cross-sectional and longitudinal analyses
... Videogame play (VGP) has been associated with numerous preferred and non-preferred effects. However, the effects of VGP on the development of microstructural properties in children, particularly those associated with negative psychological consequences of VGP, have not been identified to date. The pu ...
... Videogame play (VGP) has been associated with numerous preferred and non-preferred effects. However, the effects of VGP on the development of microstructural properties in children, particularly those associated with negative psychological consequences of VGP, have not been identified to date. The pu ...
Chapter 13a - Dr. Jerry Cronin
... • Fourth ventricle • Extends into medulla oblongata • Becomes continuous with central canal of the spinal cord • Connects with third ventricle: • via narrow canal in mesencephalon • aqueduct of midbrain ...
... • Fourth ventricle • Extends into medulla oblongata • Becomes continuous with central canal of the spinal cord • Connects with third ventricle: • via narrow canal in mesencephalon • aqueduct of midbrain ...
ap psych 2012 unit 3a and 3b
... ____ 10. If a blind person uses one finger to read Braille, the brain area dedicated to that finger expands as the sense of touch invades the visual cortex. This is an example of a. brain plasticity. b. hemispheric specialization. c. neural prosthetics. d. integrated association areas. e. aphasia. _ ...
... ____ 10. If a blind person uses one finger to read Braille, the brain area dedicated to that finger expands as the sense of touch invades the visual cortex. This is an example of a. brain plasticity. b. hemispheric specialization. c. neural prosthetics. d. integrated association areas. e. aphasia. _ ...
Report 2
... inference”. Inferences would be triggered by the comprehension of a word or sentence, but would not necessarily reflect processes intrinsically linked to language comprehension. Importantly, earlier fMRI research has shown that observation of action related pictures, but also mere voluntary mental i ...
... inference”. Inferences would be triggered by the comprehension of a word or sentence, but would not necessarily reflect processes intrinsically linked to language comprehension. Importantly, earlier fMRI research has shown that observation of action related pictures, but also mere voluntary mental i ...
This file has Chapter II: Structural differentiation of the brain • Neural
... rostral neuropore occurs sooner, and is apparently more complex. It would appear that fusion in the forebrain region is accomplished by rostral fusion progressing simultaneously from dorsal and ventral parts of the neural plate (see Fig. 3, right, 13 somite stage). The rostral neuropore closes at ab ...
... rostral neuropore occurs sooner, and is apparently more complex. It would appear that fusion in the forebrain region is accomplished by rostral fusion progressing simultaneously from dorsal and ventral parts of the neural plate (see Fig. 3, right, 13 somite stage). The rostral neuropore closes at ab ...
Radiologic-Pathologic Correlation Polymicrogyria
... ular layer under the pia. Although this feature disappears by 27 to 30 weeks of gestation, areas of retained superficial granular layers can normally be found in the cortex of the temporal lobes and basal cortex of the frontal lobes throughout life. All cortical layers undergo special organization, ...
... ular layer under the pia. Although this feature disappears by 27 to 30 weeks of gestation, areas of retained superficial granular layers can normally be found in the cortex of the temporal lobes and basal cortex of the frontal lobes throughout life. All cortical layers undergo special organization, ...
Neural Compensations After Lesion of the Cerebral
... injury, "others would be formed in less usual combinations" and that "it is possible that factors which facilitate cortical organization in the normal young are the same by which reorganization is accomplished in the imperfect cortex after injury" (Kennard, 1942; 239). Kennard’s findings were seduct ...
... injury, "others would be formed in less usual combinations" and that "it is possible that factors which facilitate cortical organization in the normal young are the same by which reorganization is accomplished in the imperfect cortex after injury" (Kennard, 1942; 239). Kennard’s findings were seduct ...
Linking Cognitive Neuroscience and Molecular Genetics: New Perspectives from Williams... Ursula Bellugi and Marie St. George (Eds.)
... (Bellugi et al., 1996; Bellugi et al., 1999b). Moreover, the WMS responses did not show the expected lefthemisphere asymmetries for grammatical function words that are typical for normal children and adults, suggesting that there may be an unusual pattern of brain organization underlying the WMS lan ...
... (Bellugi et al., 1996; Bellugi et al., 1999b). Moreover, the WMS responses did not show the expected lefthemisphere asymmetries for grammatical function words that are typical for normal children and adults, suggesting that there may be an unusual pattern of brain organization underlying the WMS lan ...
