Understanding Structural-Functional Relationships in the Human
... These authors also showed a positive correlation between the FCs and SCs of regions along the central sulcus. Subsequent studies have extended the examinations to the entire cerebral cortex at rest and produced generally consistent findings. For example, Skudlarski and others (2008) performed a voxe ...
... These authors also showed a positive correlation between the FCs and SCs of regions along the central sulcus. Subsequent studies have extended the examinations to the entire cerebral cortex at rest and produced generally consistent findings. For example, Skudlarski and others (2008) performed a voxe ...
MR Imaging–Detectable Metabolic Alterations in Attention Deficit
... MR spectroscopy represents one of the most suitable in vivo tool to assess neurochemical dysfunction in several brain disorders, including attention deficit/hyperactivity disorder. This is the most common neuropsychiatric disorder in childhood and adolescence, which persists into adulthood (in approx ...
... MR spectroscopy represents one of the most suitable in vivo tool to assess neurochemical dysfunction in several brain disorders, including attention deficit/hyperactivity disorder. This is the most common neuropsychiatric disorder in childhood and adolescence, which persists into adulthood (in approx ...
What Can an Orbitofrontal Cortex- Endowed Animal
... anatomical differences might reflect behavioral differences in the role that the sense of smell plays in these two species. For example, the amygdala provides strong input to agranular OFC, but very scant projections to central anterior OFC (such as area 11l), implying that limbic (amygdala) influen ...
... anatomical differences might reflect behavioral differences in the role that the sense of smell plays in these two species. For example, the amygdala provides strong input to agranular OFC, but very scant projections to central anterior OFC (such as area 11l), implying that limbic (amygdala) influen ...
XVI. COMMUNICATIONS BIOPHYSICS W. Dr. Ursula
... stimuli in the form of a decrease of amplitude in the steady-state response begins at rates between Z/sec and 100/sec. For rates between 100/sec and 400/sec, wherein the peripheral responses are still synchronized with the stimulus frequency, only the first few (1-3) responses are larger in size tha ...
... stimuli in the form of a decrease of amplitude in the steady-state response begins at rates between Z/sec and 100/sec. For rates between 100/sec and 400/sec, wherein the peripheral responses are still synchronized with the stimulus frequency, only the first few (1-3) responses are larger in size tha ...
Brain Stem Involvement in Immune and Aversive Challenge Jakob Paues
... Activation of the immune system by e.g. bacteria induces the acute-phase-response and sickness behaviour. The latter encompasses among other things fever, lethargy, anorexia and hyperalgesia. An often used model to study sickness behaviour is the intravenous injection of the gram negative bacterial ...
... Activation of the immune system by e.g. bacteria induces the acute-phase-response and sickness behaviour. The latter encompasses among other things fever, lethargy, anorexia and hyperalgesia. An often used model to study sickness behaviour is the intravenous injection of the gram negative bacterial ...
Temporal and Spatial Integration in the Rat SI Vibrissa Cortex
... conditions, cortical vibrissa units, like those in the periphery (79), respond differentially to a variety of stimulus parameters such as angular direction, velocity, amplitude, and frequency (see also Refs. 3,24,49). When a unit is activated by more than one whisker, the responses elicited by stimu ...
... conditions, cortical vibrissa units, like those in the periphery (79), respond differentially to a variety of stimulus parameters such as angular direction, velocity, amplitude, and frequency (see also Refs. 3,24,49). When a unit is activated by more than one whisker, the responses elicited by stimu ...
State-dependent and cell type-specific temporal processing in
... sparser firing and increased power at gamma frequency in superficial layers. In this desynchronized state, the reduction in onset response variability in both AC and MGB was accompanied by cell typespecific firing, with decreased responses of cortical broad spiking cells, but increased responses of ...
... sparser firing and increased power at gamma frequency in superficial layers. In this desynchronized state, the reduction in onset response variability in both AC and MGB was accompanied by cell typespecific firing, with decreased responses of cortical broad spiking cells, but increased responses of ...
Multisensory anatomical pathways - Centre de Recherche Cerveau
... diversity of the pathways by which multisensory interactions can occur is probably reflecting an adaptive mechanism by which individual perceptual or sensory-motor situations involve a specific multisensory network. We describe in this review connections in the brain that may represent the support for ...
... diversity of the pathways by which multisensory interactions can occur is probably reflecting an adaptive mechanism by which individual perceptual or sensory-motor situations involve a specific multisensory network. We describe in this review connections in the brain that may represent the support for ...
