Rapid Taste Responses in the Gustatory Cortex
... returned to baseline in tens of milliseconds. Tastant-responsive neurons were broadly tuned and responded to increasing tastant concentrations by either increasing or decreasing their firing rates. In addition, some responses were only evoked at intermediate tastant concentrations. In summary, these ...
... returned to baseline in tens of milliseconds. Tastant-responsive neurons were broadly tuned and responded to increasing tastant concentrations by either increasing or decreasing their firing rates. In addition, some responses were only evoked at intermediate tastant concentrations. In summary, these ...
Electrical Stimulation of the Horizontal Limb of the Diagonal Band
... lateral; 5.2 ventral from bregma), in pPC (3.6 mm posterior, 3.0 mm lateral (14° angled laterally); 9 –10 mm ventral from bregma), and in the HDB (0.0 – 0.5 mm posterior, 1.8 –2.2 mm lateral, 8.6 –9.0 mm ventral from bregma). We chose the coordinates for the HDB stimulation electrode in such a way a ...
... lateral; 5.2 ventral from bregma), in pPC (3.6 mm posterior, 3.0 mm lateral (14° angled laterally); 9 –10 mm ventral from bregma), and in the HDB (0.0 – 0.5 mm posterior, 1.8 –2.2 mm lateral, 8.6 –9.0 mm ventral from bregma). We chose the coordinates for the HDB stimulation electrode in such a way a ...
Negatively-Correlated Firing - Department of Computer Science
... lation. There is, however, another way to accelerate the central limit effect, and this is to have a noise component that is negatively-correlated. It can be seen in figure 1 that negatively-correlated noise cancels out much more quickly and effectively than independent noise, because corresponding ...
... lation. There is, however, another way to accelerate the central limit effect, and this is to have a noise component that is negatively-correlated. It can be seen in figure 1 that negatively-correlated noise cancels out much more quickly and effectively than independent noise, because corresponding ...
Rapid Taste Responses in the Gustatory Cortex during Licking
... returned to baseline in tens of milliseconds. Tastant-responsive neurons were broadly tuned and responded to increasing tastant concentrations by either increasing or decreasing their firing rates. In addition, some responses were only evoked at intermediate tastant concentrations. In summary, these ...
... returned to baseline in tens of milliseconds. Tastant-responsive neurons were broadly tuned and responded to increasing tastant concentrations by either increasing or decreasing their firing rates. In addition, some responses were only evoked at intermediate tastant concentrations. In summary, these ...
Functional Clustering Drives Encoding Improvement in a
... imaging and visual stimulation (Figures 1e and S2). We compared firing rates obtained from electrophysiological recordings to two measures of neuronal firing obtained from fluorescence data: peak DF/F0 [3] and firing rates inferred from spike inference. Though both measures showed significant correl ...
... imaging and visual stimulation (Figures 1e and S2). We compared firing rates obtained from electrophysiological recordings to two measures of neuronal firing obtained from fluorescence data: peak DF/F0 [3] and firing rates inferred from spike inference. Though both measures showed significant correl ...
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... Fig. 2. Cell electrophysiological properties of postsynaptic potentials evoked by ventral and dorsal focal electrical stimuli in NAc core neurons. (A) Both DPSP amplitudes were graded with stimulus intensities. T shows the threshold intensity of stimulus to evoke DPSP. (B) Responses to the same elec ...
... Fig. 2. Cell electrophysiological properties of postsynaptic potentials evoked by ventral and dorsal focal electrical stimuli in NAc core neurons. (A) Both DPSP amplitudes were graded with stimulus intensities. T shows the threshold intensity of stimulus to evoke DPSP. (B) Responses to the same elec ...
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... innervation from the IC and projects to the primary auditory cortex to process conscious and complex, higher-order information, such as the biological relevance of the acoustic stimuli [3,22,40] (Fig. 1). In addition, part of the acoustic information received in the MG is sent directly to the amygda ...
... innervation from the IC and projects to the primary auditory cortex to process conscious and complex, higher-order information, such as the biological relevance of the acoustic stimuli [3,22,40] (Fig. 1). In addition, part of the acoustic information received in the MG is sent directly to the amygda ...
