Short title: Thalamocortical computations during tactile sensation
... that are required to construct a realistic computational model of the thalamocortical circuit. Our ...
... that are required to construct a realistic computational model of the thalamocortical circuit. Our ...
How do dendrites take their shape?
... vitro32. Cortical pyramidal neurons send dendrites toward and axons away from the cortical plate, where Sema 3A is endogenously expressed33. In addition, mice that are mutant for Sema 3A show defects in dendrite and axon guidance of cortical pyramidal neurons11,34. It has further been shown that Sem ...
... vitro32. Cortical pyramidal neurons send dendrites toward and axons away from the cortical plate, where Sema 3A is endogenously expressed33. In addition, mice that are mutant for Sema 3A show defects in dendrite and axon guidance of cortical pyramidal neurons11,34. It has further been shown that Sem ...
Imitation: is cognitive neuroscience solving the correspondence
... by Prinz and colleagues in a series of reaction time experiments using interference paradigms [13–15]. The logic behind their approach is very simple. If observation of an action, A, leads to activation of an internal motor representation of A, then observation of A while preparing to execute an alt ...
... by Prinz and colleagues in a series of reaction time experiments using interference paradigms [13–15]. The logic behind their approach is very simple. If observation of an action, A, leads to activation of an internal motor representation of A, then observation of A while preparing to execute an alt ...
From spike frequency to free recall:
... Once the activity has been evoked in region CA3, it will spread along backprojections into neurons of the entorhinal cortex, and subsequently neurons of the parahippocampal cortex, temporal cortex and frontal cortex. An important function for these regions is to receive specific items evoked within ...
... Once the activity has been evoked in region CA3, it will spread along backprojections into neurons of the entorhinal cortex, and subsequently neurons of the parahippocampal cortex, temporal cortex and frontal cortex. An important function for these regions is to receive specific items evoked within ...
Spontaneous activity in developing sensory circuits
... These data suggest that some important property of sensory networks forms in utero, while the development of associational networks is likely part of the rapid synaptogenesis and maturation of cortical activity patterns observed postnatally. Thus a close examination of activity in primary sensory co ...
... These data suggest that some important property of sensory networks forms in utero, while the development of associational networks is likely part of the rapid synaptogenesis and maturation of cortical activity patterns observed postnatally. Thus a close examination of activity in primary sensory co ...
15-5 Somatic Motor Pathways
... o Sensory information From toes arrives at one end of the primary sensory cortex From the head arrives at the other o When neurons in one portion of your primary sensory cortex are stimulated, you become aware of sensations originating at a specific location ...
... o Sensory information From toes arrives at one end of the primary sensory cortex From the head arrives at the other o When neurons in one portion of your primary sensory cortex are stimulated, you become aware of sensations originating at a specific location ...
Reduced Levels of Acetylcholine Receptor Expression in Chick
... AChR channel kinetics and the maintenance of AChR protein and a3 subunit mRNA levels (Marshall, 1985; Jacob and Berg, 1987, 1988; Boyd et al., 1988). Recent studies of developing chick parasympathetic ciliary ganglion neurons in situ suggest that innervation inducesan increasein AChR expression.Norm ...
... AChR channel kinetics and the maintenance of AChR protein and a3 subunit mRNA levels (Marshall, 1985; Jacob and Berg, 1987, 1988; Boyd et al., 1988). Recent studies of developing chick parasympathetic ciliary ganglion neurons in situ suggest that innervation inducesan increasein AChR expression.Norm ...
Dynamics of sensory processing in the dual olfactory pathway of the
... The second difference refers to the concentration dependence of odor responses. In m-PN boutons, the amplitude of the Ca responses typically increased with odor concentration. On the contrary, l-PNs typically responded even for very low concentrations and revealed little or even a negative relation ...
... The second difference refers to the concentration dependence of odor responses. In m-PN boutons, the amplitude of the Ca responses typically increased with odor concentration. On the contrary, l-PNs typically responded even for very low concentrations and revealed little or even a negative relation ...
