Results 31 to 40 of about 130,421 (296)

Clinical Utility of Transcranial Magnetic Stimulation (TMS) in the Presurgical Evaluation of Motor, Speech, and Language Functions in Young Children With Refractory Epilepsy or Brain Tumor: Preliminary Evidence

open access: yesFrontiers in Neurology, 2021
Accurate presurgical mapping of motor, speech, and language cortices, while crucial for neurosurgical planning and minimizing post-operative functional deficits, is challenging in young children with neurological disease. In such children, both invasive (
Shalini Narayana   +16 more
doaj   +1 more source

Intraoperative Stimulation Mapping in Neurosurgery for Anesthesiologists—Part 1: The Technical Nuances

open access: yesJournal of Neuroanaesthesiology and Critical Care, 2023
Brain mapping has evolved tremendously in the past decade, fueled by advances in functional neuroimaging technology in neuro-oncology and epilepsy surgery.
Naeema S. Masohood   +5 more
doaj   +1 more source

Mapping grip force to motor networks

open access: yesNeuroImage, 2021
There is ongoing debate about the role of cortical and subcortical brain areas in force modulation. In a whole-brain approach, we sought to investigate the anatomical basis of grip force whilst acknowledging interindividual differences in connectivity patterns.
Ladina Weitnauer   +7 more
openaire   +5 more sources

Precise motor mapping with TMS

open access: yesBrain Stimulation, 2023
Ole Numssen   +6 more
doaj   +2 more sources

Motor recalibration of visual and saccadic maps

open access: yesProceedings of the Royal Society B: Biological Sciences, 2023
How does the brain maintain an accurate visual representation of external space? Movement errors following saccade execution provide sufficient information to recalibrate motor and visual space. Here, we asked whether spatial information for vision and saccades is processed in shared or in separate resources.
Pomè, Antonella   +2 more
openaire   +2 more sources

Semi-automated motor hotspot search (SAMHS): a framework toward an optimised approach for motor hotspot identification

open access: yesFrontiers in Human Neuroscience, 2023
BackgroundMotor hotspot identification represents the first step in the determination of the motor threshold and is the basis for the specification of stimulation intensity used for various Transcranial Magnetic Stimulation (TMS) applications.
Desmond Agboada   +11 more
doaj   +1 more source

Mapping of the preferred direction in the motor cortex [PDF]

open access: yesProceedings of the National Academy of Sciences, 2007
Directional tuning is a basic functional property of cell activity in the motor cortex. Previous work has indicated that cells with similar preferred directions are organized in columns perpendicular to the cortical surface. Here we show that these columns are organized in an orderly fashion in the tangential dimension on the cortical ...
Apostolos P, Georgopoulos   +3 more
openaire   +2 more sources

Neurochemical changes in basal ganglia affect time perception in parkinsonians

open access: yesJournal of Biomedical Science, 2018
Background Parkinson’s disease is described as resulting from dopaminergic cells progressive degeneration, specifically in the substantia nigra pars compacta that influence the voluntary movements control, decision making and time perception.
Francisco Magalhães   +13 more
doaj   +1 more source

Time perception mechanisms at central nervous system

open access: yesNeurology International, 2016
The five senses have specific ways to receive environmental information and lead to central nervous system. The perception of time is the sum of stimuli associated with cognitive processes and environmental changes.
Rhailana Fontes   +15 more
doaj   +1 more source

Robotic transcranial magnetic stimulation motor maps and hand function in adolescents

open access: yesPhysiological Reports, 2021
Introduction Transcranial magnetic stimulation (TMS) motor mapping can characterize the neurophysiology of the motor system. Limitations including human error and the challenges of pediatric populations may be overcome by emerging robotic systems.
Adrianna Giuffre   +6 more
doaj   +1 more source

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