Basal Ganglia Functional Connectivity Based on
... Neurotransmitter ligand studies were excluded. All papers that reported original data were retrieved and read in full. From these original studies, we then selected papers for inclusion into this study according to predetermined criteria. For inclusion, papers had to report at least one subtraction ...
... Neurotransmitter ligand studies were excluded. All papers that reported original data were retrieved and read in full. From these original studies, we then selected papers for inclusion into this study according to predetermined criteria. For inclusion, papers had to report at least one subtraction ...
Visuomotor development
... Another evolving research stream focuses on the use of computational modeling in an attempt to understand the mechanisms of adaptive behavior in autonomous agents (Arbib, 1987; Cliff, 1990). Research carried out on understanding simpler animals behavior indicated that all sensorimotor systems intera ...
... Another evolving research stream focuses on the use of computational modeling in an attempt to understand the mechanisms of adaptive behavior in autonomous agents (Arbib, 1987; Cliff, 1990). Research carried out on understanding simpler animals behavior indicated that all sensorimotor systems intera ...
Attention maps in the brain - Site BU
... requiring that the attentional spotlight switch between targets multiple times per second. The speed limit of the attentional switching is a major point of debate in this literature. When subjects intentionally move their attentional spotlight, it takes a minimum of 200–250 milliseconds to shift fro ...
... requiring that the attentional spotlight switch between targets multiple times per second. The speed limit of the attentional switching is a major point of debate in this literature. When subjects intentionally move their attentional spotlight, it takes a minimum of 200–250 milliseconds to shift fro ...
Association of type I neurons positive for NADPH
... reacted by immunocytochemistry for parvalbumin (PV) or acetylcholinesterase (AChE). One hemisphere (R116) was processed in repeating series of three for NADPHd, acetylcholinesterase, and calbindin (the latter is not reported). The additional procedures were initially carried out as part of other stu ...
... reacted by immunocytochemistry for parvalbumin (PV) or acetylcholinesterase (AChE). One hemisphere (R116) was processed in repeating series of three for NADPHd, acetylcholinesterase, and calbindin (the latter is not reported). The additional procedures were initially carried out as part of other stu ...
Evidence for a distributed hierarchy of action
... together to accomplish the final, temporally distal goal. The second idea for Bernstein’s action organization is adaptive variability. Given a novel context, we can adaptively recombine or substitute motor elements to achieve a goal. Lighting a cigarette in the wind demands that a new subset of motor ...
... together to accomplish the final, temporally distal goal. The second idea for Bernstein’s action organization is adaptive variability. Given a novel context, we can adaptively recombine or substitute motor elements to achieve a goal. Lighting a cigarette in the wind demands that a new subset of motor ...
optic tract syndrome
... The following anatomical variations in the location of the chiasm may be important 1- Central chiasm. Present in about 80% of normals , is located above the sellae so that expanding pituitary tumours will involve the chiasm first. 2-Prefixed chiasm .Present in about 10% of normals,is located more a ...
... The following anatomical variations in the location of the chiasm may be important 1- Central chiasm. Present in about 80% of normals , is located above the sellae so that expanding pituitary tumours will involve the chiasm first. 2-Prefixed chiasm .Present in about 10% of normals,is located more a ...
Myoclonus
... Myoclonus twitches often occur when children start a movement like walking or kicking a soccer ball. They may happen in response to external stimuli such as flashing lights. More than one twitch could happen at the same time. Twitches may occur in a series or even follow a distinct pattern. The twit ...
... Myoclonus twitches often occur when children start a movement like walking or kicking a soccer ball. They may happen in response to external stimuli such as flashing lights. More than one twitch could happen at the same time. Twitches may occur in a series or even follow a distinct pattern. The twit ...
Network structure underlying resolution of conflicting non
... Based on the network topology based on the PPI analysis, we calculated degree centrality (i.e. the number of significantly enhanced PPIs) for all the related regions (Sporns et al., 2007; Bullmore and Sporns, 2009; Zuo et al., 2012), and identified resolution-type–specific hub regions and the resolu ...
... Based on the network topology based on the PPI analysis, we calculated degree centrality (i.e. the number of significantly enhanced PPIs) for all the related regions (Sporns et al., 2007; Bullmore and Sporns, 2009; Zuo et al., 2012), and identified resolution-type–specific hub regions and the resolu ...
Reading therapy strengthens top–down
... occipital or occipitotemporal focal brain injury; and (iii) a minimum of 6 months since brain injury. Reading tests before training began confirmed that all patients had three-letter word reaction times and word length effects at least two standard deviations larger than the control population avera ...
