Subregions of the human superior frontal gyrus and their connections
... between two brain regions; resting-state functional connectivity (rsFC) can reveal functional correlation between every two regions by evaluating the temporal coherence of the low frequency blood oxygen level dependent (BOLD) signals. The combination of these methods will simultaneously show both th ...
... between two brain regions; resting-state functional connectivity (rsFC) can reveal functional correlation between every two regions by evaluating the temporal coherence of the low frequency blood oxygen level dependent (BOLD) signals. The combination of these methods will simultaneously show both th ...
View PDF - CiteSeerX
... font, presenting the same sentences in the two conditions. They found right inferior frontal, cingulate, and left precentral activation in the [syntax minus font] subtraction. The approach of presenting the same stimuli in different tasks, however, does not create a situation in which there is a sim ...
... font, presenting the same sentences in the two conditions. They found right inferior frontal, cingulate, and left precentral activation in the [syntax minus font] subtraction. The approach of presenting the same stimuli in different tasks, however, does not create a situation in which there is a sim ...
PERSPECTIVES
... the observer is used to understand the observed action. In other words, we understand an action because the motor representation of that action is activated in our brain. This view, although defended by some theoreticians, was never particularly popular in neuroscience. However, the idea that we und ...
... the observer is used to understand the observed action. In other words, we understand an action because the motor representation of that action is activated in our brain. This view, although defended by some theoreticians, was never particularly popular in neuroscience. However, the idea that we und ...
Stages of Sleep And Brain Mechanisms
... Why Sleep? Why REM? Why Dreams? • Sleep also plays an important role in enhancing learning and strengthening memory. – Performance on a newly learned task is often better the next day if adequate sleep is achieved during the night. • Increased brain activity occurs in the area of the brain activate ...
... Why Sleep? Why REM? Why Dreams? • Sleep also plays an important role in enhancing learning and strengthening memory. – Performance on a newly learned task is often better the next day if adequate sleep is achieved during the night. • Increased brain activity occurs in the area of the brain activate ...
CEREBRAL ACTIVATION DURING THERMAL
... thalamic activation. In addition, fMRI is limited to comparisons of cerebral neuronal activation with resting states (baseline activity); and it is therefore unable to portray possible certain neuronal events related to, for example, chronic pain states.[28] Notwithstanding the differences presented ...
... thalamic activation. In addition, fMRI is limited to comparisons of cerebral neuronal activation with resting states (baseline activity); and it is therefore unable to portray possible certain neuronal events related to, for example, chronic pain states.[28] Notwithstanding the differences presented ...
Diagnostic History of Traumatic Axonal Injury in Patients with
... [18]. Therefore, patients with concussion should make a complete recovery with no sequelae. However, a significant proportion of patients with concussion showed sequelae with a reported incidence of approximately 15% at one year following concussion [31]. These patients were grouped as post-concussi ...
... [18]. Therefore, patients with concussion should make a complete recovery with no sequelae. However, a significant proportion of patients with concussion showed sequelae with a reported incidence of approximately 15% at one year following concussion [31]. These patients were grouped as post-concussi ...
Neuronal basis of contrast discrimination
... FMRI contrast–response functions were measured for each of two spatial frequencies (0.5 and 2.0 c/°) and at each of six baseline contrasts. Responses to each of the 12 stimulus conditions (six contrasts, two spatial frequencies) were measured in separate scans, and each measurement was repeated two ...
... FMRI contrast–response functions were measured for each of two spatial frequencies (0.5 and 2.0 c/°) and at each of six baseline contrasts. Responses to each of the 12 stimulus conditions (six contrasts, two spatial frequencies) were measured in separate scans, and each measurement was repeated two ...
Differentiating Noxious- and Innocuous
... role of the somatosensory cortices (SI and SII) in pain perception has long been in dispute. Human imaging studies demonstrate activation of SI and SII associated with painful stimuli, but results have been variable, and the functional relevance of any such activation is uncertain. The present study ...
... role of the somatosensory cortices (SI and SII) in pain perception has long been in dispute. Human imaging studies demonstrate activation of SI and SII associated with painful stimuli, but results have been variable, and the functional relevance of any such activation is uncertain. The present study ...
The medial parietal occipital areas in the macaque
... The number, location, extent, and functional properties of the cortical areas that occupy the medial parieto-occipital cortex (mPOC) have been, and still is, a matter of scientific debate. The mPOC is a convoluted region of the brain that presents a high level of individual variability, and the fact ...
