(2007) The most superficial sublamina of rat superior colluculus
... entered the SGS1. The main body of our data presented here is based on recordings made from the neurons encountered within the SGS1 layer, the upper 100 m after SC surface penetration. The SGS1 was identified, in the presence of visual stimulation, by a very characteristic noise produced by “juxtaz ...
... entered the SGS1. The main body of our data presented here is based on recordings made from the neurons encountered within the SGS1 layer, the upper 100 m after SC surface penetration. The SGS1 was identified, in the presence of visual stimulation, by a very characteristic noise produced by “juxtaz ...
Structure of Receptive Fields in Area 3b of Primary Somatosensory
... determines the neuronal response to complex spatial patterns scanned across the skin. Several lines of evidence suggest that the neural signals that underlie the perception of tactile form and texture on the glabrous skin of the primate fingerpad are conveyed initially by the population of slowly ad ...
... determines the neuronal response to complex spatial patterns scanned across the skin. Several lines of evidence suggest that the neural signals that underlie the perception of tactile form and texture on the glabrous skin of the primate fingerpad are conveyed initially by the population of slowly ad ...
Hierarchical somatosensory processing
... is a systematic increase in the complexity of neuronal reccptivc field (RF) properties when the recording site is moved caudally. It is assumed that this increase in complexity results from the convergence of multiple inputs onto single neurons via serial cortico-cortical connections and additional ...
... is a systematic increase in the complexity of neuronal reccptivc field (RF) properties when the recording site is moved caudally. It is assumed that this increase in complexity results from the convergence of multiple inputs onto single neurons via serial cortico-cortical connections and additional ...
Interactions Between Premotor and Motor Cortices in Non
... DOI: 10.1007/978-3-642-32767-4_2, Springer-Verlag Berlin Heidelberg 2012 ...
... DOI: 10.1007/978-3-642-32767-4_2, Springer-Verlag Berlin Heidelberg 2012 ...
A Computational Model of the Amygdala Nuclei`s Role in - laral
... in either BLA (which is lesioned) or LA (which is activated only when food is effectively eaten). As a result, since synaptic modification depends on dopamine, no learning can takes place during second-order conditioning. ...
... in either BLA (which is lesioned) or LA (which is activated only when food is effectively eaten). As a result, since synaptic modification depends on dopamine, no learning can takes place during second-order conditioning. ...
Phase synchronization of bursting neurons in clustered small
... subnetwork is a SW network obtained from a regular onedimensional lattice of neurons with periodic boundary conditions. Each neuron is connected to its nearest and next-tonearest neighbors. Then we randomly add new connections among neurons in the lattice with a given intracluster probability pi [17 ...
... subnetwork is a SW network obtained from a regular onedimensional lattice of neurons with periodic boundary conditions. Each neuron is connected to its nearest and next-tonearest neighbors. Then we randomly add new connections among neurons in the lattice with a given intracluster probability pi [17 ...
The expression of XIF3 in undifferentiated anterior neuroectoderm
... type. The expression of the three type IV IFs is also restricted, in this case to neurons and consequently the type IV IFs are known collectively as the neurofilaments though it is clear that neurons often express other classes of IF proteins in addition to the neurofilaments. The gene XIF3 encodes ...
... type. The expression of the three type IV IFs is also restricted, in this case to neurons and consequently the type IV IFs are known collectively as the neurofilaments though it is clear that neurons often express other classes of IF proteins in addition to the neurofilaments. The gene XIF3 encodes ...
REVIEW VERTEBRAE, SPINAL NERVES, REFLEXES 1
... 7. ____ A 24-year-old-patient is seen for a routine neurological exam. The patient is a medical student who has been studying intensely for Step 1 board (or Final) examinations. Testing of patellar tendon reflexes (deep tendon reflex) shows bilateral, mild hyperreflexia (scored 3). The physician sus ...
... 7. ____ A 24-year-old-patient is seen for a routine neurological exam. The patient is a medical student who has been studying intensely for Step 1 board (or Final) examinations. Testing of patellar tendon reflexes (deep tendon reflex) shows bilateral, mild hyperreflexia (scored 3). The physician sus ...
nerve local potentials and action potentials - Peer
... $300: We say that local potentials are this because some are small, and some are large depending on the strength of the stimulus. $400: Local potentials are this because they diminish in strength as they travel away from the point of origin. $500: Local potentials are this because as long as there i ...
... $300: We say that local potentials are this because some are small, and some are large depending on the strength of the stimulus. $400: Local potentials are this because they diminish in strength as they travel away from the point of origin. $500: Local potentials are this because as long as there i ...
muscle stretch reflex
... As the extrafusal fibers are contracted due to either an outside or conscious stimulus, the sensory fibers decrease the frequency of action potential firing due to the decreased length of the central re ...
... As the extrafusal fibers are contracted due to either an outside or conscious stimulus, the sensory fibers decrease the frequency of action potential firing due to the decreased length of the central re ...
Neuronal activity in human primary visual cortex correlates with
... human cortical activity during rivalry16, which found that the modulation of the MEG signals evoked during rivalry is 50–85% as large as that evoked during physical stimulus alternation, comparable to the range we observed across subjects and across visual areas (Table 2). The specific subset of MEG ...
... human cortical activity during rivalry16, which found that the modulation of the MEG signals evoked during rivalry is 50–85% as large as that evoked during physical stimulus alternation, comparable to the range we observed across subjects and across visual areas (Table 2). The specific subset of MEG ...
