Separate neural subsystems within `Wernicke`s area`
... the t-statistic (Friston et al., 1995b). We used an analysis of covariance with global counts as confound to remove the effect of global changes in perfusion across each individual’s scans (Friston et al., 1990). The thresholds for significance are described under the presentation of the results of ...
... the t-statistic (Friston et al., 1995b). We used an analysis of covariance with global counts as confound to remove the effect of global changes in perfusion across each individual’s scans (Friston et al., 1990). The thresholds for significance are described under the presentation of the results of ...
Cortical Plasticity - Lund University Publications
... consequence of this is that the receptive field of a neuron enlarges for each relay site, and the cortical neurons have the largest receptive fields. A receptive field is the area on the skin innervated by a neuron (Gardner & Kandel, 2000; Gardner, Martin & Jessell, 2000), and for the neurons in the ...
... consequence of this is that the receptive field of a neuron enlarges for each relay site, and the cortical neurons have the largest receptive fields. A receptive field is the area on the skin innervated by a neuron (Gardner & Kandel, 2000; Gardner, Martin & Jessell, 2000), and for the neurons in the ...
different sensory modalities
... • sensory neurons of the colliculus are organized in visuotopic, somatotopic, auditory maps – visual maps in superficial layers: nasal-temporal meridians (horizontal medians) run rostralcaudal, vertical meridians run medial-lateral; in deeper layers: similiarity of the overall pattern, with close al ...
... • sensory neurons of the colliculus are organized in visuotopic, somatotopic, auditory maps – visual maps in superficial layers: nasal-temporal meridians (horizontal medians) run rostralcaudal, vertical meridians run medial-lateral; in deeper layers: similiarity of the overall pattern, with close al ...
primary cortex - u.arizona.edu
... brain’s mass, but it contains over half the brain’s neurons; it is organized systematically in lobes • It receives inputs from primary and secondary motor cortex, from brainstem motor nuclei and from somatosensory and vestibular systems ...
... brain’s mass, but it contains over half the brain’s neurons; it is organized systematically in lobes • It receives inputs from primary and secondary motor cortex, from brainstem motor nuclei and from somatosensory and vestibular systems ...
Knockdown of the Dyslexia-Associated Gene
... One in 15 school age children have dyslexia, which is characterized by phoneme-processing problems and difficulty learning to read. Dyslexia is associated with mutations in the gene KIAA0319. It is not known whether reduced expression of KIAA0319 can degrade the brain’s ability to process phonemes. I ...
... One in 15 school age children have dyslexia, which is characterized by phoneme-processing problems and difficulty learning to read. Dyslexia is associated with mutations in the gene KIAA0319. It is not known whether reduced expression of KIAA0319 can degrade the brain’s ability to process phonemes. I ...
Chapter 2 Intrinsic Dynamics of an Excitatory
... A pair of an excitatory and an inhibitory neurons, coupled to each other and evolving in discrete time intervals, is one of the simplest systems capable of showing chaotic behavior. This has guided the choiceof this system for extensive study in this thesis. The present chapter examines the discrete ...
... A pair of an excitatory and an inhibitory neurons, coupled to each other and evolving in discrete time intervals, is one of the simplest systems capable of showing chaotic behavior. This has guided the choiceof this system for extensive study in this thesis. The present chapter examines the discrete ...
Visual speech circuits in profound acquired
... It is commonly held that losing one sense provokes cross-modal takeover of deprived cortical areas, and therefore results in a benefit for the remaining modalities. Using functional magnetic resonance imaging (fMRI), we assessed the impact of acquired deafness on the brain network related to speechr ...
... It is commonly held that losing one sense provokes cross-modal takeover of deprived cortical areas, and therefore results in a benefit for the remaining modalities. Using functional magnetic resonance imaging (fMRI), we assessed the impact of acquired deafness on the brain network related to speechr ...