... occipital or occipitotemporal focal brain injury; and (iii) a minimum of 6 months since brain injury. Reading tests before training began confirmed that all patients had three-letter word reaction times and word length effects at least two standard deviations larger than the control population avera ...
Randy Kobes Poster Contest Workshop
... Magnetic Resonance Imaging (MRI) MRI is a technique that uses a strong magnetic field and harmless radio waves to provide an image of the brain’s internal anatomy. It takes signals given off by protons in the brain and determines what type of tissue they belong to and where they are in space. In sta ...
... Magnetic Resonance Imaging (MRI) MRI is a technique that uses a strong magnetic field and harmless radio waves to provide an image of the brain’s internal anatomy. It takes signals given off by protons in the brain and determines what type of tissue they belong to and where they are in space. In sta ...
Emergency Management of Increased Intracranial Pressure
... need for CT imaging.12 In patients with a low GCS, the absence of any discernable abnormality on initial head CT does not rule out increased ICP, and diffuse axonal injury must be considered. Further imaging studies may be necessary depending on patient’s stability and changing neurological status. ...
... need for CT imaging.12 In patients with a low GCS, the absence of any discernable abnormality on initial head CT does not rule out increased ICP, and diffuse axonal injury must be considered. Further imaging studies may be necessary depending on patient’s stability and changing neurological status. ...
Monitoring progression of primary progressive
... on many tests of language function. For some patients, this phase may last for a number of years. We have worked with several individuals whose professions involved heavy use of speech/language skills (e.g., writers and teachers) who were aware of problems in these areas for years before deficits we ...
... on many tests of language function. For some patients, this phase may last for a number of years. We have worked with several individuals whose professions involved heavy use of speech/language skills (e.g., writers and teachers) who were aware of problems in these areas for years before deficits we ...
Linking Cognitive Neuroscience and Molecular Genetics: New Perspectives from Williams... Ursula Bellugi and Marie St. George (Eds.)
... evoked responses turn out to be normal in WMS subjects, indicating that auditory hyperexcitability does not occur at the brainstem level. However, data from an auditory recovery paradigm suggest a possible cortical mechanism; WMS subjects are indistinguishable from normal controls on a visual recove ...
... evoked responses turn out to be normal in WMS subjects, indicating that auditory hyperexcitability does not occur at the brainstem level. However, data from an auditory recovery paradigm suggest a possible cortical mechanism; WMS subjects are indistinguishable from normal controls on a visual recove ...
Topographic maps in human frontal and parietal cortex
... Subsequent investigations have used a variety of experimental paradigms including a visual spatial attention task [19], presentation of a colorful and dynamic periodic mapping stimulus [11], and a variation of the memoryguided saccade task originally used by Sereno and colleagues [20,21] to characte ...
... Subsequent investigations have used a variety of experimental paradigms including a visual spatial attention task [19], presentation of a colorful and dynamic periodic mapping stimulus [11], and a variation of the memoryguided saccade task originally used by Sereno and colleagues [20,21] to characte ...
Headache (Dr. Merchut) The common symptom of headache can be
... meditation or yoga. Some find benefit from various herbal (feverfew), vitamin (riboflavin), or mineral (magnesium) supplements. If these methods are ineffective in preventing migraines which are more frequent, more severe, or more frightening due to their associated neurological symptoms, prophylact ...
... meditation or yoga. Some find benefit from various herbal (feverfew), vitamin (riboflavin), or mineral (magnesium) supplements. If these methods are ineffective in preventing migraines which are more frequent, more severe, or more frightening due to their associated neurological symptoms, prophylact ...
Disrupted small-world networks in schizophrenia
... suggested altered small-world properties in schizophrenia based on resting-state fMRI data. However, a key problem with that study is that only two networks (one for each group) were constructed; thus the results were descriptive and no statistical conclusion was able to be drawn. Micheloyannis et a ...
... suggested altered small-world properties in schizophrenia based on resting-state fMRI data. However, a key problem with that study is that only two networks (one for each group) were constructed; thus the results were descriptive and no statistical conclusion was able to be drawn. Micheloyannis et a ...
PRINCIPLES OF TENDON TRANSFERS
... • Originally, the distal edge was used as the pulley. • 15 different trajectories proposed. • Merle uses pisiform. • Short transverse incision for harvesting. • Insertion onto EPL and APB. • Tension: thumb in complete abduction with wrist flexed 30 degrees. ...
