Insula and Orbitofrontal Cortical Morphology in Substance
... Region of Interest. Three ROIs were based on standardized parcellation units in the atlas of Desikan et al32: 1) the orbital frontal cortex consisted of the average of medial orbitofrontal, lateral orbitofrontal, and pars orbitalis parcellation units; 2) the anterior cingulate cortex consisted of th ...
... Region of Interest. Three ROIs were based on standardized parcellation units in the atlas of Desikan et al32: 1) the orbital frontal cortex consisted of the average of medial orbitofrontal, lateral orbitofrontal, and pars orbitalis parcellation units; 2) the anterior cingulate cortex consisted of th ...
Studying the topological organization of the cerebral blood flow
... et al., 2009), whereas electrical/magnetic signals recorded in sensors over/near the scalp through EEG/MEG techniques provide the information to study the coordinated electrical activity at the sources and sensors spaces (Micheloyannis et al., 2006; Stam, 2004; Stam et al., 2007). On the other hand, ...
... et al., 2009), whereas electrical/magnetic signals recorded in sensors over/near the scalp through EEG/MEG techniques provide the information to study the coordinated electrical activity at the sources and sensors spaces (Micheloyannis et al., 2006; Stam, 2004; Stam et al., 2007). On the other hand, ...
Chib et al., 2009 - Rangel Neuroeconomics Laboratory
... is an input to the decision process, whereas outcome and anticipatory values reflect the outcome of a decision process. Despite the identification of different types of value signals, it is still unknown whether the brain recruits distinct or overlapping regions to represent the DVs of different goo ...
... is an input to the decision process, whereas outcome and anticipatory values reflect the outcome of a decision process. Despite the identification of different types of value signals, it is still unknown whether the brain recruits distinct or overlapping regions to represent the DVs of different goo ...
Supplementary Information (doc 2155K)
... Fig. S1. The macaque homolog to the default mode resting state network (DM-RSN). The topography of the network closely resembles prior observations in small samples (ns < 12) of anesthetized macaques. Inset shows the posterior cingulate seed (turquoise) used in this analysis (adapted from Ref. 24). ...
... Fig. S1. The macaque homolog to the default mode resting state network (DM-RSN). The topography of the network closely resembles prior observations in small samples (ns < 12) of anesthetized macaques. Inset shows the posterior cingulate seed (turquoise) used in this analysis (adapted from Ref. 24). ...
Corticobasal Syndrome Associated With the A9D Progranulin Mutation
... The fresh brain weight was 980 g (left hemibrain, 520 g; right hemibrain, 460 g). In the dorsolateral portion of the left cerebral hemisphere, severe atrophy was evident in the superior and middle frontal gyri, superior parietal lobule, supramarginal gyrus, and angular gyrus. In the mesial surface o ...
... The fresh brain weight was 980 g (left hemibrain, 520 g; right hemibrain, 460 g). In the dorsolateral portion of the left cerebral hemisphere, severe atrophy was evident in the superior and middle frontal gyri, superior parietal lobule, supramarginal gyrus, and angular gyrus. In the mesial surface o ...
Transcripts/01_15 11
... d. Hypothalamus: (“hypo” is sort of used here to describe “below”) it is anterior and below the dorsal thalamus, but it is a completely separate structure that does a lot of different things. i. If you look at the ventral surface of the hypothalamus you can see the optic chiasm, the optic nerve (or ...
... d. Hypothalamus: (“hypo” is sort of used here to describe “below”) it is anterior and below the dorsal thalamus, but it is a completely separate structure that does a lot of different things. i. If you look at the ventral surface of the hypothalamus you can see the optic chiasm, the optic nerve (or ...
How do you feel -- now? The anterior insula and
... Awareness of body movement. Two reports11,12 showed that the feeling of agency or awareness of body control during hand movements is associated with activation in the bilateral mid-insula. Another study reported activation in the right mid-insula (y=-10) during the rubber hand illusion, in which the ...
... Awareness of body movement. Two reports11,12 showed that the feeling of agency or awareness of body control during hand movements is associated with activation in the bilateral mid-insula. Another study reported activation in the right mid-insula (y=-10) during the rubber hand illusion, in which the ...
Cortical modulation of pain
... and mediated through descending inhibitory systems. Studies that have activated the VLO using electrical or neurochemical (glutamate) stimulation have produced inconsistent results. In some cases stimulation produced analgesia [43–45], and in others the effect was pronociceptive and reduced pain thr ...