Read Article - University of Northern Colorado
... enlargement with or without correction for total brain volume [38]. Enlargement of the caudate nucleus has been correlated with repetitive/stereotyped behaviors in two studies [35,36]. Several automated approaches to MRI morphometry have been developed over the past decade, including templatebased, ...
... enlargement with or without correction for total brain volume [38]. Enlargement of the caudate nucleus has been correlated with repetitive/stereotyped behaviors in two studies [35,36]. Several automated approaches to MRI morphometry have been developed over the past decade, including templatebased, ...
Limbic structures, emotion, and memory
... The first is the autonomic and endocrine system, for producing such changes as increased heart rate and release of adrenaline, which prepare the body for action. Structures receiving from the orbitofrontal cortex, amygdala, and anterior cingulate cortex (ACC) that provide a route for these autonomic ...
... The first is the autonomic and endocrine system, for producing such changes as increased heart rate and release of adrenaline, which prepare the body for action. Structures receiving from the orbitofrontal cortex, amygdala, and anterior cingulate cortex (ACC) that provide a route for these autonomic ...
Selection in Modern Evolutionary Biology, Learning and Culture
... logical flexibility afforded to understanding how behavior is caused. Within a logical framework of ”either-or”, there is a debate about whether behavior is controlled by mental mechanisms or ”reward and punishment” (Sterelny & Griffiths, 1999). In practical application, on the other hand, an equall ...
... logical flexibility afforded to understanding how behavior is caused. Within a logical framework of ”either-or”, there is a debate about whether behavior is controlled by mental mechanisms or ”reward and punishment” (Sterelny & Griffiths, 1999). In practical application, on the other hand, an equall ...
Congruent Activity during Action and Action Observation in Motor
... consistent during both observation and movement. Furthermore, we find that the presence of a visual target is necessary to elicit this congruent neural activity during observation. These findings along with results from our analysis of the oscillatory power in the beta frequency of the local field p ...
... consistent during both observation and movement. Furthermore, we find that the presence of a visual target is necessary to elicit this congruent neural activity during observation. These findings along with results from our analysis of the oscillatory power in the beta frequency of the local field p ...
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... mapping. The presence of orderly tonotopic representations is a key feature of the three core areas in non-human primates [8–16], where primary subfields are organised in anterior-posterior frequency gradients from high-to-low (caudal primary auditory subfield A1), low-to-high (rostral primary audit ...
... mapping. The presence of orderly tonotopic representations is a key feature of the three core areas in non-human primates [8–16], where primary subfields are organised in anterior-posterior frequency gradients from high-to-low (caudal primary auditory subfield A1), low-to-high (rostral primary audit ...
A review of alpha activity in integrative brain function: Fundamental
... electrical potentials, and action potentials initiated in dendrites, neuromodulatory effects, extrasynaptic release of neurotransmitters and information flow between neurons and glia all contribute to information processing. Revisiting the neuron doctrine, these authors suggest that future research b ...
... electrical potentials, and action potentials initiated in dendrites, neuromodulatory effects, extrasynaptic release of neurotransmitters and information flow between neurons and glia all contribute to information processing. Revisiting the neuron doctrine, these authors suggest that future research b ...
Where do mirror neurons come from?
... However, the associative hypothesis currently has three advantages. First, it provides a straightforward, empirically testable explanation for the differences between monkeys and humans that have led some researchers to question the existence of a ‘mirror neuron system’. Second, it is consistent wit ...
... However, the associative hypothesis currently has three advantages. First, it provides a straightforward, empirically testable explanation for the differences between monkeys and humans that have led some researchers to question the existence of a ‘mirror neuron system’. Second, it is consistent wit ...
The pattern of ocular dominance columns in macaque visual cortex
... from the magnocellular layers of the geniculate (Hubel and Wiesel, '72). Layer 4C p is more densely cellular and contains fewer tangential fibers; it receives the bulk of the afferents from the parvocellular layers of the geniculate. Layer 4B contains a dense tangential fiber plexus, the stria of Ge ...
... from the magnocellular layers of the geniculate (Hubel and Wiesel, '72). Layer 4C p is more densely cellular and contains fewer tangential fibers; it receives the bulk of the afferents from the parvocellular layers of the geniculate. Layer 4B contains a dense tangential fiber plexus, the stria of Ge ...
