http://exhibits.library.stonybrook.edu/mfp/files/original/938e3b91bbe7eb2bec25e4b1e4c047ba.pdf 559ae9611656156b7316a74d59558cdf PDF Text Text 73I~639 April 25. 1973 Steven Zornntzer, Ph.D., Dcpnrtmnnt of Heurosniuncon, Uhivuruity of Florida, Guineaville. Florida 32601. Don: Stava. The Therc are two quastians rqsnrding memory function and eluctrical nativity. In a seixuro naeessary for tbs alteration in unwary function! Tb-vhat extent doe: thn electrode locatian noaify the errant: on memory, regardleoa of whather the entrant is seizureuindncing or subthronhold! In our wart vith patients we hava rnpactedly fauna that the applicatian or electrical current through alestrodea whiah firm eithar an can side er bitemporal, do not change the behgv&or of thn subject. unlenl a actauro (convulsion) oeaurs. With nubthronhold Ifiimnlation, tummovunenx does not occur. In my enrly work in did check an manory changes and axing vary gross anasuroa VB dié not tinfl changes in manor: function with tubthrtshold afiimnlation. In those dart we wtro dalightud bnasuan v. did balilva that improvamnnt and memory worked with changas ”hat hand in bsnd. fibre recenxly, as unilateral oloetrodg glaaannnt. and datuilad unwary tasks fbcusnod on varbal and nonuvutbtl. visual ar auditory it parameters. vm did not npeeifionlly lack for the effects of the Ifibthrashold stimulation. With seizures induned through unilateral aleetradoa, we and other: haw: fauna that manory ahnngon an occur. Th: tyve and dagrco or unwary change in diroctly ralated to tbs looa$1on of tha clactrodal. Thus, bitempornl electrode placuunnt elicit: grattar engages in vurbul and auditory manory tasks than any uniluter&l electrode Electrodaa ova: tbs non~aam1nant hemisphere placumant. unutlly cliait lesser degreus of unwary interference, and thus: are tbcuaacd on non~vurba1. visual tasks. I! unilateral e1n¢trodus are pinced ova: thc dominant hemisphere. thc chanson in.munory tanks are sraafiar and more manltunt on verbal. auditory typo tasks. Lately, one or my cavarkcrn has ”Ar w ' for yuur additiannl figure uhieh I think gublishar has not yut reeated to our submission. Thank yau in better. ‘ - :¢.’Y"u r.— Iwmw z—meIr—f : WW?“ «3sz W'Wflr ‘ �Steven Zorneteer, ?h.D. Ayrll 25, 1973 ~2— series of experiments with the electrodes hlfrontelly done a placed and showed that the memory changes are even less than the unilateral nonwdominant. Unfortunately he did not do the specific tests to separate verbal tram non~verhel aspects. Thus, ve would have to answer our questions that in man tasks are interfered with.when aeituree (eonwuleione) are p-oduced and the type and degree of’memory task inter~ memory is ferenee aamehew related to electrode location. first question. whether a seizure is necessary for tunetion, does not find en answer in human literature to my knewledge. I knew the eentroverey is real in the week that Jim and other. hsve been doing. In yeur work, I would be particularly sensitive to some measures of eurrent intensity and duretiea. eleetrode location, but also evidence for selsure (and its duration) end/or convulsion. From your letter it’d: not clear to me whether yen can eleerly parcel out the contribution of eubthreshold and eupre~ threshold electric currents. an My alteration of memory With regard to your lent question, the evidence is quite eleer that if electric currents are intredueed over one side of the scalp. theme may or may not cross eontrelaterally (es reflected by the development of canvulelons or electric seizure activity) and this transfer depends directly on the emeunt or entrant delivered. The aeeampenylng ante to ell the participants in the eenrerenee will bring you my to date as to the statue of ear volume. my best personal regards. Blneerely yours, Mex Fink, M.D. Executive Director MF/id fine. ‘ � Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Correspondence Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Correspondence to: Zornetzer, Steven Type The nature or genre of the resource Text Identifier An unambiguous reference to the resource within a given context mfp-05-00-026-5-349 Date A point or period of time associated with an event in the lifecycle of the resource 1972 Creator An entity primarily responsible for making the resource <a title="Fink, Max, 1923-" href="http://id.loc.gov/authorities/names/n79039548" target="_blank">Fink, Max, 1923-</a> Subject The topic of the resource Correspondence -- Correspondence Relation A related resource The Max Fink Collection Description An account of the resource Rights Information about rights held in and over the resource <a title="IN COPYRIGHT - EDUCATIONAL USE PERMITTED" href="http://rightsstatements.org/vocab/InC-EDU/1.0/" target="_blank">IN COPYRIGHT - EDUCATIONAL USE PERMITTED</a> Source A related resource from which the described resource is derived Special Collections and University Archives, University Libraries. 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