Chapter 12 PowerPoint Slided PDF - CM
... THE CEREBRUM-GRAY MATTER • Basal nuclei, found deep within each cerebral hemisphere; cluster of neuron cell bodies, involved in movement; separated from diencephalon by a region of white matter called internal capsule; includes (Figure ...
... THE CEREBRUM-GRAY MATTER • Basal nuclei, found deep within each cerebral hemisphere; cluster of neuron cell bodies, involved in movement; separated from diencephalon by a region of white matter called internal capsule; includes (Figure ...
Neuropsychologia, 47, 1621-6
... the hand’s trajectory en route. Although the instructions stressed movement speed and accuracy, not reaction time, participants were prevented from viewing the target for longer than 1000 ms. Participants were also instructed to make smooth pointing movements and to avoid making secondary, correctiv ...
... the hand’s trajectory en route. Although the instructions stressed movement speed and accuracy, not reaction time, participants were prevented from viewing the target for longer than 1000 ms. Participants were also instructed to make smooth pointing movements and to avoid making secondary, correctiv ...
From movement to thought: Anatomic substrates of the cerebellar
... 1942; Snider, 1950,1952; Hampson et al., 1952; Henneman et al., 1952; Woolsey, 19521. Sensory maps of the cerebellum were being derived from electrical studies of the cerebral cortex, cerebellum, and periphery (mediated by spinocerebellar pathways), and they included primary and secondary sensory ar ...
... 1942; Snider, 1950,1952; Hampson et al., 1952; Henneman et al., 1952; Woolsey, 19521. Sensory maps of the cerebellum were being derived from electrical studies of the cerebral cortex, cerebellum, and periphery (mediated by spinocerebellar pathways), and they included primary and secondary sensory ar ...
Are cortical spikes conveyed to contralateral
... The CC is a bundle of axons originating from neurons widely distributed but clustered throughout the cortical hemispheres (12). The CC is one of the prominent structures in the brain, and the total number of callosal fibers is estimated at approximately 200 million (13). However, taking into conside ...
... The CC is a bundle of axons originating from neurons widely distributed but clustered throughout the cortical hemispheres (12). The CC is one of the prominent structures in the brain, and the total number of callosal fibers is estimated at approximately 200 million (13). However, taking into conside ...
Modulation of Inhibitory Synaptic Potentials in the Piriform Cortex
... fibers in layer Ia and association/intrinsic fibers in layer Ib. A simple model of piriform cortex as an associative memory was used to analyze how suppression of inhibitory synaptic transmission influenced performance of the network. Levels of suppression of excitatory synaptic transmission were se ...
... fibers in layer Ia and association/intrinsic fibers in layer Ib. A simple model of piriform cortex as an associative memory was used to analyze how suppression of inhibitory synaptic transmission influenced performance of the network. Levels of suppression of excitatory synaptic transmission were se ...
Potassium Currents Responsible for Inward and Outward
... by TEA (25 mM), a blocker of the slow, noninactivating K’ current. Collectively, these results indicate that all three depolarization-activated K’ currents contribute to outward rectification at different times and membrane potentials defined by their voltage dependence of activation and kinetics of ...
... by TEA (25 mM), a blocker of the slow, noninactivating K’ current. Collectively, these results indicate that all three depolarization-activated K’ currents contribute to outward rectification at different times and membrane potentials defined by their voltage dependence of activation and kinetics of ...
Noradrenergic Suppression of Synaptic Transmission May Influence Cortical Signal-to-Noise Ratio
... Neurophysiol. 77: 3326–3339, 1997. Norepinephrine has been proposed to influence signal-to-noise ratio within cortical structures, but the exact cellular mechanisms underlying this influence have not been described in detail. Here we present data on a cellular effect of norepinephrine that could con ...
... Neurophysiol. 77: 3326–3339, 1997. Norepinephrine has been proposed to influence signal-to-noise ratio within cortical structures, but the exact cellular mechanisms underlying this influence have not been described in detail. Here we present data on a cellular effect of norepinephrine that could con ...
2015 Cosyne Program
... community. Our researchers and computational scientists engage in a wide variety of exciting and technically challenging projects—including exploring applications of systems neuroscience research to machine learning, to enable "smarter" and more efficient computing devices. We help you work smarter, ...
... community. Our researchers and computational scientists engage in a wide variety of exciting and technically challenging projects—including exploring applications of systems neuroscience research to machine learning, to enable "smarter" and more efficient computing devices. We help you work smarter, ...
Neural networks underlying parietal lobe seizures: A
... Summary In this study we have quantified the ‘‘epileptogenicity’’ of several brain regions in seizures originating in the posterior parietal cortex in 17 patients investigated by intracerebral recordings using stereotactic EEG (SEEG). Epileptogenicity of brain structures was quantified according to th ...
