The NEURON Simulation Environment
... WHO USES NEURON, AND WHY? At the time of this publication, over 300 papers have reported research performed with NEURON (see http://www.neuron.yale.edu/neuron/bib/usednrn.html). Among these are descriptions of models of individual neurons and networks of neurons with properties such as complex branc ...
... WHO USES NEURON, AND WHY? At the time of this publication, over 300 papers have reported research performed with NEURON (see http://www.neuron.yale.edu/neuron/bib/usednrn.html). Among these are descriptions of models of individual neurons and networks of neurons with properties such as complex branc ...
Central mechanisms regulating coordinated cardiovascular and
... activity, and respiratory activity. Furthermore, c-Fos expression occurs only after sustained stimulation of neurons and so this method cannot be used to identify cell populations activated by brief alerting stimuli. Nevertheless, even though many questions remain unanswered, recent studies have pro ...
... activity, and respiratory activity. Furthermore, c-Fos expression occurs only after sustained stimulation of neurons and so this method cannot be used to identify cell populations activated by brief alerting stimuli. Nevertheless, even though many questions remain unanswered, recent studies have pro ...
Interoception: the sense of the physiological condition of the body
... ventral posterior (VP) nuclei, which it is connected to at the point at which the mouth is represented. It adjoins anteriorly the basal ventral medial nucleus (VMb), which in primates receives direct input from NTS in addition to the integrated input it receives from PB in all mammals [28]. The VMpo ...
... ventral posterior (VP) nuclei, which it is connected to at the point at which the mouth is represented. It adjoins anteriorly the basal ventral medial nucleus (VMb), which in primates receives direct input from NTS in addition to the integrated input it receives from PB in all mammals [28]. The VMpo ...
FIGURE LEGENDS FIGURE 40.1 Periodic activation in sleep cycles
... signals to change breathing pattern. Muscle tone keeps the oropharynx open to the flow of air. In NREM sleep, central drived ecreases, and the rate and depth of ventilation fall. If the decrease is excessive, central sleep apnea results, including a complete, albeit temporary, cessation of breathing ...
... signals to change breathing pattern. Muscle tone keeps the oropharynx open to the flow of air. In NREM sleep, central drived ecreases, and the rate and depth of ventilation fall. If the decrease is excessive, central sleep apnea results, including a complete, albeit temporary, cessation of breathing ...
Gradual increase in neuronal density of rats
... in LGN. Meyer and Albus13 identified a wide variety of cell subtypes in the cat LGN. Their observation was further confirmed by Hitchcock and Hickey.14 Comparison with other studies. It is traditionally thought that retinal projections from each eye are ...
... in LGN. Meyer and Albus13 identified a wide variety of cell subtypes in the cat LGN. Their observation was further confirmed by Hitchcock and Hickey.14 Comparison with other studies. It is traditionally thought that retinal projections from each eye are ...
Thyroid hormone exerts site-specific effects on SRC
... rat brain. Film density measurements were taken from several brain regions of pups representing the four treatment groups. Bars represent mean 9SEM film density converted to percent control for the purpose of illustration. Decreased levels of N-CoR mRNA, as reflected in film density, were observed i ...
... rat brain. Film density measurements were taken from several brain regions of pups representing the four treatment groups. Bars represent mean 9SEM film density converted to percent control for the purpose of illustration. Decreased levels of N-CoR mRNA, as reflected in film density, were observed i ...
K + - CARNES AP BIO
... how organisms exchange information in response to internal changes and external cues, and which can change behavior. – (3.41) The student is able to create a representation that describes how organisms exchange information in response to internal changes and external cues, and which can result in ch ...
... how organisms exchange information in response to internal changes and external cues, and which can change behavior. – (3.41) The student is able to create a representation that describes how organisms exchange information in response to internal changes and external cues, and which can result in ch ...
to view: Introduction to the Structure and Function of the Central
... Because these terms indicate the location of structures relative to other structures, it is possible for a structure in the anterior portion of the brain to be posterior to a structure that is even further anterior, just as Greenland, north relative to most of the rest of the world, is south of the ...
... Because these terms indicate the location of structures relative to other structures, it is possible for a structure in the anterior portion of the brain to be posterior to a structure that is even further anterior, just as Greenland, north relative to most of the rest of the world, is south of the ...
Acetylcholinesterase in central vocal control nuclei of the zebra finch
... J. Biosci. | Vol. 29 | No. 2 | June 2004 | 189–200 | © Indian Academy of Sciences ...
... J. Biosci. | Vol. 29 | No. 2 | June 2004 | 189–200 | © Indian Academy of Sciences ...
Neural Induction in Xenopus: Requirement for Ectodermal and
... region was required for brain formation, even though it lacked CNS-inducing activity when transplanted ventrally. Celllineage studies demonstrated that BCNE cells give rise to a large part of the brain and retina and, in more posterior regions of the embryo, to floor plate and notochord. Loss-of-fun ...
... region was required for brain formation, even though it lacked CNS-inducing activity when transplanted ventrally. Celllineage studies demonstrated that BCNE cells give rise to a large part of the brain and retina and, in more posterior regions of the embryo, to floor plate and notochord. Loss-of-fun ...
Neurons
... The intensity of a stimulus is coded by the frequency of action potentials (continued) – Intensity is coded in two other ways: – First, the intensity can be signaled by the frequency of action potentials in a single neuron—the more intense the stimulus, the faster the neuron fires action potential ...
