AN INTEGRATIVE THEORY OF LOCUS
... By decision processes, we mean those processes responsible for mapping task-relevant stimuli onto the corresponding response. As we discuss further below, there is growing evidence that, for simple tasks, such processes may be implemented relatively early in the processing stream, distinct from and ...
... By decision processes, we mean those processes responsible for mapping task-relevant stimuli onto the corresponding response. As we discuss further below, there is growing evidence that, for simple tasks, such processes may be implemented relatively early in the processing stream, distinct from and ...
Spike Train SIMilarity Space (SSIMS): A Framework for Single
... defined by pair-wise spike train distances into a low-dimensional representation that not only facilitates visualization but also improves pattern discrimination. This method is well suited to this type of analysis because it is based on pair-wise similarity estimates and explicitly seeks to preserv ...
... defined by pair-wise spike train distances into a low-dimensional representation that not only facilitates visualization but also improves pattern discrimination. This method is well suited to this type of analysis because it is based on pair-wise similarity estimates and explicitly seeks to preserv ...
Whisker movements evoked by stimulation of single pyramidal cells
... pyramidal cells of rat motor cortex can evoke long sequences of small whisker movements. For layer-5 pyramids, we find that evoked rhythmic movements have a constant phase relative to the AP train, indicating that single layer-5 pyramids can reset the rhythm of whisker movements. Action potentials e ...
... pyramidal cells of rat motor cortex can evoke long sequences of small whisker movements. For layer-5 pyramids, we find that evoked rhythmic movements have a constant phase relative to the AP train, indicating that single layer-5 pyramids can reset the rhythm of whisker movements. Action potentials e ...
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... a. Windows on the Brain i. Sensing Brains Waves with the EEG o Figure 2.11 Windows on the Mind (p. 67) ii. Mapping the Brain with Electric Probes iii. Computerized Brain Scans iv. Which Scanning Method is Best? b. Three Layers of the Brain o Figure 2.12 Major Structures of the Brain (p. 69) i. The B ...
... a. Windows on the Brain i. Sensing Brains Waves with the EEG o Figure 2.11 Windows on the Mind (p. 67) ii. Mapping the Brain with Electric Probes iii. Computerized Brain Scans iv. Which Scanning Method is Best? b. Three Layers of the Brain o Figure 2.12 Major Structures of the Brain (p. 69) i. The B ...
Principles of Neural Science - Weizmann Institute of Science
... light a fire or close the windows to prevent becoming cold. This form of control is often referred to as open loop control to emphasize that feedback sensory signals do not directly affect the timing of the response. The term is somewhat misleading, however, because it suggests that actions controll ...
... light a fire or close the windows to prevent becoming cold. This form of control is often referred to as open loop control to emphasize that feedback sensory signals do not directly affect the timing of the response. The term is somewhat misleading, however, because it suggests that actions controll ...
Adaptive Gain and Optimal Performance
... By decision processes, we mean those processes responsible for mapping task-relevant stimuli onto the corresponding response. As we discuss further below, there is growing evidence that, for simple tasks, such processes may be implemented relatively early in the processing stream, distinct from and ...
... By decision processes, we mean those processes responsible for mapping task-relevant stimuli onto the corresponding response. As we discuss further below, there is growing evidence that, for simple tasks, such processes may be implemented relatively early in the processing stream, distinct from and ...
Rhythmic Spontaneous Activity in the Piriform Cortex
... Figure 2. Characteristics of the spontaneous rhythmic activity in the piriform network. (A) Autocorrelogram and mean frequency (horizontal line) of multiunit activity in layer III. The inset shows how duration was measured at the point where the mean frequency line crossed the central peak. The 2 d ...
... Figure 2. Characteristics of the spontaneous rhythmic activity in the piriform network. (A) Autocorrelogram and mean frequency (horizontal line) of multiunit activity in layer III. The inset shows how duration was measured at the point where the mean frequency line crossed the central peak. The 2 d ...
Zoology 242 Anatomy of Nervous systems Lecture 8
... Autonomic Nervous System • 3 major divisions described by John Langley (18521925). – Enteric – Parasympathetic – Sympathetic ...
... Autonomic Nervous System • 3 major divisions described by John Langley (18521925). – Enteric – Parasympathetic – Sympathetic ...
Human Economic Choice as Costly Information Processing
... constraints, reaction time is larger in such tasks and often different from the sum in both tasks, indicating that the subject adjusts reaction time as a consequence of the context of the numerical problem. Thus task differences in using numbers can produce different reaction times, much like tasks ...
