Visual Categorization and the Primate Prefrontal Cortex
... meaningful groupings or categories. This process of abstracting and storing the commonalities among like-themed individuals is fundamental to cognitive processing because it imparts knowledge. For example, knowing that a new gadget is a “camera” instantly and effortlessly provides a great deal of in ...
... meaningful groupings or categories. This process of abstracting and storing the commonalities among like-themed individuals is fundamental to cognitive processing because it imparts knowledge. For example, knowing that a new gadget is a “camera” instantly and effortlessly provides a great deal of in ...
microcircuits in the striatum striatal cell types and their
... evidence for the existence of the recurrent feedback inhibition between spiny projection neurons has only been forthcoming during the last 2 years, and does not fit the relatively simple previously suggested role of a selection circuit. Similarly, striatal interneurons (e.g., the fast-spiking intern ...
... evidence for the existence of the recurrent feedback inhibition between spiny projection neurons has only been forthcoming during the last 2 years, and does not fit the relatively simple previously suggested role of a selection circuit. Similarly, striatal interneurons (e.g., the fast-spiking intern ...
Name
... specialized cell which is stimulated by a change in the environment. For example, some receptors in the skin are sensitive to heat, others to pressure, and so on. If stimulation of the receptor was significant enough to initiate an action potential in the afferent (sensory) neuron, the signal is tra ...
... specialized cell which is stimulated by a change in the environment. For example, some receptors in the skin are sensitive to heat, others to pressure, and so on. If stimulation of the receptor was significant enough to initiate an action potential in the afferent (sensory) neuron, the signal is tra ...
Electrophysiological evidence that noradrenergic neurons of the rat
... Jacobs (1979) and Levine and Jacobs (1992), i.e.: (1) a slow and regular activity during quiet waking (1-4 Hz), (2) long duration action potential (>2 msec), (3) changes in activity directly correlated with changes in behavioral state and (4) subsequent histological localization in the DRN. Iontopho ...
... Jacobs (1979) and Levine and Jacobs (1992), i.e.: (1) a slow and regular activity during quiet waking (1-4 Hz), (2) long duration action potential (>2 msec), (3) changes in activity directly correlated with changes in behavioral state and (4) subsequent histological localization in the DRN. Iontopho ...
Neurons, Brain Chemistry, and Neurotransmission
... Different neurotransmitters fulfill different functions in the brain. Some neurotransmitters act to stimulate the firing of a postsynaptic neuron. Neurotransmitters that act this way are called excitatory neurotransmitters because they lead to changes that generate an action potential in the respond ...
... Different neurotransmitters fulfill different functions in the brain. Some neurotransmitters act to stimulate the firing of a postsynaptic neuron. Neurotransmitters that act this way are called excitatory neurotransmitters because they lead to changes that generate an action potential in the respond ...
Regulation of neuronal survival and death by extracellular signals
... neurons is correlated with the time it takes axons to grow to their targets has come from studying populations of cranial sensory neurons whose axons have markedly different distances to grow to their targets (Davies, 1989; Vogel and Davies, 1991). The neurons of the vestibular, geniculate, petrosal ...
... neurons is correlated with the time it takes axons to grow to their targets has come from studying populations of cranial sensory neurons whose axons have markedly different distances to grow to their targets (Davies, 1989; Vogel and Davies, 1991). The neurons of the vestibular, geniculate, petrosal ...
Andrea Kádár
... anterior part of PVN, while the network of the AGRP-IR axons seemed to be denser in the posterior level of the PVN. In the same antero-posterior level, no difference was observed in the density of the α-MSH- and AGRP-IR axons in the medial and compact part of the PVN. Large number of AGRP- and α-MSH ...
... anterior part of PVN, while the network of the AGRP-IR axons seemed to be denser in the posterior level of the PVN. In the same antero-posterior level, no difference was observed in the density of the α-MSH- and AGRP-IR axons in the medial and compact part of the PVN. Large number of AGRP- and α-MSH ...
Understanding Circuit Dynamics Using the Stomatogastric Nervous
... ANRV300-PH69-13 ARI 8 January 2007 ...
... ANRV300-PH69-13 ARI 8 January 2007 ...
the functional properties of the light
... what are called associative functions, the neural mechanisms of those associations are still unclear. The second general concept is that the inferior parietal lobule is a higher order processing area of the visual system, for it is known to receive convergent inputs from both the geniculostriate and ...
... what are called associative functions, the neural mechanisms of those associations are still unclear. The second general concept is that the inferior parietal lobule is a higher order processing area of the visual system, for it is known to receive convergent inputs from both the geniculostriate and ...
A Motion-sensitive Area in Ferret Extrastriate
... reduced due to pathological processes patients are severely impaired (e.g. Zeki, 1991). Also in other higher mammals such as cats and primates cortical areas have been identified that are highly sensitive to moving stimuli, and lesions of these areas lead to distinct deficits in perception and oculomo ...
... reduced due to pathological processes patients are severely impaired (e.g. Zeki, 1991). Also in other higher mammals such as cats and primates cortical areas have been identified that are highly sensitive to moving stimuli, and lesions of these areas lead to distinct deficits in perception and oculomo ...
An Introduction to the Nervous System
... • 12-2 Sketch and label the structure of a typical neuron, describe the functions of each component, and classify neurons on the basis of their structure and function. • 12-3 Describe the locations and functions of the various types of neuroglia. ...