Inferior Parietal Lobule Function in Spatial Perception and
... entation report that the environment appears “jum- memory loss was first described as one component of b l e d so that they are unable to perceive the location the Charcot-Wilbrand syndrome. Charcot’s patient of objects in space (77). This deficit can occur despite could no longer recognize landmark ...
... entation report that the environment appears “jum- memory loss was first described as one component of b l e d so that they are unable to perceive the location the Charcot-Wilbrand syndrome. Charcot’s patient of objects in space (77). This deficit can occur despite could no longer recognize landmark ...
NG2+ CNS Glial Progenitors Remain Committed to the Oligodendrocyte Lineage in Postnatal Life and following Neurodegeneration
... DOI 10.1016/j.neuron.2010.09.009 2Department ...
... DOI 10.1016/j.neuron.2010.09.009 2Department ...
Down - 서울대 Biointelligence lab
... Overestimate the information content of the events measured ...
... Overestimate the information content of the events measured ...
Spontaneous persistent activity in entorhinal cortex modulates
... Relationship between persistent Up states and neocortical UDS What is the role of neocortical inputs in governing the MECIII persistent activity? To understand this, the authors measured the duration of MECIII Up states in units of the corresponding neocortical UDS cycles. Segments of the membrane ...
... Relationship between persistent Up states and neocortical UDS What is the role of neocortical inputs in governing the MECIII persistent activity? To understand this, the authors measured the duration of MECIII Up states in units of the corresponding neocortical UDS cycles. Segments of the membrane ...
Down - 서울대 Biointelligence lab
... Overestimate the information content of the events measured ...
... Overestimate the information content of the events measured ...
35-2 The Nervous System
... sense organs to the central nervous system. The motor division transmits impulses from the central nervous system to the muscles or glands. The motor division is divided into the somatic nervous system and the autonomic nervous system. Slide 46 of 38 Copyright Pearson Prentice Hall ...
... sense organs to the central nervous system. The motor division transmits impulses from the central nervous system to the muscles or glands. The motor division is divided into the somatic nervous system and the autonomic nervous system. Slide 46 of 38 Copyright Pearson Prentice Hall ...
REVIEWS - Ping Pong
... to total adiposity, with increasing levels seen as energy stores in the form of adipose tissue increase18,19. It should be noted that leptin secretion is more dynamic than was first appreciated, and it seems to be linked to energy flux within adipocytes20,21. As a result, during periods of negative ...
... to total adiposity, with increasing levels seen as energy stores in the form of adipose tissue increase18,19. It should be noted that leptin secretion is more dynamic than was first appreciated, and it seems to be linked to energy flux within adipocytes20,21. As a result, during periods of negative ...
File - Dr. Jerry Cronin
... – Blood vessels link two capillary networks – Entire complex is portal system • Ensures that regulatory factors reach intended target cells before entering general circulation ...
... – Blood vessels link two capillary networks – Entire complex is portal system • Ensures that regulatory factors reach intended target cells before entering general circulation ...
Sprecher_2011_larval.. - Institute of Neuroinformatics
... Fig. 1. Elements of the larval optic neuropil (LON). All panels show schematic or confocal images representing frontal section of a first instar larval brain hemisphere; lateral to the left, dorsal up. A: Labeling with anti-Neuroglian (Ngl), showing neuronal cell bodies in cortex (co) and nerve proce ...
... Fig. 1. Elements of the larval optic neuropil (LON). All panels show schematic or confocal images representing frontal section of a first instar larval brain hemisphere; lateral to the left, dorsal up. A: Labeling with anti-Neuroglian (Ngl), showing neuronal cell bodies in cortex (co) and nerve proce ...
Structure and Function in the Inferior Olivary Nucleus
... I, Alexandre Roger Denis Mathy, confirm that the work presented in this thesis is my own. Where information has been derived from other sources, I confirm that this has been indicated in the ...