... constraints, reaction time is larger in such tasks and often different from the sum in both tasks, indicating that the subject adjusts reaction time as a consequence of the context of the numerical problem. Thus task differences in using numbers can produce different reaction times, much like tasks ...
Feedforward and feedback frequency
... a given cortical area and layer. More precisely, we assume a population of pyramidal neurons and a population of inhibitory interneurons at this level. Within and between each population are recurrent and cross connections, respectively (Fig. 2A, top). Local strongly interconnected populations of ex ...
... a given cortical area and layer. More precisely, we assume a population of pyramidal neurons and a population of inhibitory interneurons at this level. Within and between each population are recurrent and cross connections, respectively (Fig. 2A, top). Local strongly interconnected populations of ex ...
Cerebellar Loops with Motor Cortex and Prefrontal Cortex of a
... with the arm area of the primary motor cortex (M1) and with area 46 in dorsolateral prefrontal cortex of monkeys. Retrograde transneuronal transport of the CVS-11 (challenge virus strain 11) strain of rabies virus in cerebello-thalamocortical pathways revealed that the arm area of M1 receives input ...
... with the arm area of the primary motor cortex (M1) and with area 46 in dorsolateral prefrontal cortex of monkeys. Retrograde transneuronal transport of the CVS-11 (challenge virus strain 11) strain of rabies virus in cerebello-thalamocortical pathways revealed that the arm area of M1 receives input ...
The mirror mechanism: recent findings and perspectives
... grasping acts executed in the monkey’s peri- and extrapersonal space and during monkey execution. Each panel shows the raster plot (top) and the cumulative histogram (bottom) of the neuron responses. Raster plots and histograms are aligned with the time of contact of the experimenter’s or monkey han ...
... grasping acts executed in the monkey’s peri- and extrapersonal space and during monkey execution. Each panel shows the raster plot (top) and the cumulative histogram (bottom) of the neuron responses. Raster plots and histograms are aligned with the time of contact of the experimenter’s or monkey han ...
do simultaneously presented visual and auditory
... unimodal or bimodal stimuli. For example, Saults and Cowan (2007) report that memory capacity was significantly lower in the bimodal conditions (i.e., auditory and visual stimuli were presented) than in the unimodal conditions (i.e., either auditory or visual stimulus was presented). With these cons ...
... unimodal or bimodal stimuli. For example, Saults and Cowan (2007) report that memory capacity was significantly lower in the bimodal conditions (i.e., auditory and visual stimuli were presented) than in the unimodal conditions (i.e., either auditory or visual stimulus was presented). With these cons ...
Reduced functional connectivity within and between `social` resting
... network subserves are correlated with the resting functional connectivity of that network (Seeley et al., 2007). In light of these observations, an interesting question is to what extent task-based differences in specific brain regions in ASC are reflected in different connectivity patterns of their ...
... network subserves are correlated with the resting functional connectivity of that network (Seeley et al., 2007). In light of these observations, an interesting question is to what extent task-based differences in specific brain regions in ASC are reflected in different connectivity patterns of their ...
Behavioral and Pathological Effects in the Rat
... from altered neurotransmission, mostly within the basal ganglia (reviewed by Cadet, 1989). The permanent nature of the syndrome suggested, however, that it would more likely be associated with permanent histopathological changes. Silverstaining data indicated that sparse axonal degeneration may occu ...
... from altered neurotransmission, mostly within the basal ganglia (reviewed by Cadet, 1989). The permanent nature of the syndrome suggested, however, that it would more likely be associated with permanent histopathological changes. Silverstaining data indicated that sparse axonal degeneration may occu ...
Toward a Unified Theory of Visual Area V4
... domains in V4, we propose that the unifying function of V4 circuitry is to enable selective extraction of specific functional domain-based networks, whether it be by bottom-up specification of object features or by topdown attentionally driven selection. Area V4 is a midtier visual cortical area in th ...
... domains in V4, we propose that the unifying function of V4 circuitry is to enable selective extraction of specific functional domain-based networks, whether it be by bottom-up specification of object features or by topdown attentionally driven selection. Area V4 is a midtier visual cortical area in th ...
A simulation of parahippocampal and hippocampal structures guiding spatial navigation of
... behavioral transitions between sensory events in the environment and the temporal requirements of long-term potentiation. Data indicates that long-term potentiation is obtained with relatively brief delays between the pre-synaptic spike and the post-synaptic spike. Optimal delays for induction of lo ...
... behavioral transitions between sensory events in the environment and the temporal requirements of long-term potentiation. Data indicates that long-term potentiation is obtained with relatively brief delays between the pre-synaptic spike and the post-synaptic spike. Optimal delays for induction of lo ...
