The role of temporal parameters in a thalamocortical model of analogy
... or what is the property or nature of that which gets integrated or directed remains a question. For example, to what and to where does attention or prediction get directed, and how can these processes be generally characterized? One possible answer to such a question of property (or content) of inte ...
... or what is the property or nature of that which gets integrated or directed remains a question. For example, to what and to where does attention or prediction get directed, and how can these processes be generally characterized? One possible answer to such a question of property (or content) of inte ...
Difficult Vomiting Disorders: Therapy. In: Proceedings of the
... Physiology of Emesis: The essential components of the emetic reflex are visceral receptors, vagal and sympathetic afferent neurons, a chemoreceptor trigger zone (CRTZ) located within the area postrema that is sensitive to blood-borne substances, and an emetic center within the reticular formation of ...
... Physiology of Emesis: The essential components of the emetic reflex are visceral receptors, vagal and sympathetic afferent neurons, a chemoreceptor trigger zone (CRTZ) located within the area postrema that is sensitive to blood-borne substances, and an emetic center within the reticular formation of ...
Signals Conveyed in the Pulvinar Pathway from Superior Colliculus
... visually-guided delayed saccades, and memory-guided saccades. A subset using stimulation currents of 600 A (for additional details, see Berman of neurons were also tested with a modified fixation task for rapidly and Wurtz, 2010). If stimulation activated the neuron through the synmapping receptive ...
... visually-guided delayed saccades, and memory-guided saccades. A subset using stimulation currents of 600 A (for additional details, see Berman of neurons were also tested with a modified fixation task for rapidly and Wurtz, 2010). If stimulation activated the neuron through the synmapping receptive ...
Cerebellar Control of Defense Reactions under Orexin
... and innervate almost exclusively the flocculus, that is, the phylogenetically old part of the cerebellum [9]. In contrast, beaded fibers containing another neuropeptide, angiotensin II, arise from the paraventricular and supraoptic nuclei of the hypothalamus [13] and impinge globally upon the cerebe ...
... and innervate almost exclusively the flocculus, that is, the phylogenetically old part of the cerebellum [9]. In contrast, beaded fibers containing another neuropeptide, angiotensin II, arise from the paraventricular and supraoptic nuclei of the hypothalamus [13] and impinge globally upon the cerebe ...
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... and paralimbic structures and sends projections to the entire cortex (5). NB neurons are activated as a function of the behavioral significance of stimuli (6). Several forms of learning and memory are impaired by cholinergic antagonists and by NB lesions (7). Even the highly robust cortical map reor ...
... and paralimbic structures and sends projections to the entire cortex (5). NB neurons are activated as a function of the behavioral significance of stimuli (6). Several forms of learning and memory are impaired by cholinergic antagonists and by NB lesions (7). Even the highly robust cortical map reor ...
Spring 2011 MCB Transcript
... switches can be designed to be triggered by specific wavelengths of light, experimental systems can have multiple switches that respond to different light signals. In a sense, these techniques allows researchers to “drive” a nervous system, to see what consequences come from changing the normal func ...
... switches can be designed to be triggered by specific wavelengths of light, experimental systems can have multiple switches that respond to different light signals. In a sense, these techniques allows researchers to “drive” a nervous system, to see what consequences come from changing the normal func ...
Systems memory consolidation in Drosophila
... to be acquired, encoded, stored, maintained and retrieved. As time passes after training, memories become less easily retrieved, but also become progressively more stable in the face of experimental perturbations. This process is referred to as consolidation. But the term has been used to describe t ...
... to be acquired, encoded, stored, maintained and retrieved. As time passes after training, memories become less easily retrieved, but also become progressively more stable in the face of experimental perturbations. This process is referred to as consolidation. But the term has been used to describe t ...
Histamine reduces firing and bursting of anterior and intralaminar
... The marked recording positions were histologically determined in frontal frozen sections by means of the stereotaxic atlas [31]. The discharge rate of a neuron was determined for periods of 100 s duration before (control), and during ejection (early response), and in two periods after termination of ...
... The marked recording positions were histologically determined in frontal frozen sections by means of the stereotaxic atlas [31]. The discharge rate of a neuron was determined for periods of 100 s duration before (control), and during ejection (early response), and in two periods after termination of ...
Invited Paper Neural networks in engineering D.T. Pham Intelligent
... Neural network applications Types of applications Neural networks have been employed in a wide range of applications. These can be grouped into six general types which are [NeuralWare, 1993]:Modelling and prediction A modelling neural network essentially acts as a mapping operator or transfer functi ...
... Neural network applications Types of applications Neural networks have been employed in a wide range of applications. These can be grouped into six general types which are [NeuralWare, 1993]:Modelling and prediction A modelling neural network essentially acts as a mapping operator or transfer functi ...
RL 19 - School of Informatics
... Figure 5, inset). (A–C) Preferred movement direction for each state for different runs of the neuronal implementation. (D) Preferred movement direction for each state averaged over 10 runs. Possible due to specific learning scheme for state-critic synapses: negligibly plastic except for a short time ...
... Figure 5, inset). (A–C) Preferred movement direction for each state for different runs of the neuronal implementation. (D) Preferred movement direction for each state averaged over 10 runs. Possible due to specific learning scheme for state-critic synapses: negligibly plastic except for a short time ...
Proceedings of 2013 BMI the Second International Conference on
... unable to move. Conventional assistive devices for people with severe motor disabilities are inherently limited, often relying on residual motor function for their use. Brain-computer interfaces (BCIs) aim to provide a more powerful signal source by tapping into the rich information content that is ...