Knockdown of the Dyslexia-Associated Gene
... One in 15 school age children have dyslexia, which is characterized by phoneme-processing problems and difficulty learning to read. Dyslexia is associated with mutations in the gene KIAA0319. It is not known whether reduced expression of KIAA0319 can degrade the brain’s ability to process phonemes. I ...
... One in 15 school age children have dyslexia, which is characterized by phoneme-processing problems and difficulty learning to read. Dyslexia is associated with mutations in the gene KIAA0319. It is not known whether reduced expression of KIAA0319 can degrade the brain’s ability to process phonemes. I ...
Behavioural Brain Research Multisensory contributions to the
... and simulation of microscopic models based on local networks with large numbers of neurons and synapses that lead to the desired global behaviour of the whole system. Biophysically realistic microscopic models are expressed by a dynamical system due to the fact that processing does not operate in a ...
... and simulation of microscopic models based on local networks with large numbers of neurons and synapses that lead to the desired global behaviour of the whole system. Biophysically realistic microscopic models are expressed by a dynamical system due to the fact that processing does not operate in a ...
A Candidate Pathway for a Visual Instructional Signal to the Barn
... the lateral shell of the central nucleus of the inferior colliculus (ICCls) to the ICX ( 1) and from the ICX to the OT ( 2) and a collateral projection observed in ICX neurons with unknown target zone ( 4). The black arrow ( 3) depicts the presumed descending instructional signal from OT to ICX. V, ...
... the lateral shell of the central nucleus of the inferior colliculus (ICCls) to the ICX ( 1) and from the ICX to the OT ( 2) and a collateral projection observed in ICX neurons with unknown target zone ( 4). The black arrow ( 3) depicts the presumed descending instructional signal from OT to ICX. V, ...
Eagleman Ch 7. The Motor System
... somatosensory feedback helps guide movements. The intraparietal sulcus contains several areas that represent the location of objects in space in relation to different parts of the body. ...
... somatosensory feedback helps guide movements. The intraparietal sulcus contains several areas that represent the location of objects in space in relation to different parts of the body. ...
Synaptic Democracy and Vesicular Transport in Axons
... the postsynaptic sites of a dendrite). Since vesicles are injected from the soma (anterograde transport), one might expect that synapses proximal to the soma would be preferentially supplied with resources. This problem persists even when the stochastic nature of motor transport and delivery of carg ...
... the postsynaptic sites of a dendrite). Since vesicles are injected from the soma (anterograde transport), one might expect that synapses proximal to the soma would be preferentially supplied with resources. This problem persists even when the stochastic nature of motor transport and delivery of carg ...
BIO 218 F 2012 Ch 15 Martini Lecture Outline
... If the tract name begins with “spino” (as in spinocerebellar), the tract is a sensory tract delivering information from the spinal cord to the cerebellum (in this case) If the tract name ends with “spinal” (as in vestibulospinal), the tract is a motor tract that delivers information from the vestibu ...
... If the tract name begins with “spino” (as in spinocerebellar), the tract is a sensory tract delivering information from the spinal cord to the cerebellum (in this case) If the tract name ends with “spinal” (as in vestibulospinal), the tract is a motor tract that delivers information from the vestibu ...
Biology 218 – Human Anatomy Lecture Outline Adapted from Martini
... If the tract name begins with “spino” (as in spinocerebellar), the tract is a sensory tract delivering information from the spinal cord to the cerebellum (in this case) If the tract name ends with “spinal” (as in vestibulospinal), the tract is a motor tract that delivers information from the vestibu ...
... If the tract name begins with “spino” (as in spinocerebellar), the tract is a sensory tract delivering information from the spinal cord to the cerebellum (in this case) If the tract name ends with “spinal” (as in vestibulospinal), the tract is a motor tract that delivers information from the vestibu ...
pdf 2.5M
... with single-unit or otherwise very small networks [9]. Unstable Periodic Orbits (UPOs) can be stabilized from within chaos, very fast and with minimum perturbation of the original system. The original chaotic attractor contains an infinite number of such dynamical modes, some of which can be stabiliz ...