... Summary In this study we have quantified the ‘‘epileptogenicity’’ of several brain regions in seizures originating in the posterior parietal cortex in 17 patients investigated by intracerebral recordings using stereotactic EEG (SEEG). Epileptogenicity of brain structures was quantified according to th ...
Action Preparation Shapes Processing in Early Visual Cortex
... graspingorpointingactionwaspreparedfromsignalsinvisualcortexasearlyasV1.Thesesignalsinearlyvisualcortexwereobservedevenwhen actionswereonlypreparedbutnotexecuted.Anteriorparietalcortex,ontheotherhand,showedclearestmodulationforactualmovements.This demonstrates that preparation of actions, even witho ...
... graspingorpointingactionwaspreparedfromsignalsinvisualcortexasearlyasV1.Thesesignalsinearlyvisualcortexwereobservedevenwhen actionswereonlypreparedbutnotexecuted.Anteriorparietalcortex,ontheotherhand,showedclearestmodulationforactualmovements.This demonstrates that preparation of actions, even witho ...
Neurodynamical modeling of arbitrary visuomotor tasks
... the behavioral data of visuomotor experiments. To our knowledge, this is the first cross-study model in visuomotor mappings, which tries to address two or more experiments at the same time. We compare evidence from experiments conducted by two groups and show that they are inconsistent. In addition, ...
... the behavioral data of visuomotor experiments. To our knowledge, this is the first cross-study model in visuomotor mappings, which tries to address two or more experiments at the same time. We compare evidence from experiments conducted by two groups and show that they are inconsistent. In addition, ...
Alan Peters
... I went out to the University Boat Club, which was located several miles away on the road to Bath. Rowing was not one of the major sports at Bristol University, so the membership of the Boat Club was not very large. Because I had spent some 5 years rowing while at school, I was soon given a place in ...
... I went out to the University Boat Club, which was located several miles away on the road to Bath. Rowing was not one of the major sports at Bristol University, so the membership of the Boat Club was not very large. Because I had spent some 5 years rowing while at school, I was soon given a place in ...
Natural Stimulation of the Nonclassical Receptive Field Increases
... image. Image patches were from one to four times the size of the CRF. (The small circle indicates 1 ⫻ CRF diameter, whereas the large circle indicates 4 ⫻ CRF diameter.) Note that although nCRF stimulation varied substantially with stimulus size, the stimulus falling on the CRF was the same for all ...
... image. Image patches were from one to four times the size of the CRF. (The small circle indicates 1 ⫻ CRF diameter, whereas the large circle indicates 4 ⫻ CRF diameter.) Note that although nCRF stimulation varied substantially with stimulus size, the stimulus falling on the CRF was the same for all ...
http://www.utdallas.edu/~tres/papers/Disterhoftetal1994.pdf
... in aging animals and humans owing to the early involvement of the hippocampus in aging-associated changes that affect learning and In our animal experiments, aging rabbits are impaired in acquisition of trace eyeblink conditioning. A recent detailed analysis of aging-related changes revealed that ra ...
... in aging animals and humans owing to the early involvement of the hippocampus in aging-associated changes that affect learning and In our animal experiments, aging rabbits are impaired in acquisition of trace eyeblink conditioning. A recent detailed analysis of aging-related changes revealed that ra ...
The Calcium Rationale in Aging and Alzheimer`s Disease
... in aging animals and humans owing to the early involvement of the hippocampus in aging-associated changes that affect learning and In our animal experiments, aging rabbits are impaired in acquisition of trace eyeblink conditioning. A recent detailed analysis of aging-related changes revealed that ra ...
... in aging animals and humans owing to the early involvement of the hippocampus in aging-associated changes that affect learning and In our animal experiments, aging rabbits are impaired in acquisition of trace eyeblink conditioning. A recent detailed analysis of aging-related changes revealed that ra ...
No Slide Title
... – arachnoid membrane - layer of simple squamous epithelium lining dura mater and a loose mesh of collagenous and elastic fibers spanning the gap between the arachnoid membrane and the pia mater – subarachnoid space – gap between arachnoid membrane and the pia mater • filled with cerebrospinal fluid ...
... – arachnoid membrane - layer of simple squamous epithelium lining dura mater and a loose mesh of collagenous and elastic fibers spanning the gap between the arachnoid membrane and the pia mater – subarachnoid space – gap between arachnoid membrane and the pia mater • filled with cerebrospinal fluid ...
chapt13_lecture
... – arachnoid membrane - layer of simple squamous epithelium lining dura mater and a loose mesh of collagenous and elastic fibers spanning the gap between the arachnoid membrane and the pia mater – subarachnoid space – gap between arachnoid membrane and the pia mater • filled with cerebrospinal fluid ...
... – arachnoid membrane - layer of simple squamous epithelium lining dura mater and a loose mesh of collagenous and elastic fibers spanning the gap between the arachnoid membrane and the pia mater – subarachnoid space – gap between arachnoid membrane and the pia mater • filled with cerebrospinal fluid ...