Feeling others` painful actions: The sensorimotor
... would be to touch and their previous experience with the object. Viewing others’ painful grasps also biased behavioral responses to actual tactile stimulation, a novel effect not seen for auditory control stimuli. Somatosensory cortices, including primary somatosensory areas 1/3b and 2 and parietal ...
... would be to touch and their previous experience with the object. Viewing others’ painful grasps also biased behavioral responses to actual tactile stimulation, a novel effect not seen for auditory control stimuli. Somatosensory cortices, including primary somatosensory areas 1/3b and 2 and parietal ...
Hippocampal mechanisms for the context-dependent retrieval of episodes 2005 Special issue
... the hippocampus may provide physiological mechanisms for this process. Some hippocampal neurons (‘splitter cells’ or ‘episodic cells’) fire selectively dependent on the context of a specific recent response or future goal (Ferbinteanu & Shapiro, 2003; Frank, Brown, & Wilson, 2000; Wood, Dudchenko, R ...
... the hippocampus may provide physiological mechanisms for this process. Some hippocampal neurons (‘splitter cells’ or ‘episodic cells’) fire selectively dependent on the context of a specific recent response or future goal (Ferbinteanu & Shapiro, 2003; Frank, Brown, & Wilson, 2000; Wood, Dudchenko, R ...
The amygdala - University of Puget Sound
... systems. Thus, norepinephrine, dopamine, serotonin and acetylcholine released in the amygdala influence how excitatory and inhibitory neurons interact. Importantly, output connections of the central nucleus terminate on these cells as well as in response- control regions. Thus, activation of the amy ...
... systems. Thus, norepinephrine, dopamine, serotonin and acetylcholine released in the amygdala influence how excitatory and inhibitory neurons interact. Importantly, output connections of the central nucleus terminate on these cells as well as in response- control regions. Thus, activation of the amy ...
Functional Neuronal Processing of Body Odors
... emotions are held within body odors (Chen and Haviland-Jones 1999). Together, these studies suggest that the complex mixture constituting human body odors is a stimulus of high ecological importance for humans. Moreover, due to their complex signal contents, it seems likely that body odors are proce ...
... emotions are held within body odors (Chen and Haviland-Jones 1999). Together, these studies suggest that the complex mixture constituting human body odors is a stimulus of high ecological importance for humans. Moreover, due to their complex signal contents, it seems likely that body odors are proce ...
Cholinergic modulation of cognitive processing: insights drawn from computational models Kishan Gupta
... post-synaptic sites (and is functionally related to the M3 and M5 receptors). The M1 receptor mediates post-synaptic effects of the activation of muscarinic receptors, including depolarization and suppression of spike-frequency accommodation (Dasari and Gulledge, 2011). M2 receptors are located at b ...
... post-synaptic sites (and is functionally related to the M3 and M5 receptors). The M1 receptor mediates post-synaptic effects of the activation of muscarinic receptors, including depolarization and suppression of spike-frequency accommodation (Dasari and Gulledge, 2011). M2 receptors are located at b ...
Lights, Camembert, Action! - Human Reward and Decision Making lab
... that predict a stimulus from the actual UCS itself. In many instances different behavioral responses are appropriate when anticipating a rewarding or punishing event than when experiencing it. If stimulus substitution were to be the only mechanism in place then a CS would be indistinguishable from t ...
... that predict a stimulus from the actual UCS itself. In many instances different behavioral responses are appropriate when anticipating a rewarding or punishing event than when experiencing it. If stimulus substitution were to be the only mechanism in place then a CS would be indistinguishable from t ...
The Milwaukee Symposia for Church Composers
... numinous presences, ways of touching without totally grasping or seizing.”29 12. A symbol both expresses what we believe and shapes that belief.30 Although symbols employ the created world, they are themselves actions.31 The Sacraments are ecclesial symbols. 32 Although the church limited this desig ...
... numinous presences, ways of touching without totally grasping or seizing.”29 12. A symbol both expresses what we believe and shapes that belief.30 Although symbols employ the created world, they are themselves actions.31 The Sacraments are ecclesial symbols. 32 Although the church limited this desig ...
Somatosensory processes subserving perception and action
... finding suggests that neural processing is related to what the information is processed for (e.g., perception) rather than the stimulus characteristics. Thus, it is consistent with the idea that the purpose is at least as important when discussing the neural basis of sensory processing. Indeed, cert ...
... finding suggests that neural processing is related to what the information is processed for (e.g., perception) rather than the stimulus characteristics. Thus, it is consistent with the idea that the purpose is at least as important when discussing the neural basis of sensory processing. Indeed, cert ...