... with single-unit or otherwise very small networks [9]. Unstable Periodic Orbits (UPOs) can be stabilized from within chaos, very fast and with minimum perturbation of the original system. The original chaotic attractor contains an infinite number of such dynamical modes, some of which can be stabiliz ...
Artificial Neural Networks-A Study
... the myriad of ways these individual neurons can be clustered together. This clustering occurs in the human mind in such a way that information can be processed in a dynamic, interactive, and self-organizing way. Biologically, neural networks are constructed in a three-dimensional world from microsco ...
... the myriad of ways these individual neurons can be clustered together. This clustering occurs in the human mind in such a way that information can be processed in a dynamic, interactive, and self-organizing way. Biologically, neural networks are constructed in a three-dimensional world from microsco ...
The Premotor Cortex and Mirror Neurons
... when the context in which a motor act was observed suggested to observing subjects the intention underlying it, there was a differential activation of the right IFG compared with control conditions in which only the context or only the motor act were shown. Altogether, monkey and human studies indic ...
... when the context in which a motor act was observed suggested to observing subjects the intention underlying it, there was a differential activation of the right IFG compared with control conditions in which only the context or only the motor act were shown. Altogether, monkey and human studies indic ...
Sensory5
... Note: greater representation for body parts with richer sensory innervation, such as the fingers. *the representation is not static, however. Rather, it is based on use. (if a body’s sensory paths are damaged from a particular area, its cortical representation atrophies (shrinks)). 3. Modality-speci ...
... Note: greater representation for body parts with richer sensory innervation, such as the fingers. *the representation is not static, however. Rather, it is based on use. (if a body’s sensory paths are damaged from a particular area, its cortical representation atrophies (shrinks)). 3. Modality-speci ...
From view cells and place cells to cognitive map learning
... de®cits in humans and nonhuman primates (Kolb and Tees 1990). The PPC de®cit is likely to be dissociable from the frontal or hippocampal de®cits in that there is no additional memory de®cit after PPC lesions. From the anatomical data, it is not possible to say that complex object recognition cannot ...
... de®cits in humans and nonhuman primates (Kolb and Tees 1990). The PPC de®cit is likely to be dissociable from the frontal or hippocampal de®cits in that there is no additional memory de®cit after PPC lesions. From the anatomical data, it is not possible to say that complex object recognition cannot ...
article in press - Department of Physiology, Development and
... distributions of energy over frequency and time. The fact that this preliminary behavioral study showed such strong differences in speechlikeness indicates that it is the internal structure of the sound, and, in particular, the presence of formant frequencies that are fixed for the duration of the s ...
... distributions of energy over frequency and time. The fact that this preliminary behavioral study showed such strong differences in speechlikeness indicates that it is the internal structure of the sound, and, in particular, the presence of formant frequencies that are fixed for the duration of the s ...
Last Lecture http://www.umich.edu/~psycours/345/
... Temporal hemiretina- RVFprojects to left hemisphere ...
... Temporal hemiretina- RVFprojects to left hemisphere ...
Topographic Maps are Fundamental to Sensory
... also permit local neural circuits that effectively average or interpolate over space and time. For example, Barlow indicated how neurons in a retinotopic V1 might smooth sample points to yield different signals if three closely spaced dots are aligned or not, a task that can be done perceptually wit ...
... also permit local neural circuits that effectively average or interpolate over space and time. For example, Barlow indicated how neurons in a retinotopic V1 might smooth sample points to yield different signals if three closely spaced dots are aligned or not, a task that can be done perceptually wit ...
Interfacing Real-Time Spiking I/O with the SpiNNaker neuromimetic
... Artificial spiking neural network (ANN) simulation has been widely investigated in the recent past, with many attempts being made to simulate networks in real-time and with increasing biological realism. ANNs have been widely used to interface with sensors, revealing features and details which are t ...
... Artificial spiking neural network (ANN) simulation has been widely investigated in the recent past, with many attempts being made to simulate networks in real-time and with increasing biological realism. ANNs have been widely used to interface with sensors, revealing features and details which are t ...