Brain-Derived Neurotrophic Factor Reduces Amyloidogenic
... al., 2007). Consequently, overexpression of SORLA in cultured cells results in reduced processing of APP into A (Andersen et al., 2005; Offe et al., 2006). In contrast, disruption of the receptor gene in mouse models of AD significantly increases A production and plaque formation (Dodson et al., 2 ...
... al., 2007). Consequently, overexpression of SORLA in cultured cells results in reduced processing of APP into A (Andersen et al., 2005; Offe et al., 2006). In contrast, disruption of the receptor gene in mouse models of AD significantly increases A production and plaque formation (Dodson et al., 2 ...
Neurophysiologic markers in laryngeal muscles indicate functional
... identification using navigated transcranial magnetic stimulation (nTMS) would facilitate surgical planning and intraoperative mapping. The primary motor cortex (M1) for laryngeal muscles has a role in execution and motor speech control, while the posterior inferior frontal gyrus, namely Broca’s area, ...
... identification using navigated transcranial magnetic stimulation (nTMS) would facilitate surgical planning and intraoperative mapping. The primary motor cortex (M1) for laryngeal muscles has a role in execution and motor speech control, while the posterior inferior frontal gyrus, namely Broca’s area, ...
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... outside the receptive field of a neuron in area V4 of a behaving monkey. In the schematics (left), the green box represents the receptive field: this was not presented on the screen in the experiment. Red traces correspond to attention directed inside the receptive field of the recorded neuron; blue ...
... outside the receptive field of a neuron in area V4 of a behaving monkey. In the schematics (left), the green box represents the receptive field: this was not presented on the screen in the experiment. Red traces correspond to attention directed inside the receptive field of the recorded neuron; blue ...
Translocation of RNA Granules in Living Neurons
... visualized the translocation of endogenous RNA in living cells. Labeled RNA was distributed nonrandomly as discrete granules in neuronal processes. The labeled granules colocalized with poly(A1) mRNA, with the 60S ribosomal subunit, and with elongation factor 1a, suggesting that granules represent a ...
... visualized the translocation of endogenous RNA in living cells. Labeled RNA was distributed nonrandomly as discrete granules in neuronal processes. The labeled granules colocalized with poly(A1) mRNA, with the 60S ribosomal subunit, and with elongation factor 1a, suggesting that granules represent a ...
Full-Text PDF
... Pioneering work from a number of laboratories has begun to identify the cellular events in presynaptic terminal formation. In general, presynaptic terminal formation is induced by axo-dendritic contacts [1–6]. Upon stabilization of an axo-dendritic contact, synaptic vesicle (SV) and active zone (AZ) ...
... Pioneering work from a number of laboratories has begun to identify the cellular events in presynaptic terminal formation. In general, presynaptic terminal formation is induced by axo-dendritic contacts [1–6]. Upon stabilization of an axo-dendritic contact, synaptic vesicle (SV) and active zone (AZ) ...
Autometallographic Tracing of Bismuth in Human Brain Autopsies
... brains is in accordance with findings in different species (4, 12–15). The lysosomal storage of bismuth, silver mercury, and gold is believed to represent the last step in a detoxification process (23–29). However, alterations in lysosomal activity might result from this storage. Recently, mercury h ...
... brains is in accordance with findings in different species (4, 12–15). The lysosomal storage of bismuth, silver mercury, and gold is believed to represent the last step in a detoxification process (23–29). However, alterations in lysosomal activity might result from this storage. Recently, mercury h ...
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... cortical GABAergic interneurons and ventral forebrain cholinergic neurons (FCNs) (Alifragis et al., 2004; Bachy and Retaux, 2006; Du et al., 2008; Fragkouli et al., 2005; Lavdas et al., 1999; Liodis et al., 2007; Marin et al., 2000; Mori et al., 2004; Zhao et al., 2008; Zhao et al., 2003). During em ...
... cortical GABAergic interneurons and ventral forebrain cholinergic neurons (FCNs) (Alifragis et al., 2004; Bachy and Retaux, 2006; Du et al., 2008; Fragkouli et al., 2005; Lavdas et al., 1999; Liodis et al., 2007; Marin et al., 2000; Mori et al., 2004; Zhao et al., 2008; Zhao et al., 2003). During em ...
The Motor System
... Voluntary Knee Extension: Neuroanatomical Description The cell body of the upper motor neuron is located in he precentral gyrus (somatotopically organized). The axon descends through the internal capsule, decussates in the medulla, descends through the lateral column of the spinal cord and terminat ...
... Voluntary Knee Extension: Neuroanatomical Description The cell body of the upper motor neuron is located in he precentral gyrus (somatotopically organized). The axon descends through the internal capsule, decussates in the medulla, descends through the lateral column of the spinal cord and terminat ...