Results 101 to 110 of about 301,779 (333)

Sensory suppression and increased neuromodulation during actions disrupt memory encoding of unpredictable self‐initiated stimuli

open access: yesPsychophysiology, Volume 60, Issue 1, January 2023., 2023
Abstract Actions modulate sensory processing by attenuating responses to self‐ compared to externally generated inputs, which is traditionally attributed to stimulus‐specific motor predictions. Yet, suppression has been also found for stimuli merely coinciding with actions, pointing to unspecific processes that may be driven by neuromodulatory systems.
Nadia Paraskevoudi, Iria SanMiguel
wiley   +1 more source

Multicommand Tactile Brain Computer Interface based on Fingertips or Head Stimulation [PDF]

open access: yesarXiv, 2012
The paper presents results from a computational neuroscience study conducted to test vibrotactile stimuli delivered to subject fingertips and head areas in order to evoke the somatosensory brain responses utilized in a haptic brain computer interface (hBCI) paradigm.
arxiv  

The Wire Is Not the Territory: Understanding Representational Drift in Olfaction With Dynamical Systems Theory

open access: yesTopics in Cognitive Science, EarlyView., 2023
Abstract Representational drift is a phenomenon of increasing interest in the cognitive and neural sciences. While investigations are ongoing for other sensory cortices, recent research has demonstrated the pervasiveness in which it occurs in the piriform cortex for olfaction.
Ann‐Sophie Barwich   +1 more
wiley   +1 more source

Heartbeat and somatosensory perception

open access: yesNeuroImage, 2021
Our perception of the external world is influenced by internal bodily signals. For example, we recently showed that timing of stimulation along the cardiac cycle and spontaneous fluctuations of heartbeat-evoked potential (HEP) amplitudes influence ...
Esra Al   +3 more
doaj  

Multi-command Tactile Brain Computer Interface: A Feasibility Study [PDF]

open access: yesarXiv, 2013
The study presented explores the extent to which tactile stimuli delivered to the ten digits of a BCI-naive subject can serve as a platform for a brain computer interface (BCI) that could be used in an interactive application such as robotic vehicle operation.
arxiv  

Research progress on the mechanisms of pain empathy

open access: yesIbrain, EarlyView.
This article is related to the graphical research progress of pain empathy, starting with the description of the pain matrix and mirror neurons. Based on the pain matrix and mirror neurons, pain empathy results from the combined action of brain regions such as the anterior cingulate cortex, insula, prefrontal cortex, and amygdala and regulatory ...
Shuangshuang Liu   +5 more
wiley   +1 more source

Transcranial static magnetic field stimulation - new non-invasive brain stimulation tool

open access: yesJournal of Physical Fitness and Sports Medicine, 2016
Recent research has shown that the human motor cortex can be modulated by the application of static magnetic fields through the scalp. Transcranial static magnetic field stimulation (tSMS) has since received significant attention as a new non-invasive ...
Hikari Kirimoto   +2 more
doaj   +1 more source

Implantable CMOS probes for high resolution Electrical Imaging of Local Field Potentials Across the Rat Barrel Cortex in vivo [PDF]

open access: yesarXiv
High-resolution recordings of extracellular potentials are fundamental for the study of neuronal networks, the basis of neuronal coding and transmission. Here we present an innovative method for an in vivo electrical imaging of Local Field Potentials using novel implantable neural interfaces with a high-density array of 256 recording sites and a ...
arxiv  

Usage of Multimodal Evoked Potentials in Diagnosis of Changes in Central Nervous System in Multiple Sclerosis

open access: yesTürk Nöroloji Dergisi, 2011
OBJECTIVE: Evoked potentials are used in the functional assessment of sensory and motor pathways. Conflicting results have been reported in different studies about the value of evoked potentials in demyelinating diseases.
Bahar Özbek, Kemal Balcı, Yahya Çelik
doaj   +2 more sources

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