... and mediated through descending inhibitory systems. Studies that have activated the VLO using electrical or neurochemical (glutamate) stimulation have produced inconsistent results. In some cases stimulation produced analgesia [43–45], and in others the effect was pronociceptive and reduced pain thr ...
Cortical Functions Reference
... Lesions in the left superior parietal lobe are associated with ideomotor apraxia (loss of the ability to produce purposeful, skilled movements as the result of brain pathology not caused by weakness, paralysis, lack of coordination, or sensory loss). It is well established that astereognosis (or tac ...
... Lesions in the left superior parietal lobe are associated with ideomotor apraxia (loss of the ability to produce purposeful, skilled movements as the result of brain pathology not caused by weakness, paralysis, lack of coordination, or sensory loss). It is well established that astereognosis (or tac ...
Arterial Blood Supply to the Auditory Cortex of the Chinchilla
... often referred to as a blood oxygen level- dependent (BOLD) effect. In our experimental work, using optical imaging of intrinsic signals in the auditory cortex, we have used a chinchilla (Chinchilla laniger) animal model (6, 7). However, to date there has been no systematic study of the arterial blo ...
... often referred to as a blood oxygen level- dependent (BOLD) effect. In our experimental work, using optical imaging of intrinsic signals in the auditory cortex, we have used a chinchilla (Chinchilla laniger) animal model (6, 7). However, to date there has been no systematic study of the arterial blo ...
Elastic instabilities in a layered cerebral cortex: A revised axonal
... demonstrate that the intracortical buckling drives folding and not axonal tension from the underlying white matter, though the effect of growth of cells outside the cortex, i.e. new white matter, cannot be ruled out [5]. In addition, a quantitative model of buckling of an elastic plate (the top laye ...
... demonstrate that the intracortical buckling drives folding and not axonal tension from the underlying white matter, though the effect of growth of cells outside the cortex, i.e. new white matter, cannot be ruled out [5]. In addition, a quantitative model of buckling of an elastic plate (the top laye ...
The assessment of hemispheric lateralization in functional MRI
... subjects were visually presented with either two words (semantic decision task) or letter strings (control task) above and below a fixation point every 4.125 s. The stimuli were presented for 4 s, and each stimulus was followed by a short interstimulus interval of 0.125 s (the last interstimulus int ...
... subjects were visually presented with either two words (semantic decision task) or letter strings (control task) above and below a fixation point every 4.125 s. The stimuli were presented for 4 s, and each stimulus was followed by a short interstimulus interval of 0.125 s (the last interstimulus int ...
Goals of Explaining Brain Functions Underlying Anxiety Disorders
... • The amygdala is able to produce fear/anxiety responses without the involvement of the cortex • The amygdala can, in fact, override the cortex and influence or even control our thoughts and focus of attention • The cortex can also initiate anxiety responses by alerting the amygdala to potential dan ...
... • The amygdala is able to produce fear/anxiety responses without the involvement of the cortex • The amygdala can, in fact, override the cortex and influence or even control our thoughts and focus of attention • The cortex can also initiate anxiety responses by alerting the amygdala to potential dan ...
Role of the Human Anterior Cingulate Cortex in the Control of
... (Posner et al. 1988). Furthermore, it was stressed that “although attention for action seems to imply motor acts, internal selections involved in detecting or noting an event may be sufficient to involve attention in this sense” (Posner et al. 1988). Other investigators also pointed out that the hig ...
... (Posner et al. 1988). Furthermore, it was stressed that “although attention for action seems to imply motor acts, internal selections involved in detecting or noting an event may be sufficient to involve attention in this sense” (Posner et al. 1988). Other investigators also pointed out that the hig ...
Brain Matters: Brain Anatomy
... hippocampus. It is important to memory formation and retrieval and plays a particularly important role in both spatial memory and episodic (declarative) memory. The parahippocampal gyrus is also involved in face recognition. Parietal lobes: The parietal lobes are regions in the brain that play an im ...
... hippocampus. It is important to memory formation and retrieval and plays a particularly important role in both spatial memory and episodic (declarative) memory. The parahippocampal gyrus is also involved in face recognition. Parietal lobes: The parietal lobes are regions in the brain that play an im ...
Properties of spike train spectra in two parietal reach areas
... that was spatially tuned. Many single cell PRR spectra exhibited spatially tuned temporal structure, as evidenced by a significant and spatially tuned peak in the 20–50 Hz band. The PRR population spectrum of spike trains was also tuned, with the peak power centered on approximately 25 Hz. In contra ...
... that was spatially tuned. Many single cell PRR spectra exhibited spatially tuned temporal structure, as evidenced by a significant and spatially tuned peak in the 20–50 Hz band. The PRR population spectrum of spike trains was also tuned, with the peak power centered on approximately 25 Hz. In contra ...