... The number, location, extent, and functional properties of the cortical areas that occupy the medial parieto-occipital cortex (mPOC) have been, and still is, a matter of scientific debate. The mPOC is a convoluted region of the brain that presents a high level of individual variability, and the fact ...
I agree with all of these copyright terms
... pair of negatively connected units, one of which represents the positive pole and the other represents the negative pole of the cognition. Net activation for the cognition is the difference between the activation on the positive unit and the activation on the negative unit. By default, the activatio ...
... pair of negatively connected units, one of which represents the positive pole and the other represents the negative pole of the cognition. Net activation for the cognition is the difference between the activation on the positive unit and the activation on the negative unit. By default, the activatio ...
The neural basis of puberty and adolescence
... relate to energy balance. The consequences of puberty, such as the defense of territory or mate, pregnancy and care of young, are energetically expensive. For this reason, the timing of puberty is critical: the individual must perceive whether it has grown sufficiently (through metabolic cues), what ...
... relate to energy balance. The consequences of puberty, such as the defense of territory or mate, pregnancy and care of young, are energetically expensive. For this reason, the timing of puberty is critical: the individual must perceive whether it has grown sufficiently (through metabolic cues), what ...
Altered cortical and subcortical connectivity due to infrasound
... activity causes fluctuations of the blood oxygen dependent (BOLD) signal, which can then be visualized using resting-state functional magnetic resonance imaging (rsfMRI). The fact that these brain regions consistently show a decrease in activity during task performance and an increase during fixatio ...
... activity causes fluctuations of the blood oxygen dependent (BOLD) signal, which can then be visualized using resting-state functional magnetic resonance imaging (rsfMRI). The fact that these brain regions consistently show a decrease in activity during task performance and an increase during fixatio ...
The History of the EEG
... (square root of power) per frequency band were computed and the normalization of the 171 cross-power spectra yielded 171 coherence values per frequency band. Grand mean values were obtained by averaging amplitude and coherence values across subjects. ...
... (square root of power) per frequency band were computed and the normalization of the 171 cross-power spectra yielded 171 coherence values per frequency band. Grand mean values were obtained by averaging amplitude and coherence values across subjects. ...
Mirror neuron functioning: an explanation for
... A causal relationship between imitation and the inferior frontal mirror neuron area was indicated during a TMS study by Heiser et al (2003). Repetitive transcranial magnetic stimulation, a way of causing a „virtual lesion‟, was used on eight participants. rTMF was aimed at the left and right pars op ...
... A causal relationship between imitation and the inferior frontal mirror neuron area was indicated during a TMS study by Heiser et al (2003). Repetitive transcranial magnetic stimulation, a way of causing a „virtual lesion‟, was used on eight participants. rTMF was aimed at the left and right pars op ...
Document
... maintaining normal motor behavior. -Decreased; muscles are rigid and movements are difficult. i.e. Parkinson’s Disease (T.R.A.P.) -Increased; May be related to schizophrenia (delusions, hallucinations, disorganized speech) ...
... maintaining normal motor behavior. -Decreased; muscles are rigid and movements are difficult. i.e. Parkinson’s Disease (T.R.A.P.) -Increased; May be related to schizophrenia (delusions, hallucinations, disorganized speech) ...
chapter one
... this amazing processor are known. In particular, the most basic element of the human brain is a specific type of cell which, unlike the rest of the body, doesn't appear to regenerate. Because this type of cell is the only part of the body that isn't slowly replaced, it is assumed that these cells ar ...
... this amazing processor are known. In particular, the most basic element of the human brain is a specific type of cell which, unlike the rest of the body, doesn't appear to regenerate. Because this type of cell is the only part of the body that isn't slowly replaced, it is assumed that these cells ar ...
Hemispheric asymmetries of cortical volume in the human brain
... heteromodal association cortices. Heteromodal inferoparietal and ventrolateral prefrontal cortices are more extensive in the right than left hemisphere. By contrast, mesial and orbital prefrontal and cingulate cortices are more extensive in the left than right hemisphere. These asymmetries closely p ...
... heteromodal association cortices. Heteromodal inferoparietal and ventrolateral prefrontal cortices are more extensive in the right than left hemisphere. By contrast, mesial and orbital prefrontal and cingulate cortices are more extensive in the left than right hemisphere. These asymmetries closely p ...
