.com" }, "date": "2003-06-25T13:30:16+00:00", "subject": "Re: memory Re: (urth) Heracles lesson", "in_reply_to": "", "reply_link": "subject", "blocks": [ { "kind": "quote", "depth": 1, "text": "If you want to read about memory, but the flip side, Luria has a case study \nabout a man with eidetic >memory _The Mind of a Mnemonist_. Luria has some \ninteresting case studies." }, { "kind": "text", "depth": 0, "text": "_The Mind of a Mnemonist_ is quite good, but probably more apropos to these \ndiscussions is _The Man With the Shattered World_ also by Luria. It is based \non the journals of a Russian officer who suffered severe trauma to the head. \nHe realized that he had lost his ability to create new memories so he starts \nto keep a journal. The book has commentary and analysis by Luria as well.\n\nIncidentally, I think Korsakov's syndrome can be caused by any organic \ndamage to the brain, including, but not limited to alcoholism.\n\nGordon Meuse" } ] } ] }