... The intensity of a stimulus is coded by the frequency of action potentials (continued) – Intensity is coded in two other ways: – First, the intensity can be signaled by the frequency of action potentials in a single neuron—the more intense the stimulus, the faster the neuron fires action potential ...
Cortical Maps - White Rose Research Online
... types of interactions, such that the proximity of neurons in physical space is correlated with the proximity of what they represent in feature space. For example, as Hubel and Wiesel (1974) moved a recording electrode from position A to points B at increasing distance along the V1 cortical surface, ...
... types of interactions, such that the proximity of neurons in physical space is correlated with the proximity of what they represent in feature space. For example, as Hubel and Wiesel (1974) moved a recording electrode from position A to points B at increasing distance along the V1 cortical surface, ...
A Model of a Segmental Oscillator in the Leech Heartbeat Neuronal
... The elemental oscillators in the third and fourth ganglia are coupled by coordinating neurons, which make reciprocally inhibitory synapses with their ipsilateral oscillator neuron (Fig. 1A; Maranto, 1982; Peterson, 1983a, 1983b). The coordinating interneurons do not initiate spikes in their ganglion ...
... The elemental oscillators in the third and fourth ganglia are coupled by coordinating neurons, which make reciprocally inhibitory synapses with their ipsilateral oscillator neuron (Fig. 1A; Maranto, 1982; Peterson, 1983a, 1983b). The coordinating interneurons do not initiate spikes in their ganglion ...
Sensory Motor Approaches with People with Mental Illness Week 5
... sensorimotor function creates a neural memory or map of that function • The brain can recreate the movement at other times ...
... sensorimotor function creates a neural memory or map of that function • The brain can recreate the movement at other times ...
File
... perception, voluntary motor initiation, communication, memory storage, understanding • Each hemisphere connects to contralateral side of the body • There is lateralization of cortical function in the hemispheres ...
... perception, voluntary motor initiation, communication, memory storage, understanding • Each hemisphere connects to contralateral side of the body • There is lateralization of cortical function in the hemispheres ...
PDF
... moved systematically, under computer control, across a large television screen. The approximate position of the MURF was first determined on an Aimark perimeter as in the procedure by which the contralateral visuotectal projection is normally mapped. The perimeter was then removed and the television ...
... moved systematically, under computer control, across a large television screen. The approximate position of the MURF was first determined on an Aimark perimeter as in the procedure by which the contralateral visuotectal projection is normally mapped. The perimeter was then removed and the television ...
Towards comprehensive foundations of computational intelligence.
... authors were wrong about the XOR (or the parity) problem which is easily solved by adding hidden neurons to the network, they were right about the topological invariants of patterns, in particular about the problem of connectedness (determining if the pattern is connected or disconnected). Such pro ...
... authors were wrong about the XOR (or the parity) problem which is easily solved by adding hidden neurons to the network, they were right about the topological invariants of patterns, in particular about the problem of connectedness (determining if the pattern is connected or disconnected). Such pro ...
Visuomotor neurons: ambiguity of the discharge or `motor` perception?
... in a single cortical area as a multipurpose map. On the contrary, there is growing experimental evidence that there are many spatial maps at least as many are the motor effectors that act in the environment Žsee Rizzolatti et al., 1997.. Accordingly, the spatial map for eye movements is organized di ...
... in a single cortical area as a multipurpose map. On the contrary, there is growing experimental evidence that there are many spatial maps at least as many are the motor effectors that act in the environment Žsee Rizzolatti et al., 1997.. Accordingly, the spatial map for eye movements is organized di ...
On real-world temporal pattern recognition using Liquid State
... Speech recognition is a good example of finding patterns in time: highlevel features as phonemes and words are to be extracted from the low-level audio recordings. While still being a very daunting task, it does have a certain number of properties that make it simpler than many other dynamic real wo ...
... Speech recognition is a good example of finding patterns in time: highlevel features as phonemes and words are to be extracted from the low-level audio recordings. While still being a very daunting task, it does have a certain number of properties that make it simpler than many other dynamic real wo ...
Visual speech circuits in profound acquired
... circuits (Beauchamp, 2005; von Kriegstein and Giraud, 2006). These circuits have been shown to become rapidly functional once sensory or task requirements change (von Kriegstein and Giraud, 2006). It is therefore possible that auditory deprivation, rather than inducing slow progressive structural re ...
... circuits (Beauchamp, 2005; von Kriegstein and Giraud, 2006). These circuits have been shown to become rapidly functional once sensory or task requirements change (von Kriegstein and Giraud, 2006). It is therefore possible that auditory deprivation, rather than inducing slow progressive structural re ...
6.034 Neural Net Notes
... I use a notation that I think improves on previous explanations. The reason is that the notation here plainly associates each input, output, and weight with a readily identified neuron, a left-side one and a right-side one. When you arrive at the update formulas, you will have less trouble relating ...
... I use a notation that I think improves on previous explanations. The reason is that the notation here plainly associates each input, output, and weight with a readily identified neuron, a left-side one and a right-side one. When you arrive at the update formulas, you will have less trouble relating ...
Temporal Sequence Detection with Spiking Neurons: Towards
... 1997; Panchev et al., 2002), but there is still an ongoing debate on which are the essential properties of the biological neurons necessary to be simulated in order to achieve the computational power of a real neural system. The work presented in this article extends the current modeling paradigms o ...
... 1997; Panchev et al., 2002), but there is still an ongoing debate on which are the essential properties of the biological neurons necessary to be simulated in order to achieve the computational power of a real neural system. The work presented in this article extends the current modeling paradigms o ...