Adaptive Gain and Optimal Performance
... system plays a more complex and specific role in the control of behavior than investigators previously thought. We review neurophysiological and modeling studies in monkey that support a new theory of LC-NE function. LC neurons exhibit two modes of activity, phasic and tonic. Phasic LC activation is ...
... system plays a more complex and specific role in the control of behavior than investigators previously thought. We review neurophysiological and modeling studies in monkey that support a new theory of LC-NE function. LC neurons exhibit two modes of activity, phasic and tonic. Phasic LC activation is ...
31 Relating the Activity of Sensory Neurons to Perception
... chapter is to pose a series of experimentally tractable questions that test this hypothesis. By far, the best-established connection between sensory neurons and perception is the one studied by Newsome and colleagues (figure 31.1B) between direction-selective neurons in the middle temporal visual ar ...
... chapter is to pose a series of experimentally tractable questions that test this hypothesis. By far, the best-established connection between sensory neurons and perception is the one studied by Newsome and colleagues (figure 31.1B) between direction-selective neurons in the middle temporal visual ar ...
Differences in Control of Limb Dynamics During Dominant and
... Recent studies investigating control of multijoint coordination have indicated the importance of movement dynamics in understanding neural control of reaching movements. To produce a desired trajectory, muscle forces must be coordinated with both external forces, imposed by the environment, and addi ...
... Recent studies investigating control of multijoint coordination have indicated the importance of movement dynamics in understanding neural control of reaching movements. To produce a desired trajectory, muscle forces must be coordinated with both external forces, imposed by the environment, and addi ...
response preparation and inhibition: the role of the
... Abstract—Paradigms requiring either a GO or a NO-GO response are often used to study the neural mechanisms of response inhibition. Here this issue is examined from the perspective of event-related beta (14 –30 Hz) oscillatory activity. Two macaque monkeys performed a task that began with a self-init ...
... Abstract—Paradigms requiring either a GO or a NO-GO response are often used to study the neural mechanisms of response inhibition. Here this issue is examined from the perspective of event-related beta (14 –30 Hz) oscillatory activity. Two macaque monkeys performed a task that began with a self-init ...
Differential Activity-Dependent Development of Corticospinal
... Li and Martin 2001, 2002; Martin et al. 2004), little is known about the role of these processes in development of skilled movement control. Effective posture, interjoint coordination during movement, and visual guidance of movement are expressed within moments after birth in many animals (Muir 2000 ...
... Li and Martin 2001, 2002; Martin et al. 2004), little is known about the role of these processes in development of skilled movement control. Effective posture, interjoint coordination during movement, and visual guidance of movement are expressed within moments after birth in many animals (Muir 2000 ...
Recognising Affect in Text using Pointwise
... language processing techniques have been applied with varying degrees of success to the classification of documents in terms of newswire (McCallum and Nigam 1998), genre (Finn et al. 2002) and sentiment (Pang et al. 2002; Turney 2002). When considering affect classification, however, it should be cl ...
... language processing techniques have been applied with varying degrees of success to the classification of documents in terms of newswire (McCallum and Nigam 1998), genre (Finn et al. 2002) and sentiment (Pang et al. 2002; Turney 2002). When considering affect classification, however, it should be cl ...
General Cortical and Special Prefrontal Connections: Principles
... far from each other and are architectonically distinct, but they have in common the simplest types of laminar structure (Figure 1c, i, c, ii). Neuronal density per unit volume is often a reliable indicator of type for sensory and association cortices. Other architectonic parameters also help describ ...
... far from each other and are architectonically distinct, but they have in common the simplest types of laminar structure (Figure 1c, i, c, ii). Neuronal density per unit volume is often a reliable indicator of type for sensory and association cortices. Other architectonic parameters also help describ ...
Roget`s Thesaurus - Department of Computer Science
... Pantel (2005) created semantic vectors for each word in WordNet by disambiguating contexts which appeared with different senses of a word. The building of semantic vectors is described in (Pantel 2003). WordNet’s hierarchy was used to propagate contexts where words may appear throughout the network. ...
... Pantel (2005) created semantic vectors for each word in WordNet by disambiguating contexts which appeared with different senses of a word. The building of semantic vectors is described in (Pantel 2003). WordNet’s hierarchy was used to propagate contexts where words may appear throughout the network. ...
hoofdstuk 8 - VU-dare
... artifacts. Of the remaining 14 components, we selected 8 components of interest: (1) the main (anterior) DMN component (aDMN), (2) a posterior DMN component (pDMN), as well (3) as the SN through comparison with spatial maps reported in other resting-state papers (Beckmann et al., 2005; Damoiseaux et ...