... unable to move. Conventional assistive devices for people with severe motor disabilities are inherently limited, often relying on residual motor function for their use. Brain-computer interfaces (BCIs) aim to provide a more powerful signal source by tapping into the rich information content that is ...
Reward-Dependent Spatial Selectivity of Anticipatory Activity in
... either normal or oblique angles. The target eccentricity was usually set either 10 or 20°. We then asked the monkeys to perform at least one block of ADR and four blocks of 1DR (i.e., four different rewarded directions). In addition, we sometimes repeated 1DR blocks to confirm the reproducibility of ...
... either normal or oblique angles. The target eccentricity was usually set either 10 or 20°. We then asked the monkeys to perform at least one block of ADR and four blocks of 1DR (i.e., four different rewarded directions). In addition, we sometimes repeated 1DR blocks to confirm the reproducibility of ...
BACOFUN_2016 Meeting Booklet - Barrel Cortex Function 2016
... posterior medial nucleus (VPM) and the posterior medial nucleus (POM). While the axonal innervation pattern of these two nuclei has been studied anatomically in some detail, their synaptic input to distinct cell-types across different layers in barrel cortex is incompletely understood. We used the s ...
... posterior medial nucleus (VPM) and the posterior medial nucleus (POM). While the axonal innervation pattern of these two nuclei has been studied anatomically in some detail, their synaptic input to distinct cell-types across different layers in barrel cortex is incompletely understood. We used the s ...
Introduction to the Nervous System and Nervous Tissue Nervous
... ____________ period – period of time, after neuron has generated an AP, when neuron cannot be stimulated to generate another AP ...
... ____________ period – period of time, after neuron has generated an AP, when neuron cannot be stimulated to generate another AP ...
Brain Mechanisms of Memory and Cognition
... Higher visual cortical processing can be roughly divided into areas that are concerned with the analysis of objects (form, colour, etc.), and areas that are concerned with their spatial location and movement. The former appears to be mediated by a ventral stream, and the latter by a dorsal stream (U ...
... Higher visual cortical processing can be roughly divided into areas that are concerned with the analysis of objects (form, colour, etc.), and areas that are concerned with their spatial location and movement. The former appears to be mediated by a ventral stream, and the latter by a dorsal stream (U ...
Impact of correlated inputs to neurons
... Based on our interpretations of the in vivo intracellular recordings from somatosensory cortex (Okun and Lampl 2008), we identified the interplay of several factors which might be employed in the neocortex or other brain regions to modulate output firing rates. In view of the fact that the amplitude ...
... Based on our interpretations of the in vivo intracellular recordings from somatosensory cortex (Okun and Lampl 2008), we identified the interplay of several factors which might be employed in the neocortex or other brain regions to modulate output firing rates. In view of the fact that the amplitude ...
Nerve Cells, Neural Circuitry, and Behavior
... the complexity of human behavior depends less on the variety of neurons than on their organization into anatomical circuits with precise functions. One key organizational principle of the brain, therefore, is that nerve cells with similar properties can produce different actions because of the way t ...
... the complexity of human behavior depends less on the variety of neurons than on their organization into anatomical circuits with precise functions. One key organizational principle of the brain, therefore, is that nerve cells with similar properties can produce different actions because of the way t ...
Evidence for neurogenesis in the adult mammalian substantia nigra
... most active neurogenic regions are the dentate gyrus (DG) of the hippocampus and the olfactory bulb. It has been estimated that ⬇10,000 new neurons are added each day to the adult rat DG (4), and the rate of neurogenesis in the olfactory bulb is likely to be severalfold higher. In retrospect, it is ...
... most active neurogenic regions are the dentate gyrus (DG) of the hippocampus and the olfactory bulb. It has been estimated that ⬇10,000 new neurons are added each day to the adult rat DG (4), and the rate of neurogenesis in the olfactory bulb is likely to be severalfold higher. In retrospect, it is ...
Chapter 12 Lecture Outline
... • In PNS, Schwann cell spirals repeatedly around a single nerve fiber – Lays down as many as one hundred layers of membrane – No cytoplasm between the membranes – Neurilemma: thick, outermost coil of myelin sheath • Contains nucleus and most of its cytoplasm • External to neurilemma is basal lamina ...
... • In PNS, Schwann cell spirals repeatedly around a single nerve fiber – Lays down as many as one hundred layers of membrane – No cytoplasm between the membranes – Neurilemma: thick, outermost coil of myelin sheath • Contains nucleus and most of its cytoplasm • External to neurilemma is basal lamina ...
The Neural Basis of Visually Guided Behavior
... elicited most effectively in normal toads by squares with sides subtending four to eight de grees; the toads turned away from larger squares. Vertical bars were ineffective as prey ob jects-and increasingly ineffective with increasing height. Horizontal (wormlike) bars were increasingly effective ...
... elicited most effectively in normal toads by squares with sides subtending four to eight de grees; the toads turned away from larger squares. Vertical bars were ineffective as prey ob jects-and increasingly ineffective with increasing height. Horizontal (wormlike) bars were increasingly effective ...
Basal Ganglia
... Intention of the next move (planning) Motor program selection (initiation and execution). BG is especially involved in determining what motor programs are selected and called into action. This occurs through BG regulation of VA thalamic projections to area 6 (pre-motor cortex). BG output to VA ...
... Intention of the next move (planning) Motor program selection (initiation and execution). BG is especially involved in determining what motor programs are selected and called into action. This occurs through BG regulation of VA thalamic projections to area 6 (pre-motor cortex). BG output to VA ...
