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Full-Text Articles in Physiology

The Electrophysiological And Neuropsychological Organization Of Long Term Memory, Richard J. Addante Dec 2011

The Electrophysiological And Neuropsychological Organization Of Long Term Memory, Richard J. Addante

Psychology Faculty Publications

The electrophysiological correlates of recognition memory retrieval were examined in order to identify the neural conditions that precede accurate memory retrieval, characterize the processes that contribute to high and low confidence memory responses, and determine which memory processes are impaired after brain injury. Human electroencephalogram (EEG) was recorded during recognition confidence and source memory judgments in three experiments. In Experiment 1, mid-frontal pre-stimulus theta oscillations were found to precede the stimulus presentation of items that were successfully recollected, but they were not found to be predictive of item familiarity. Moreover, during stimulus presentation, recollection was associated with an increase in …


Spiking Patterns And Their Functional Implications In The Antennal Lobe Of The Tobacco Hornworm Manduca Sexta, Hong Lei, Carolina E. Reisenman, Caroline H. Wilson, Prasad Gabbur, John G. Hildebrand Aug 2011

Spiking Patterns And Their Functional Implications In The Antennal Lobe Of The Tobacco Hornworm Manduca Sexta, Hong Lei, Carolina E. Reisenman, Caroline H. Wilson, Prasad Gabbur, John G. Hildebrand

Health Sciences and Kinesiology Faculty Articles

Bursting as well as tonic firing patterns have been described in various sensory systems. In the olfactory system, spontaneous bursts have been observed in neurons distributed across several synaptic levels, from the periphery, to the olfactory bulb (OB) and to the olfactory cortex. Several in vitro studies indicate that spontaneous firing patterns may be viewed as “fingerprints” of different types of neurons that exhibit distinct functions in the OB. It is still not known, however, if and how neuronal burstiness is correlated with the coding of natural olfactory stimuli. We thus conducted an in vivo study to probe this question …