Three approaches to investigating functional compromise to the
... models due to the heterogeneous nature of human TBI (e.g., heterogeneity in injury location, severity, and mechanism) (Doppenberg and Bullock 1997). Biomarkers of TAI may aid in the selection of patients for participation in clinical trials of white matter-directed therapies or as surrogate measures ...
... models due to the heterogeneous nature of human TBI (e.g., heterogeneity in injury location, severity, and mechanism) (Doppenberg and Bullock 1997). Biomarkers of TAI may aid in the selection of patients for participation in clinical trials of white matter-directed therapies or as surrogate measures ...
The Dynamics of Functional Brain Networks
... Higher brain function relies upon the ability to flexibly integrate information across specialized communities of brain regions; however, it is unclear how this mechanism manifests over time. In this study, we used time-resolved network analysis of fMRI data to demonstrate that the human brain trave ...
... Higher brain function relies upon the ability to flexibly integrate information across specialized communities of brain regions; however, it is unclear how this mechanism manifests over time. In this study, we used time-resolved network analysis of fMRI data to demonstrate that the human brain trave ...
Regulation of rCBF by Diffusible Signals: An Analysis of Constraints
... METHODS that rate of concentration changes are acute near the sources but are more protracted in the intervening The model spaces. These data were produced using the algorithms described below. The fast component of the hemodynamic response It is assumed that an activity-dependent signal arises (dir ...
... METHODS that rate of concentration changes are acute near the sources but are more protracted in the intervening The model spaces. These data were produced using the algorithms described below. The fast component of the hemodynamic response It is assumed that an activity-dependent signal arises (dir ...
Studying the topological organization of the cerebral blood flow
... (rPCA) methodology. rPCA method groups brain regions into a few latent components. In particular, the brain regions within each component are believed to have strong connectivity, while the connectivity between components is weak. The ASL technique has been utilized to measure dynamic, spontaneous C ...
... (rPCA) methodology. rPCA method groups brain regions into a few latent components. In particular, the brain regions within each component are believed to have strong connectivity, while the connectivity between components is weak. The ASL technique has been utilized to measure dynamic, spontaneous C ...
Lecture VIII. Spinal Cord
... • Adequate Stimulus (the form of energy to which a particular sensory cell is most sensitive - light, touch, sound, etc.) • Law of specific nerve energies (depolarization of neurons in a pathway is interpreted as a particular form of stimulation - pressure to the eyes or direct electrical activation ...
... • Adequate Stimulus (the form of energy to which a particular sensory cell is most sensitive - light, touch, sound, etc.) • Law of specific nerve energies (depolarization of neurons in a pathway is interpreted as a particular form of stimulation - pressure to the eyes or direct electrical activation ...
Role of right pregenual anterior cingulate cortex in self
... Subjects signed consent forms and were then seated in a well-lit, 3 m 6 m experiment room. All stimuli and instructions were presented on a 21-inch color television monitor at a distance of 1.75 m from the subject. Subjects participated in our standard day-long assessment of emotional functioning ...
... Subjects signed consent forms and were then seated in a well-lit, 3 m 6 m experiment room. All stimuli and instructions were presented on a 21-inch color television monitor at a distance of 1.75 m from the subject. Subjects participated in our standard day-long assessment of emotional functioning ...
Full-Text PDF
... from Schlaug and colleagues [13,14] found no pre-existing differences in CC size in 5–7 year old children about to begin musical training (n = 50) compared with a matched group of children not intending to take music lessons (n = 25), and no differences in the first group of children re-scanned afte ...
... from Schlaug and colleagues [13,14] found no pre-existing differences in CC size in 5–7 year old children about to begin musical training (n = 50) compared with a matched group of children not intending to take music lessons (n = 25), and no differences in the first group of children re-scanned afte ...
Structural Loop Between the Cerebellum and the Superior Temporal
... imaging (fcMRI) suggests that the cerebellum is connected to the superior temporal cortex (O’Reilly et al. 2010; Habas et al. 2011; Dobromyslin et al. 2012) and to the inferior and anterior temporal cortices (Krienen and Buckner 2009; Buckner et al. 2011). By using dynamic causal modeling (DCM) in l ...
... imaging (fcMRI) suggests that the cerebellum is connected to the superior temporal cortex (O’Reilly et al. 2010; Habas et al. 2011; Dobromyslin et al. 2012) and to the inferior and anterior temporal cortices (Krienen and Buckner 2009; Buckner et al. 2011). By using dynamic causal modeling (DCM) in l ...