- Journal of Clinical Investigation
... and sustained rise in serum sodium levels is associated with CPM. Sterns et al. (5) reported that neurological complications occur more frequently in hyponatremic patients with a higher correction rate of serum sodium. In experimental animals, including rats (6, 7), rabbits (8), and dogs (9), rapid ...
... and sustained rise in serum sodium levels is associated with CPM. Sterns et al. (5) reported that neurological complications occur more frequently in hyponatremic patients with a higher correction rate of serum sodium. In experimental animals, including rats (6, 7), rabbits (8), and dogs (9), rapid ...
decision-making in the primate brain
... first stage of the experiment, a subject learns that stimulus A is paired with a reward while stimulus B is not. Once this is learned, the same stimuli are subsequently paired with two novel stimuli (X and Y), and, in this second stage of the experiment, the joint stimuli AX and BY are both paired wi ...
... first stage of the experiment, a subject learns that stimulus A is paired with a reward while stimulus B is not. Once this is learned, the same stimuli are subsequently paired with two novel stimuli (X and Y), and, in this second stage of the experiment, the joint stimuli AX and BY are both paired wi ...
Activities of the Primary and Supplementary Motor Areas Increase in
... and the other did not (i.e., isometric). All the tasks were performed with the subject’s right hand. For the sake of analysis, each trial was divided into three different phases: “premotor”, “motor”, and “postmotor” for all the tasks. In the muscle relaxation mode under movement condition (R_mv), th ...
... and the other did not (i.e., isometric). All the tasks were performed with the subject’s right hand. For the sake of analysis, each trial was divided into three different phases: “premotor”, “motor”, and “postmotor” for all the tasks. In the muscle relaxation mode under movement condition (R_mv), th ...
Modulation of early cortical processing during divided attention to
... owing to the low temporal resolution of the methods employed, these studies are not suitable for investigating whether or not any cost involved in splitting the spotlight might impact on the precise temporal locus of attention, i.e. whether the modulation might occur during initial feedforward proce ...
... owing to the low temporal resolution of the methods employed, these studies are not suitable for investigating whether or not any cost involved in splitting the spotlight might impact on the precise temporal locus of attention, i.e. whether the modulation might occur during initial feedforward proce ...
Different Roles for Amygdala Central Nucleus and Substantia
... Surgical procedures. Surgery was performed under isoflurane anesthesia with aseptic conditions. In experiments 1 (n ⫽ 51) and 2 (n ⫽ 43), all rats received unilateral ibotenic acid lesions of the CeA and a contralateral placement of a cannula dorsal to the CeA. For one-half of the rats, the lesions ...
... Surgical procedures. Surgery was performed under isoflurane anesthesia with aseptic conditions. In experiments 1 (n ⫽ 51) and 2 (n ⫽ 43), all rats received unilateral ibotenic acid lesions of the CeA and a contralateral placement of a cannula dorsal to the CeA. For one-half of the rats, the lesions ...
Functional circuitry underlying visual neglect
... and monkey, and is thought to result in part from a pathological state of inhibition exerted on the damaged hemisphere by the hyperexcited intact hemisphere. We sought to test this theory by assessing neural activity levels in multiple brain structures during neglect using 2-deoxyglucose (2DG) as a ...
... and monkey, and is thought to result in part from a pathological state of inhibition exerted on the damaged hemisphere by the hyperexcited intact hemisphere. We sought to test this theory by assessing neural activity levels in multiple brain structures during neglect using 2-deoxyglucose (2DG) as a ...
connections of the cerebral cortex
... broadens. Its caudal end is half way through a series of transverse sections of the cerebrum. Those investigators who have identified functional cortical areas exclusively on the basis of cell studies might have made their analogies better if they had given more attention to connections. The extent ...
... broadens. Its caudal end is half way through a series of transverse sections of the cerebrum. Those investigators who have identified functional cortical areas exclusively on the basis of cell studies might have made their analogies better if they had given more attention to connections. The extent ...
Categorical perception of somesthetic stimuli: psychophysical
... analysis based on signal detection theory to determine whether these differential responses were associated with the animal’s decision. According to this analysis, 104 of the 191 neurons (right MPC, n = 48; left MPC, n = 56) coded the categorization of the stimulus speeds (categorical neurons). In a ...
... analysis based on signal detection theory to determine whether these differential responses were associated with the animal’s decision. According to this analysis, 104 of the 191 neurons (right MPC, n = 48; left MPC, n = 56) coded the categorization of the stimulus speeds (categorical neurons). In a ...
