The Possible Contribution of the Amygdala to Memory

The processing of episodic memories is believed to depend on the proper functioning of so-called bottleneck structures through which information apparently must pass in order to be stored long term. These regions are seen in the basal forebrain, the medial diencephalon, and the medial temporal lobe....

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Main Authors: R. Babinsky, P. Calabrese, H. F. Durwen, H. J. Markowitsch, D. Brechtelsbauer, L. Heuser, W. Gehlen
Format: Article
Language:English
Published: Wiley 1993-01-01
Series:Behavioural Neurology
Online Access:http://dx.doi.org/10.3233/BEN-1993-6310
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author R. Babinsky
P. Calabrese
H. F. Durwen
H. J. Markowitsch
D. Brechtelsbauer
L. Heuser
W. Gehlen
author_facet R. Babinsky
P. Calabrese
H. F. Durwen
H. J. Markowitsch
D. Brechtelsbauer
L. Heuser
W. Gehlen
author_sort R. Babinsky
collection DOAJ
description The processing of episodic memories is believed to depend on the proper functioning of so-called bottleneck structures through which information apparently must pass in order to be stored long term. These regions are seen in the basal forebrain, the medial diencephalon, and the medial temporal lobe. We here report a case with circumscribed bilateral temporal lobe damage, principally involving the amygdaloid area. Neuropsychological investigation demonstrated preserved intelligence, intact general memory and several other undisturbed cognitive functions, but a specific, affect-related, memory disorder. We conclude from these findings that the role of the amygdala is to process mnemonic events in a way that a specific emotional significance can be found and reactivated. Therefore it is suggested that the amygdala is likely to be a bottleneck structure for affect-related long-term memory functions.
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spelling doaj-art-55abf31e85ba4dc5aca46b342430e4a52025-02-03T01:25:43ZengWileyBehavioural Neurology0953-41801875-85841993-01-016316717010.3233/BEN-1993-6310The Possible Contribution of the Amygdala to MemoryR. Babinsky0P. Calabrese1H. F. Durwen2H. J. Markowitsch3D. Brechtelsbauer4L. Heuser5W. Gehlen6Physiological Psychology, University of Bielefeld, D-33501 Bielefeld, GermanyPhysiological Psychology, University of Bielefeld, D-33501 Bielefeld, GermanyUniversity Clinic of Neurology, Knappschaftskrankenhaus Bochum-Langendreer, D-44892 Bochum, GermanyPhysiological Psychology, University of Bielefeld, D-33501 Bielefeld, GermanyUniversity Clinic of Neurology, Knappschaftskrankenhaus Bochum-Langendreer, D-44892 Bochum, GermanyUniversity Clinic of Radiology, Knappschaftskrankenhaus Bochum-Langendreer, D-44892 Bochum, GermanyUniversity Clinic of Neurology, Knappschaftskrankenhaus Bochum-Langendreer, D-44892 Bochum, GermanyThe processing of episodic memories is believed to depend on the proper functioning of so-called bottleneck structures through which information apparently must pass in order to be stored long term. These regions are seen in the basal forebrain, the medial diencephalon, and the medial temporal lobe. We here report a case with circumscribed bilateral temporal lobe damage, principally involving the amygdaloid area. Neuropsychological investigation demonstrated preserved intelligence, intact general memory and several other undisturbed cognitive functions, but a specific, affect-related, memory disorder. We conclude from these findings that the role of the amygdala is to process mnemonic events in a way that a specific emotional significance can be found and reactivated. Therefore it is suggested that the amygdala is likely to be a bottleneck structure for affect-related long-term memory functions.http://dx.doi.org/10.3233/BEN-1993-6310
spellingShingle R. Babinsky
P. Calabrese
H. F. Durwen
H. J. Markowitsch
D. Brechtelsbauer
L. Heuser
W. Gehlen
The Possible Contribution of the Amygdala to Memory
Behavioural Neurology
title The Possible Contribution of the Amygdala to Memory
title_full The Possible Contribution of the Amygdala to Memory
title_fullStr The Possible Contribution of the Amygdala to Memory
title_full_unstemmed The Possible Contribution of the Amygdala to Memory
title_short The Possible Contribution of the Amygdala to Memory
title_sort possible contribution of the amygdala to memory
url http://dx.doi.org/10.3233/BEN-1993-6310
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