... • 12-2 Sketch and label the structure of a typical neuron, describe the functions of each component, and classify neurons on the basis of their structure and function. • 12-3 Describe the locations and functions of the various types of neuroglia. ...
Patterning and axon guidance of cranial motor neurons
... in a particular rhombomere, as well as the timing of the onset of the expression and the expression level, dictates segmentation and segment identity at that axial level. The patterns of Hox gene expression in the hindbrain are established, at least in part, by the diffusible action of FGF8 and reti ...
... in a particular rhombomere, as well as the timing of the onset of the expression and the expression level, dictates segmentation and segment identity at that axial level. The patterns of Hox gene expression in the hindbrain are established, at least in part, by the diffusible action of FGF8 and reti ...
PDF file
... Among the different stages of the explicit matching approaches, the correspondence problem is believed to be the most challenging step; i.e., the problem of matching each pixel of one image to a pixel in the other [22]. Solutions to the correspondence problem have been explored using area-based, fea ...
... Among the different stages of the explicit matching approaches, the correspondence problem is believed to be the most challenging step; i.e., the problem of matching each pixel of one image to a pixel in the other [22]. Solutions to the correspondence problem have been explored using area-based, fea ...
Striate cortex increases contrast gain of macaque LGN neurons
... cell’s response to drifting gratings, divided by contrast, was substantially reduced for both magnocellular and parvocellular neurons usually within 2–5 min after cooling had begun. Recovery to baseline values after cooling generally took 10–15 min but sometimes longer. On average, pre-cooling and r ...
... cell’s response to drifting gratings, divided by contrast, was substantially reduced for both magnocellular and parvocellular neurons usually within 2–5 min after cooling had begun. Recovery to baseline values after cooling generally took 10–15 min but sometimes longer. On average, pre-cooling and r ...
Visual Motion-Detection Circuits in Flies: Small
... insects are supplied by analogous motion-detecting circuits (dragonflies, Olberg, 1981, 1986; moths, Rind, 1983; flies, Gronenberg and Strausfeld, 1990 –1992; locusts, Hensler, 1992 and Frye and Olberg, 1995). If different insects respond similarly to optomotor stimuli, they could have evolved circu ...
... insects are supplied by analogous motion-detecting circuits (dragonflies, Olberg, 1981, 1986; moths, Rind, 1983; flies, Gronenberg and Strausfeld, 1990 –1992; locusts, Hensler, 1992 and Frye and Olberg, 1995). If different insects respond similarly to optomotor stimuli, they could have evolved circu ...
Sensory signals during active versus passive movement
... test passive rather than active sensation. Recent results from several laboratories have, however, yielded major insights into our understanding of how sensory signals are processed during movement. In this review, I consider recent advances in this field, focusing on experiments in the vestibular s ...
... test passive rather than active sensation. Recent results from several laboratories have, however, yielded major insights into our understanding of how sensory signals are processed during movement. In this review, I consider recent advances in this field, focusing on experiments in the vestibular s ...
Neural Coding 2016
... will be given on the web page of the workshop (http://neural-coding-2016.unikoeln.de) and the participants will be informed by email. The expected deadline for submission is December 15, 2016. The number of slots in each journal is limited. Therefore, the prospective authors are requested to confirm ...
... will be given on the web page of the workshop (http://neural-coding-2016.unikoeln.de) and the participants will be informed by email. The expected deadline for submission is December 15, 2016. The number of slots in each journal is limited. Therefore, the prospective authors are requested to confirm ...
The Role of Dorsal Columns Pathway in Visceral Pain
... neurons in laminae III-IV have shown that these neurons are mainly responsive to innocuous mechanical stimulation (Giesler and Cliffer 1985). While some of these neurons (30 %) responded to noxious mechanical stimuli, no response could be elicited after cutaneous thermal stimulation. It was therefor ...
... neurons in laminae III-IV have shown that these neurons are mainly responsive to innocuous mechanical stimulation (Giesler and Cliffer 1985). While some of these neurons (30 %) responded to noxious mechanical stimuli, no response could be elicited after cutaneous thermal stimulation. It was therefor ...
Distribution and characterisation of Glucagon-like peptide
... the mouse brain using a novel transgenic model, in which crerecombinase is expressed under the control of the Glp1r gene. We show that GLP-1R expression correlates well with that observed in the rat [14], non-human primates [15] and with the projection pattern of mouse PPG neurons [1,13]. We also de ...
... the mouse brain using a novel transgenic model, in which crerecombinase is expressed under the control of the Glp1r gene. We show that GLP-1R expression correlates well with that observed in the rat [14], non-human primates [15] and with the projection pattern of mouse PPG neurons [1,13]. We also de ...
resource - Fujisawa lab
... specific photoactivation of parvalbumin-positive interneurons in behaving ChR2-EYFP reporter mice. The robust, consistent and inducible nature of our ChR2 mice represents a significant advance over previous lines, and the Arch-ER2 and eNpHR3.0 mice are to our knowledge the first demonstration of suc ...
... specific photoactivation of parvalbumin-positive interneurons in behaving ChR2-EYFP reporter mice. The robust, consistent and inducible nature of our ChR2 mice represents a significant advance over previous lines, and the Arch-ER2 and eNpHR3.0 mice are to our knowledge the first demonstration of suc ...