... artifacts. Of the remaining 14 components, we selected 8 components of interest: (1) the main (anterior) DMN component (aDMN), (2) a posterior DMN component (pDMN), as well (3) as the SN through comparison with spatial maps reported in other resting-state papers (Beckmann et al., 2005; Damoiseaux et ...
Paying attention to consciousness - What is Neuro
... scious experience. The tactic of this paper is therefore initially to concentrate on attention and only afterwards explore how consciousness might arise from inside the resulting neural model of attention. We will be able to use the qualitative features of consciousness, mentioned under the first th ...
... scious experience. The tactic of this paper is therefore initially to concentrate on attention and only afterwards explore how consciousness might arise from inside the resulting neural model of attention. We will be able to use the qualitative features of consciousness, mentioned under the first th ...
Patterns of sensory intermodality relationships in the cerebral cortex
... anterior aspect of the hemisphere, which included primary motor area, area 11,and area 13. The patterns of intermodality relationships revealed in the present study were of two main categories. In the anterior and lateral areas, an intermingling of cells projecting to different sensory modalities wa ...
... anterior aspect of the hemisphere, which included primary motor area, area 11,and area 13. The patterns of intermodality relationships revealed in the present study were of two main categories. In the anterior and lateral areas, an intermingling of cells projecting to different sensory modalities wa ...
Sensory Systems in the Control of Movement
... changes quite different from those of the whole muscle (70, 84). Unfortunately, it also follows that if tendons were really so compliant, it would be impossible to walk or run, because the forces involved would stretch the tendons by several muscle lengths. A basic assumption in this and other ultra ...
... changes quite different from those of the whole muscle (70, 84). Unfortunately, it also follows that if tendons were really so compliant, it would be impossible to walk or run, because the forces involved would stretch the tendons by several muscle lengths. A basic assumption in this and other ultra ...
Kandel ch. 43 + Two review papers
... the skeletomotor circuit originates in the cerebral cortex in precentral motor fields and postcentral somatosensory areas and projects largely to the putamen. The putamen is thus an important site for integration of movement related and sensory feedback information related to movement. The putamen r ...
... the skeletomotor circuit originates in the cerebral cortex in precentral motor fields and postcentral somatosensory areas and projects largely to the putamen. The putamen is thus an important site for integration of movement related and sensory feedback information related to movement. The putamen r ...
Genetically identified spinal interneurons integrating tactile afferents
... 1992; Stepien et al. 2010). This anatomical specificity reflects functional differences that are embedded in the spinal network connectivity. Shaping specific forms of motor activity. Whereas the precise connectivity between tactile afferents and spinal neurons has not been fully characterized, tact ...
... 1992; Stepien et al. 2010). This anatomical specificity reflects functional differences that are embedded in the spinal network connectivity. Shaping specific forms of motor activity. Whereas the precise connectivity between tactile afferents and spinal neurons has not been fully characterized, tact ...
Hermes: Implementing Goal-Oriented Agent Interactions
... plans which can be used by agent platforms. Since the design is in terms of interaction goals, we have chosen to develop an implementation scheme which targets agent platforms where the behaviour of agents is defined using plans and goals. Such platforms include those based on the Belief Desire Int ...
... plans which can be used by agent platforms. Since the design is in terms of interaction goals, we have chosen to develop an implementation scheme which targets agent platforms where the behaviour of agents is defined using plans and goals. Such platforms include those based on the Belief Desire Int ...
Neurodegenerative Changes in the Motor Cortex and Cerebellum in Wistar... Following Acute Pneumococcal Meningitis
... function and cerebellar cortex concerned with motor function, equilibrium and balance. Neuronal damage was very severe in both the regions. In the case of cerebral cortex there was 60-70% neuronal loss was documented. Further the surviving neurons in the meningitis brain decreased in their size as w ...
... function and cerebellar cortex concerned with motor function, equilibrium and balance. Neuronal damage was very severe in both the regions. In the case of cerebral cortex there was 60-70% neuronal loss was documented. Further the surviving neurons in the meningitis brain decreased in their size as w ...
Spontaneous default mode network phase
... Aronson, 1995; Schmader et al., 2008). Past research suggests that stereotype threat induces greater monitoring of the self and one’s behavior (Forbes et al., 2008; Schmader, 2010; Forbes and Leitner, 2014), but also that individual differences in one’s ability to self-monitor buffer people from thr ...
... Aronson, 1995; Schmader et al., 2008). Past research suggests that stereotype threat induces greater monitoring of the self and one’s behavior (Forbes et al., 2008; Schmader, 2010; Forbes and Leitner, 2014), but also that individual differences in one’s ability to self-monitor buffer people from thr ...