Subregions of the human superior frontal gyrus and their connections
... (rsFC) can reveal functional correlation between every two regions by evaluating the temporal coherence of the low frequency blood oxygen level dependent (BOLD) signals. The combination of these methods will simultaneously show both the anatomical and functional connection patterns of a brain area, ...
... (rsFC) can reveal functional correlation between every two regions by evaluating the temporal coherence of the low frequency blood oxygen level dependent (BOLD) signals. The combination of these methods will simultaneously show both the anatomical and functional connection patterns of a brain area, ...
On the nature of medial temporal lobe contributions to the
... number of these MTL regions was modulated by temporal distance. Most of them showed the same neural response to temporal distance for both the past and future events: either increasing or decreasing activity with increasing temporal distance. The only region that exhibited an interaction between tem ...
... number of these MTL regions was modulated by temporal distance. Most of them showed the same neural response to temporal distance for both the past and future events: either increasing or decreasing activity with increasing temporal distance. The only region that exhibited an interaction between tem ...
Towards Detection of Brain Tumor in Electroencephalogram
... In our paper, we present an efficient classification system to detect EEG signals that possess probable cases of brain tumor. The classification technique employed is based on the theory of support vector machines (SVMs). Here, we describe SVMs that use different similarity metrics, including a simp ...
... In our paper, we present an efficient classification system to detect EEG signals that possess probable cases of brain tumor. The classification technique employed is based on the theory of support vector machines (SVMs). Here, we describe SVMs that use different similarity metrics, including a simp ...
Pontine Gustatory Activity Is Altered by Electrical Stimulation in the
... tastants were applied during concurrent CeA stimulation. In most cases a neuron was held long enough to complete the second control series. This was done to assess the stability of the recorded neuron and to determine whether CeA stimulation produced any prolonged effects on gustatory responsiveness ...
... tastants were applied during concurrent CeA stimulation. In most cases a neuron was held long enough to complete the second control series. This was done to assess the stability of the recorded neuron and to determine whether CeA stimulation produced any prolonged effects on gustatory responsiveness ...
Pallidal Origin of GABA Release within the Substantia Nigra Pars
... Lesion procedures. All animals were anesthetized with chloral hydrate (400 mg/kg, i.p.) and secured in a Kopf stereotaxic apparatus (Phymep, Paris, France). For SNc lesioning, 15 animals, treated previously with desipramine (25 mg/kg, s.c.) to protect noradrenergic neurons, received an injection int ...
... Lesion procedures. All animals were anesthetized with chloral hydrate (400 mg/kg, i.p.) and secured in a Kopf stereotaxic apparatus (Phymep, Paris, France). For SNc lesioning, 15 animals, treated previously with desipramine (25 mg/kg, s.c.) to protect noradrenergic neurons, received an injection int ...
Verplanck
... left The lnstrucuons also told the subject that he could get all of them correctly placed Three groups of college students were run Members of all three groups, P, PH, and ?H, received the instructions to place each can! to either right or left. Two of the groups, PH and PH, received the further mst ...
... left The lnstrucuons also told the subject that he could get all of them correctly placed Three groups of college students were run Members of all three groups, P, PH, and ?H, received the instructions to place each can! to either right or left. Two of the groups, PH and PH, received the further mst ...
Anatomical origins of the classical receptive field and modulatory
... same eye, while the arbor of a single parvocellular channel axon spreads across only half an ocular dominance band- about 200 pm (Fig. 1). The physical size of thalamic axon arbors relative to the size of the dendritic arbor of the thalamic recipient neurons in the cortex, and the overlap between th ...
... same eye, while the arbor of a single parvocellular channel axon spreads across only half an ocular dominance band- about 200 pm (Fig. 1). The physical size of thalamic axon arbors relative to the size of the dendritic arbor of the thalamic recipient neurons in the cortex, and the overlap between th ...
Corticomuscular Contributions to the Control of Rhythmic Movement
... the frontal, parietal and motor areas. The time-dependent activity in the motor areas of the cortex were linked to specific phases in the pedaling cycle. Lastly, simultaneous recordings of muscular and cortical activity showed a significant coherence between EEG signals and EMG signals. This cortico ...
... the frontal, parietal and motor areas. The time-dependent activity in the motor areas of the cortex were linked to specific phases in the pedaling cycle. Lastly, simultaneous recordings of muscular and cortical activity showed a significant coherence between EEG signals and EMG signals. This cortico ...