Structural divisions and functional fields in the human cerebral cortex 1
... Microstructural parcellation of the human cerebral cortex should be made on multiple criteria based on quantitative measurements of microstructural variables, such as neuron densities, neurotransmitter receptor densities, enzyme densities, etc. Because of the inter-individual variations of extent an ...
... Microstructural parcellation of the human cerebral cortex should be made on multiple criteria based on quantitative measurements of microstructural variables, such as neuron densities, neurotransmitter receptor densities, enzyme densities, etc. Because of the inter-individual variations of extent an ...
(fMRI) in Brain Tumour Patients
... In contrast to the high validity shown for fMRI of motor function, results from language function validation studies are controversial, varying from 100 % sensitivity for fMRI to identify all critical language areas to as low as 22 % [24–27]. Reported specificity is even more variable, ranging from ...
... In contrast to the high validity shown for fMRI of motor function, results from language function validation studies are controversial, varying from 100 % sensitivity for fMRI to identify all critical language areas to as low as 22 % [24–27]. Reported specificity is even more variable, ranging from ...
Behavioral and Cognitive Neuroscience
... complexity is revealed by its size, shape, and fissures. Thus, to learn more about brain evolution, it is necessary to study the brains of extant (present-day) species and use comparative methods to deduce the organization of ancestral brains. There has been great progress since the early 1980s in u ...
... complexity is revealed by its size, shape, and fissures. Thus, to learn more about brain evolution, it is necessary to study the brains of extant (present-day) species and use comparative methods to deduce the organization of ancestral brains. There has been great progress since the early 1980s in u ...
Cortical activation and synchronization during sentence
... measure the synchronization is to compute the correlation (Friston, 1994) or covariance (Horwitz et al., 1998) between the activation levels in two activated areas. In particular, functional connectivity as defined by Friston (1994), and as we will use it, refers to the correlation between the activ ...
... measure the synchronization is to compute the correlation (Friston, 1994) or covariance (Horwitz et al., 1998) between the activation levels in two activated areas. In particular, functional connectivity as defined by Friston (1994), and as we will use it, refers to the correlation between the activ ...
Does Mental Activity Change the Oxidative Metabolism of the Brain?
... and posterior thalamus. These focal metabolic increases were so strong that the CMRO, of the whole brain increased by 10%. The rCBF increased proportionally in these active fields and structures, such that d(rCBF) in ml/100 gm/min = 11.1 d(rCMR0,). Thus, a dynamic coupling of the rCBF to the rCMR0, ...
... and posterior thalamus. These focal metabolic increases were so strong that the CMRO, of the whole brain increased by 10%. The rCBF increased proportionally in these active fields and structures, such that d(rCBF) in ml/100 gm/min = 11.1 d(rCMR0,). Thus, a dynamic coupling of the rCBF to the rCMR0, ...
Cortical evolution and development: Conserved
... necessary, as well as fortuitous, to focus our attention on shared variance. In addition to the predictability of brain component scaling from brain size, a second important feature was disproportionality – different brain components enlarge with markedly different slopes, such that the mammalian br ...
... necessary, as well as fortuitous, to focus our attention on shared variance. In addition to the predictability of brain component scaling from brain size, a second important feature was disproportionality – different brain components enlarge with markedly different slopes, such that the mammalian br ...
Saliency, switching, attention and control
... activated across multiple sensory and cognitive domains (Kurth et al. 2010). We next review functional and structural circuits associated with the insula, and then discuss why the AI can be considered the hub of a ‘‘salience network’’ (SN). We describe the core dynamical functions of this network an ...
... activated across multiple sensory and cognitive domains (Kurth et al. 2010). We next review functional and structural circuits associated with the insula, and then discuss why the AI can be considered the hub of a ‘‘salience network’’ (SN). We describe the core dynamical functions of this network an ...
IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE)
... natural change of brain signals over time and the change of brain activity patterns since the users develop new capabilities as subjects gain experience, Mill´an proposed that a possible research direction to improve the robustness is the online adaptation of the classifier during its use to drifts ...
... natural change of brain signals over time and the change of brain activity patterns since the users develop new capabilities as subjects gain experience, Mill´an proposed that a possible research direction to improve the robustness is the online adaptation of the classifier during its use to drifts ...
Developmental mechanics of the primate cerebral cortex
... exists a close relationship between increased neuron number and increased thickness of the deep gyral layers, because the neuronal density of deep layers is relatively invariant across the cortical landscape (Dombrowski et al. 2001) ...
... exists a close relationship between increased neuron number and increased thickness of the deep gyral layers, because the neuronal density of deep layers is relatively invariant across the cortical landscape (Dombrowski et al. 2001) ...