FREE Sample Here
... Lecture/Discussion: Neurotransmitters: Chemical Communicators of the Nervous System In 1921, a scientist in Austria put two living, beating hearts in a fluid bath that kept them beating. He stimulated the vagus nerve of one of the hearts. This is a bundle of neurons that serves the parasympathetic n ...
... Lecture/Discussion: Neurotransmitters: Chemical Communicators of the Nervous System In 1921, a scientist in Austria put two living, beating hearts in a fluid bath that kept them beating. He stimulated the vagus nerve of one of the hearts. This is a bundle of neurons that serves the parasympathetic n ...
Two Critical and Functionally Distinct Stages of Face and Body Perception
... Cortical regions that respond preferentially to particular object categories, such as faces and bodies, are essential for visual perception of these object categories. However, precisely when these regions play a causal role in recognition of their preferred categories is unclear. Here we addressed ...
... Cortical regions that respond preferentially to particular object categories, such as faces and bodies, are essential for visual perception of these object categories. However, precisely when these regions play a causal role in recognition of their preferred categories is unclear. Here we addressed ...
cHaPter 3
... such as the pressure of your bottom on the chair consciousness — your awareness of who you are, and where your arms and legs are. Once you pay your state of being and your external environment. attention to any of these, you will become fully It stores all your knowledge and memories, enables aware ...
... such as the pressure of your bottom on the chair consciousness — your awareness of who you are, and where your arms and legs are. Once you pay your state of being and your external environment. attention to any of these, you will become fully It stores all your knowledge and memories, enables aware ...
online age page age page proofs proofs
... such as the pressure of your bottom on the chair consciousness — your awareness of who you are, and where your arms and legs are. Once you pay your state of being and your external environment. attention to any of these, you will become fully It stores all your knowledge and memories, enables aware ...
... such as the pressure of your bottom on the chair consciousness — your awareness of who you are, and where your arms and legs are. Once you pay your state of being and your external environment. attention to any of these, you will become fully It stores all your knowledge and memories, enables aware ...
Neural predictors of evaluative attitudes toward
... Internet. AKB48 consists of more than 100 members and is popular especially among young Japanese people. We decided to use this idol group for our source of experimental stimuli for two reasons: first, and most importantly, their unique annual election contest allows us to have an incentive-compatib ...
... Internet. AKB48 consists of more than 100 members and is popular especially among young Japanese people. We decided to use this idol group for our source of experimental stimuli for two reasons: first, and most importantly, their unique annual election contest allows us to have an incentive-compatib ...
Print
... bandwidth. There is equal sizing and spacing of elements within this frequency-level grid. The number of recorded spikes and their arrival times evoked by the corresponding tone burst at a specific sound level are stored in a microcomputer for off-line analysis. Typically, a brief phasic discharge i ...
... bandwidth. There is equal sizing and spacing of elements within this frequency-level grid. The number of recorded spikes and their arrival times evoked by the corresponding tone burst at a specific sound level are stored in a microcomputer for off-line analysis. Typically, a brief phasic discharge i ...
Sensing Limb Movements in the Motor Cortex: How Humans Sense
... excites the muscle spindle afferents of the vibrated muscles and elicits an illusory limb movement. If we measure the brain activity while totally relaxed subjects experience illusory limb movements, we may detect brain areas that receive and process the kinesthetic afferent inputs. By taking advant ...
... excites the muscle spindle afferents of the vibrated muscles and elicits an illusory limb movement. If we measure the brain activity while totally relaxed subjects experience illusory limb movements, we may detect brain areas that receive and process the kinesthetic afferent inputs. By taking advant ...
Testing Promotes Long-Term Learning via Stabilizing Activation
... restudied memories was accompanied by reduced activation within this network at long retention intervals, but no reduction was observed for previously retested memories. We suggest that retrieval promotes learning via stabilizing cue related activation patterns in a network of areas usually associat ...
... restudied memories was accompanied by reduced activation within this network at long retention intervals, but no reduction was observed for previously retested memories. We suggest that retrieval promotes learning via stabilizing cue related activation patterns in a network of areas usually associat ...
Comparing functional connectivity via thresholding correlations and
... connectivity between two regions of the brain on the basis of similar functional response. For example, if two regions of the brain show similar functional magnetic resonance imaging (fMRI) measurements over time, then we could say that they are functionally connected, even though there may be no di ...
... connectivity between two regions of the brain on the basis of similar functional response. For example, if two regions of the brain show similar functional magnetic resonance imaging (fMRI) measurements over time, then we could say that they are functionally connected, even though there may be no di ...