Combining electroencephalographic activity and
... Previous studies investigated the coupled brain–heart dynamics during healthy and pathological emotional responses (see reviews in [46,47]), highlighting connections in the vagally mediated regulation of physiological, affective and cognitive processes. As a general approach, previous studies have t ...
... Previous studies investigated the coupled brain–heart dynamics during healthy and pathological emotional responses (see reviews in [46,47]), highlighting connections in the vagally mediated regulation of physiological, affective and cognitive processes. As a general approach, previous studies have t ...
Neural processes underlying conscious perception
... with a replay of their reported perceptual sequence using monocular presentations, that did not give rise to rivalry. In both conditions, the conscious percepts and motor responses were identical. However, selective activations during rivalrous perceptual transitions were found in the fronto-parieta ...
... with a replay of their reported perceptual sequence using monocular presentations, that did not give rise to rivalry. In both conditions, the conscious percepts and motor responses were identical. However, selective activations during rivalrous perceptual transitions were found in the fronto-parieta ...
Ocular Dominance in Human V1 Demonstrated by Functional
... least three times higher than at the much more commonly available 1.5 T field strength (Gati et al. 1997). This increase is sufficiently large to attempt imaging of ocular dominance in human V1, where ODCs are Ç0.8–1 mm on a side for a column and 5–10 mm long in humans (Horton and HedleyWhite 1984; ...
... least three times higher than at the much more commonly available 1.5 T field strength (Gati et al. 1997). This increase is sufficiently large to attempt imaging of ocular dominance in human V1, where ODCs are Ç0.8–1 mm on a side for a column and 5–10 mm long in humans (Horton and HedleyWhite 1984; ...
Aerobic Exercise and Attention Deficit Hyperactivity Disorder: Brain
... Mann–Whitney U tests. The demographic characteristics (same categories in the comparisons between ADHD and healthy subjects) between the sports-ADHD and edu-ADHD groups were also analyzed with Mann–Whitney U tests. For analyzing the fMRI signal time courses on a voxelby-voxel basis and generating in ...
... Mann–Whitney U tests. The demographic characteristics (same categories in the comparisons between ADHD and healthy subjects) between the sports-ADHD and edu-ADHD groups were also analyzed with Mann–Whitney U tests. For analyzing the fMRI signal time courses on a voxelby-voxel basis and generating in ...
Chapter Two - McGraw Hill Higher Education
... particular spots on the brain could produce memories recalled by the patient in cinematic detail. Another patient recalled a small-town baseball game that included a boy trying to crawl under a fence. Another woman recalled a melody each time a certain point on the cortex was stimulated. The lesson ...
... particular spots on the brain could produce memories recalled by the patient in cinematic detail. Another patient recalled a small-town baseball game that included a boy trying to crawl under a fence. Another woman recalled a melody each time a certain point on the cortex was stimulated. The lesson ...
The limbic system. A maze on the essentials: memory, learning and
... Today, the limbic system is considered a set of structures interconnected among themselves and with other areas, in the brain and in the body. It is located in the medial faces of both cerebral hemispheres and their functions are multiple and complex (learning, memory, behavior and emotions). It is ...
... Today, the limbic system is considered a set of structures interconnected among themselves and with other areas, in the brain and in the body. It is located in the medial faces of both cerebral hemispheres and their functions are multiple and complex (learning, memory, behavior and emotions). It is ...
Getting Over It: Long-Lasting Effects of Emotion
... for images that had been repeatedly reappraised compared with images that had been reappraised once, new control images, and control images that had been seen as many times as reappraised images but had never been reappraised. Prefrontal activation was not selectively elevated for repeatedly reappra ...
... for images that had been repeatedly reappraised compared with images that had been reappraised once, new control images, and control images that had been seen as many times as reappraised images but had never been reappraised. Prefrontal activation was not selectively elevated for repeatedly reappra ...
Neuroimaging of cognitive functions in human parietal cortex Jody C
... In addition to the functions reviewed above, parietal activation has also been reported for a stunningly diverse range of stimuli and tasks. These include motion processing [52•,66•,67,68], stereo vision [69], spatial [70,71] and non-spatial working memory (which shows considerable overlap with visu ...
... In addition to the functions reviewed above, parietal activation has also been reported for a stunningly diverse range of stimuli and tasks. These include motion processing [52•,66•,67,68], stereo vision [69], spatial [70,71] and non-spatial working memory (which shows considerable overlap with visu ...