Visual areas and spatial summation in human visual cortex
... shows the corresponding flat maps from this subject and a flat map from a third subject. The signals within the central representation of V3A/ B differ from those in the two other central representations. Specifically, the central representation in V1/2/3 and the central representation in V7 include ...
... shows the corresponding flat maps from this subject and a flat map from a third subject. The signals within the central representation of V3A/ B differ from those in the two other central representations. Specifically, the central representation in V1/2/3 and the central representation in V7 include ...
![[Frontiers in Bioscience 8, s438-451, May 1, 2003] 438 AROUSAL](http://s1.studyres.com/store/data/005320946_1-6eb469e446a066f466aecf70147008ff-300x300.png)
[Frontiers in Bioscience 8, s438-451, May 1, 2003] 438 AROUSAL
... reticular formation (19). They thus have the capacity to receive input from reticular neurons and also the noradrenergic locus coeruleus neurons, which utilize the same pathway (see below). The cholinergic neurons give rise to ascending projections that parallel those of the reticular formation, ext ...
... reticular formation (19). They thus have the capacity to receive input from reticular neurons and also the noradrenergic locus coeruleus neurons, which utilize the same pathway (see below). The cholinergic neurons give rise to ascending projections that parallel those of the reticular formation, ext ...
The neural subjective frame: from bodily signals to perceptual
... either mute or elusive on the issue of the subjective dimension of experience, although new behavioural measures based on first-person methodologies are being developed to try to specifically capture this fundamental property [13,25]. The existing neural theories of consciousness sometimes seem to i ...
... either mute or elusive on the issue of the subjective dimension of experience, although new behavioural measures based on first-person methodologies are being developed to try to specifically capture this fundamental property [13,25]. The existing neural theories of consciousness sometimes seem to i ...
PET Imaging of Differential Cortical Activation to
... temporal cortex, regions classically implicated as speech/language centers from postmortem studies with aphasic patients (Geschwind, 1979). Furthermore, by comparing brain activation patterns under task conditions requiring different levels of signal processing and analysis, more extensive regions b ...
... temporal cortex, regions classically implicated as speech/language centers from postmortem studies with aphasic patients (Geschwind, 1979). Furthermore, by comparing brain activation patterns under task conditions requiring different levels of signal processing and analysis, more extensive regions b ...
Methods of Studying The Nervous System - U
... • To take an X-ray photograph of an object, a beam of x-rays is passed through it onto a photographic plate; any part of the object that absorbs X-rays differently than does the surrounding medium will be distinguishable ...
... • To take an X-ray photograph of an object, a beam of x-rays is passed through it onto a photographic plate; any part of the object that absorbs X-rays differently than does the surrounding medium will be distinguishable ...
Brainstem: neural networks vital for life
... concerns the interconnections of brainstem respiratory neurons. Does the rhythm originate from a discrete group of pacemaker neurons that display inherent rhythmicity of firing (as, for example, in cardiac muscle) (Smith et al. 2009; St John 2009). Or does it result from the integrated activity of d ...
... concerns the interconnections of brainstem respiratory neurons. Does the rhythm originate from a discrete group of pacemaker neurons that display inherent rhythmicity of firing (as, for example, in cardiac muscle) (Smith et al. 2009; St John 2009). Or does it result from the integrated activity of d ...
Morphology, Deep cerebellar nuclei, C. gambianus
... being responsible for the planning, initiation and control of voluntary movements. The present results suggest that the large DN in the AGR is related to the animal ability to use their extremities, particularly in handling and grasping of grasses and other food materials in the wild /and or captivi ...
... being responsible for the planning, initiation and control of voluntary movements. The present results suggest that the large DN in the AGR is related to the animal ability to use their extremities, particularly in handling and grasping of grasses and other food materials in the wild /and or captivi ...
Neural Basis of Brain Dysfunction Produced by Early Sleep Problems
... function. Altered brain function can cause problem behaviors later in life, such as truancy from or dropping out of school, quitting employment, and committing suicide. In this review, we discuss findings from several large cohort studies together with recent results of a cohort study using the mars ...
... function. Altered brain function can cause problem behaviors later in life, such as truancy from or dropping out of school, quitting employment, and committing suicide. In this review, we discuss findings from several large cohort studies together with recent results of a cohort study using the mars ...