... I, Alexandre Roger Denis Mathy, confirm that the work presented in this thesis is my own. Where information has been derived from other sources, I confirm that this has been indicated in the ...
Horizontal Interactions in Cat Striate Cortex: 1. Anatomical Substrate
... clusters are less numerous. The authors conclude that the lattice-like structure of lateral connections evolves independently of visual experience, and that the selectivity of interactions results from pruning of initially exuberant connections. It is suggested that this pruning process is dependent ...
... clusters are less numerous. The authors conclude that the lattice-like structure of lateral connections evolves independently of visual experience, and that the selectivity of interactions results from pruning of initially exuberant connections. It is suggested that this pruning process is dependent ...
chapt13_lectureS
... • spinal cord communicates with the rest of the body by way of spinal nerves • nerve – a cordlike organ composed of numerous nerve fibers (axons) bound together by connective tissue – mixed nerves contain both afferent (sensory) and efferent (motor) fibers – composed of thousands of fibers carrying ...
... • spinal cord communicates with the rest of the body by way of spinal nerves • nerve – a cordlike organ composed of numerous nerve fibers (axons) bound together by connective tissue – mixed nerves contain both afferent (sensory) and efferent (motor) fibers – composed of thousands of fibers carrying ...
PDF
... has accumulated regarding the associations that control different aspects of learned behavior. The computational field of reinforcement learning (Sutton & Barto, 1998) has provided a normative framework within which such conditioned behavior can be understood. In this, optimal action selection is ba ...
... has accumulated regarding the associations that control different aspects of learned behavior. The computational field of reinforcement learning (Sutton & Barto, 1998) has provided a normative framework within which such conditioned behavior can be understood. In this, optimal action selection is ba ...
Changes in GABA Modulation During a Theta Cycle May Be
... The network parameters, shown in Figure 1B, are: A, the strength of excitation from a1 to a2 and a3 ; Abias , afferent input to a2 ; A0 , afferent input to the inhibitory interneuron; W, the strength of recurrent excitatory connections from a2 to a2 and a3 to a3 ; W 0 , the strength of excitatory co ...
... The network parameters, shown in Figure 1B, are: A, the strength of excitation from a1 to a2 and a3 ; Abias , afferent input to a2 ; A0 , afferent input to the inhibitory interneuron; W, the strength of recurrent excitatory connections from a2 to a2 and a3 to a3 ; W 0 , the strength of excitatory co ...
AN INTEGRATIVE THEORY OF LOCUS
... mechanisms. The importance of arousal is undeniable: It is closely related to other phenomena such as sleep, attention, anxiety, stress, and motivation. Dampened arousal leads to drowsiness and, in the limit, sleep. Heightened arousal (brought on by the sudden appearance of an environmentally salien ...
... mechanisms. The importance of arousal is undeniable: It is closely related to other phenomena such as sleep, attention, anxiety, stress, and motivation. Dampened arousal leads to drowsiness and, in the limit, sleep. Heightened arousal (brought on by the sudden appearance of an environmentally salien ...
PERSPECTIVES
... behaviours in which means and ends are temporally far apart. In this article, we will use the term action in two ways: as a generic term that indicates any type of intentional motor behaviour, and as a specific term referring to goal-directed behaviours that produce a reward for the acting individua ...
... behaviours in which means and ends are temporally far apart. In this article, we will use the term action in two ways: as a generic term that indicates any type of intentional motor behaviour, and as a specific term referring to goal-directed behaviours that produce a reward for the acting individua ...
Section 1: Anatomy of the sensorimotor system
... 1996). However, many of these criteria are difficult to test in the human brain, and many areas that are conventionally known as motor areas do not possess all these features. Therefore discussion here will include cortical areas that are conventionally described as motor areas, and that have been p ...
... 1996). However, many of these criteria are difficult to test in the human brain, and many areas that are conventionally known as motor areas do not possess all these features. Therefore discussion here will include cortical areas that are conventionally described as motor areas, and that have been p ...