... • Originally, the distal edge was used as the pulley. • 15 different trajectories proposed. • Merle uses pisiform. • Short transverse incision for harvesting. • Insertion onto EPL and APB. • Tension: thumb in complete abduction with wrist flexed 30 degrees. ...
Chapter 3 - University of South Alabama
... unusual body odor. 6-OH-DA may be converted into a hallucinogen (2-hydroxy 4,5 dimethoxyphenethanolamine). Revision 2006 PSB ...
... unusual body odor. 6-OH-DA may be converted into a hallucinogen (2-hydroxy 4,5 dimethoxyphenethanolamine). Revision 2006 PSB ...
In Vivo Evaluation of White Matter Integrity and Anterograde
... MRI and OCT of Visual System Upon Retinal Injury spatiotemporal patterns of neurodegenerative events in the visual system and their relationships with excitotoxic retinal injury in the eye are not fully elucidated. This in part hinders the development of effective strategies for disease monitoring a ...
... MRI and OCT of Visual System Upon Retinal Injury spatiotemporal patterns of neurodegenerative events in the visual system and their relationships with excitotoxic retinal injury in the eye are not fully elucidated. This in part hinders the development of effective strategies for disease monitoring a ...
Exploring the Complex Interplay between AI and Consciousness
... explain the processes underlying consciousness and predict their functionality, that is, what can be expected to happen under various conditions. Although these functional models are quite useful, even essential, they yield little insight into the mechanisms underlying the conscious processes. In co ...
... explain the processes underlying consciousness and predict their functionality, that is, what can be expected to happen under various conditions. Although these functional models are quite useful, even essential, they yield little insight into the mechanisms underlying the conscious processes. In co ...
Understanding mirror neurons - LIRA-Lab
... 3. A model of area F5 and the mirror system The results summarized in the previous sections tell us of the central role of F5 in the control and recognition of manipulative actions: the common interpretation proposed by (Luppino & Rizzolatti, 2000) and (Fagg & Arbib, 1998) considers F5 a part of a l ...
... 3. A model of area F5 and the mirror system The results summarized in the previous sections tell us of the central role of F5 in the control and recognition of manipulative actions: the common interpretation proposed by (Luppino & Rizzolatti, 2000) and (Fagg & Arbib, 1998) considers F5 a part of a l ...
Neural Mechanisms of Subclinical Depressive
... been called both the “baseline state” and the “default mode network (DMN)” [15,16]. The DMN regulates self-referential activities, including evaluating the salience of internal and external cues, remembering the past, and planning the future [13,17]. Individuals with MDD are characterized by altered ...
... been called both the “baseline state” and the “default mode network (DMN)” [15,16]. The DMN regulates self-referential activities, including evaluating the salience of internal and external cues, remembering the past, and planning the future [13,17]. Individuals with MDD are characterized by altered ...
Large-Field Visual Motion Directly Induces an Involuntary Rapid
... addition to the standard task instruction, the subject was requested to make the trajectory as straight as possible. The protocol and visual stimuli were exactly the same as in experiment 1. Experiment 7. We tested two stimulus speeds, 0.7 and 0.07 m/s, in separate experimental sets. The experimenta ...
... addition to the standard task instruction, the subject was requested to make the trajectory as straight as possible. The protocol and visual stimuli were exactly the same as in experiment 1. Experiment 7. We tested two stimulus speeds, 0.7 and 0.07 m/s, in separate experimental sets. The experimenta ...
Stop the Bleeding! An Update on the Prevention and
... in level consciousness tend to occur more commonly with ICH. Decreased level of consciousness is prominent with large hematomas as well as smaller lesions in the thalamus and brainstem. Headache and vomiting due to increased intracranial pressure are also common. Approximately one-fourth of patients ...
... in level consciousness tend to occur more commonly with ICH. Decreased level of consciousness is prominent with large hematomas as well as smaller lesions in the thalamus and brainstem. Headache and vomiting due to increased intracranial pressure are also common. Approximately one-fourth of patients ...
The Ocular Side-Effects of Vigabatrin
... Visual field assessment is much more difficult in children than in adults and estimates of VAVFC are accordingly scarcer. Such estimates have varied significantly between studies. A review by Lawden calculated the overall prevalence of VAVFC amongst the studies of paediatric patients to be 29%, slig ...
... Visual field assessment is much more difficult in children than in adults and estimates of VAVFC are accordingly scarcer. Such estimates have varied significantly between studies. A review by Lawden calculated the overall prevalence of VAVFC amongst the studies of paediatric patients to be 29%, slig ...