ORGANIZATION OF CORTICAL AFFERENTS TO THE FRONTAL
... in the monkey from the point of view of its electrophysiological features. As for other features, the presence of the movement-related neurons was defined (71) as active due to the occurrence of some sensory signals. ...
... in the monkey from the point of view of its electrophysiological features. As for other features, the presence of the movement-related neurons was defined (71) as active due to the occurrence of some sensory signals. ...
Neuronal Activation in the Medulla Oblongata During Selective
... STIMULATION OF THE ISLN. Surgery and electrical stimulation were as described previously (Ambalavanar et al. 1999). All animals were anesthetized at the same time of day initially with ketamine (25–30 mg/kg) and xylazine hydrochloride (.5–1.0 mg/kg) and then maintained on alpha chloralose (40 mg/kg) ...
... STIMULATION OF THE ISLN. Surgery and electrical stimulation were as described previously (Ambalavanar et al. 1999). All animals were anesthetized at the same time of day initially with ketamine (25–30 mg/kg) and xylazine hydrochloride (.5–1.0 mg/kg) and then maintained on alpha chloralose (40 mg/kg) ...
On the Biological Plausibility of Grandmother Cells
... distributed over localist representations on the basis of their relative biological plausibility. Indeed, I argue that the distributed representations learned in PDP models are often inconsistent with much of the relevant neuroscience data. Although this article is largely directed to cognitive psyc ...
... distributed over localist representations on the basis of their relative biological plausibility. Indeed, I argue that the distributed representations learned in PDP models are often inconsistent with much of the relevant neuroscience data. Although this article is largely directed to cognitive psyc ...
Giant Fibre Activation of Direct Flight Muscles in
... Fig. 3. Evoked potentials in»DLM andpal fibre following brain stimulation. (A) Stimulus voltage at threshold for the DLM response (9 V, 001 ms duration). DLM responses to an effective (suprathreahold) stimulus and an ineffective (subthreshold) stimulus are shown superimposed. Note that neither stimu ...
... Fig. 3. Evoked potentials in»DLM andpal fibre following brain stimulation. (A) Stimulus voltage at threshold for the DLM response (9 V, 001 ms duration). DLM responses to an effective (suprathreahold) stimulus and an ineffective (subthreshold) stimulus are shown superimposed. Note that neither stimu ...
Identified nerve cells and insect behavior
... complex, and so studies of their organization typically have not yielded completely defined circuits as are known from some other invertebrates. However, several important findings have emerged. Analysis of neuronal oscillators for rhythmic behavior have delineated a profound influence of sensory fe ...
... complex, and so studies of their organization typically have not yielded completely defined circuits as are known from some other invertebrates. However, several important findings have emerged. Analysis of neuronal oscillators for rhythmic behavior have delineated a profound influence of sensory fe ...
SPPA 205
... • Associated with voluntary (willful) movement Extrapyramidal (Indirect) motor system • Neural circuitry that does not directly synapse onto (lower) motor neurons • Includes basal ganglia and related structures • Indirectly modulates motor “instructions” sent to muscle SPPA 2050 Speech Anatomy & Phy ...
... • Associated with voluntary (willful) movement Extrapyramidal (Indirect) motor system • Neural circuitry that does not directly synapse onto (lower) motor neurons • Includes basal ganglia and related structures • Indirectly modulates motor “instructions” sent to muscle SPPA 2050 Speech Anatomy & Phy ...
Reward-Related Responses in the Human Striatum
... signal during affective outcomes. First, while activation in both dorsal and ventral striatum was observed during delivery of rewards and punishments in the card-guessing game, the intensity of the fMRI signal was higher in the dorsal striatum, predominantly the head of the caudate nucleus.36 This w ...
... signal during affective outcomes. First, while activation in both dorsal and ventral striatum was observed during delivery of rewards and punishments in the card-guessing game, the intensity of the fMRI signal was higher in the dorsal striatum, predominantly the head of the caudate nucleus.36 This w ...
IOSR Journal of Dental and Medical Sciences (IOSR-JDMS)
... studies may be that, subjects with compression of median nerve have swelling of the median nerve proximal to the carpal canal and prolongation of the median nerve latency across the wrist. There was wide variation in the distribution of median nerve sensory latencies but this was an expected finding ...
... studies may be that, subjects with compression of median nerve have swelling of the median nerve proximal to the carpal canal and prolongation of the median nerve latency across the wrist. There was wide variation in the distribution of median nerve sensory latencies but this was an expected finding ...