Bidirectional propagation of Action potentials
... Signal propagation can be described uniform for neurons, regardsless of different neuron shapes and functions, in a model neuron. A signal travelling through the neuron can be seen as a linkage between four components. A input component, a trigger component, a long-distance component and a secretory ...
... Signal propagation can be described uniform for neurons, regardsless of different neuron shapes and functions, in a model neuron. A signal travelling through the neuron can be seen as a linkage between four components. A input component, a trigger component, a long-distance component and a secretory ...
The role of spiking nonlinearity in contrast gain control
... 2001; Shapley & Victor, 1978; Victor, 1987) which use traditional reverse correlation techniques, might fail to separate the effect of nonlinearities (threshold and saturation) from real adaptive behavior. That is, the change of the recovered transfer function due to input contrast observed in the ex ...
... 2001; Shapley & Victor, 1978; Victor, 1987) which use traditional reverse correlation techniques, might fail to separate the effect of nonlinearities (threshold and saturation) from real adaptive behavior. That is, the change of the recovered transfer function due to input contrast observed in the ex ...
Neurulation I (Pevny)
... IE. If lateral ectoderm is removed the neural plate will not fold properly. ...
... IE. If lateral ectoderm is removed the neural plate will not fold properly. ...
Morphological and Quantitative Study of Neurons in the Gracile
... the ground. The pad supports the animal on loose sand. The camel’s cushioned feet make almost no sound when the animal walks or runs [13]. These features of the limbs of the camel enable it to walk over the softest kinds of sand that are difficult for any other animal to move on them. To the best of ...
... the ground. The pad supports the animal on loose sand. The camel’s cushioned feet make almost no sound when the animal walks or runs [13]. These features of the limbs of the camel enable it to walk over the softest kinds of sand that are difficult for any other animal to move on them. To the best of ...
Neurotransmitter Profile of Saccadic Omnipause Neurons in
... eye muscle motoneurons and results in a saccade. In current models the superior colliculus (SC) is thought to exert a strong control over the trigger for saccade gcncration. In addition to a monosynaptic excitatory input to OPNs (Raybourn and Keller, 1977; BtittnerEnncver et al., 1988) the SC must a ...
... eye muscle motoneurons and results in a saccade. In current models the superior colliculus (SC) is thought to exert a strong control over the trigger for saccade gcncration. In addition to a monosynaptic excitatory input to OPNs (Raybourn and Keller, 1977; BtittnerEnncver et al., 1988) the SC must a ...
hanPNAS11
... in neurons that do not normally express Fezf2. Because TBR1 is specifically expressed in L6 neurons at P0, we examined whether L6 neurons aberrantly turned on high Fezf2 expression in the Tbr1−/− neocortex. We used two stringent criteria to conservatively define L6 neurons in the Tbr1−/− neocortex, in ...
... in neurons that do not normally express Fezf2. Because TBR1 is specifically expressed in L6 neurons at P0, we examined whether L6 neurons aberrantly turned on high Fezf2 expression in the Tbr1−/− neocortex. We used two stringent criteria to conservatively define L6 neurons in the Tbr1−/− neocortex, in ...
The neurophysiological correlates of motor tics following focal
... wax and wane, but their size and shape remained highly stereotyped within the session. Neuronal spiking activity and local field potentials were recorded simultaneously from multiple locations along the cortico-basal ganglia pathway: motor cortex, putamen and globus pallidus external and internal se ...
... wax and wane, but their size and shape remained highly stereotyped within the session. Neuronal spiking activity and local field potentials were recorded simultaneously from multiple locations along the cortico-basal ganglia pathway: motor cortex, putamen and globus pallidus external and internal se ...
PDF - Journal of Neuroscience
... alone (two-way ANOVA with/without dot motion, Sample/Start conditions). The great majority of MST neurons (172/197, 87.3%) were dot motion or condition responsive and used in further analyses. There was no monkey ⫻ stimulus interaction: neurons from both monkeys showed similar changes in cue selecti ...
... alone (two-way ANOVA with/without dot motion, Sample/Start conditions). The great majority of MST neurons (172/197, 87.3%) were dot motion or condition responsive and used in further analyses. There was no monkey ⫻ stimulus interaction: neurons from both monkeys showed similar changes in cue selecti ...
Tsutsui (2004) Neural mechanisms of three
... in CIP compared with those in the occipital cortex: while neurons in the occipital cortex are involved in low-level disparity detection within their relatively small receptive fields, CIP neurons may be involved in high-level computation of the 3D orientation of a relatively wide surface, based on d ...
... in CIP compared with those in the occipital cortex: while neurons in the occipital cortex are involved in low-level disparity detection within their relatively small receptive fields, CIP neurons may be involved in high-level computation of the 3D orientation of a relatively wide surface, based on d ...
Inhibitory Neurotransmitters are the nervous system`s “off switches
... Aspartic Acid, also known as aspartate, is an excitatory neurotransmitter in the brainstem and spinal cord. Aspartic acid is the excitatory counterpart to glycine, an inhibitory neurotransmitter. Low levels have been linked to feelings of fatigue and low mood, whereas high levels have been linked t ...
... Aspartic Acid, also known as aspartate, is an excitatory neurotransmitter in the brainstem and spinal cord. Aspartic acid is the excitatory counterpart to glycine, an inhibitory neurotransmitter. Low levels have been linked to feelings of fatigue and low mood, whereas high levels have been linked t ...