نتایج جستجو برای: brain waves

تعداد نتایج: 583073  

Journal: :The Yale Journal of Biology and Medicine 1945
Theodore H. Bullock

It is the purpose of this discussion to point out certain of the approaches and problems that inhere in the study of that form of nervous activity giving rise to "brain waves," especially as seen from the comparative point of view. Brain waves will be loosely considered as any fluctuating electrical potentials ascribable to the brain or to the highest ganglia of the central nervous system in th...

Journal: :Cortex; a journal devoted to the study of the nervous system and behavior 2008
Konstantinos Priftis Francesco Piccione Flavio Giorgi Francesca Meneghello Carlo Umiltà Marco Zorzi

The human brain represents numbers along a mental number line, whose spatial nature was confirmed by studies of patients with visuospatial neglect. Here we describe a neural signature of neglect for the left "number space" by using a task that does not require manipulation of numbers. Patients were asked to discriminate an infrequent ("one" or "nine") from a frequent spoken number word ("five")...

2012
J Eaton E R Miranda

This paper presents on-going research into the creation of performance and compositional tools using a BrainComputer Music Interface (BCMI). The research demonstrates the suitability of the SSVEP (Steady-State Visual Evoked Potentials) technique of generating brainwave information to cognitively control music. Furthermore, it considers the practical implications of using brainwaves in music, an...

Journal: :Neuron 2011
Yuval Nir Richard J. Staba Thomas Andrillon Vladyslav V. Vyazovskiy Chiara Cirelli Itzhak Fried Giulio Tononi

The most prominent EEG events in sleep are slow waves, reflecting a slow (<1 Hz) oscillation between up and down states in cortical neurons. It is unknown whether slow oscillations are synchronous across the majority or the minority of brain regions--are they a global or local phenomenon? To examine this, we recorded simultaneously scalp EEG, intracerebral EEG, and unit firing in multiple brain...

Journal: :Chaos 1998
P. Jung A. Cornell-Bell F. Moss S. Kadar J. Wang K. Showalter

We discuss a novel type of spatiotemporal pattern that can be observed in subexcitable media when coupled to a thermal environment. These patterns have been recently observed in several different types of systems: a subexcitable photosensitive Belousov-Zhabotinsky reaction, hippocampal slices of rat brains, and astrocyte syncytium. In this paper, we introduce the basic concepts of subexcitable ...

2016
R.Ashok Kumar S.Raj Kumar

Abstract: The key work of the project is analyzing the brain signals. Human brain consists of millions of interconnected neurons. This neuron pattern will change according to the human thoughts. At each pattern formation unique electric brain signal will form. In This project we are going to use ARM LPC2148 controller,we are using brainwave sensor to collect the different types of waves generat...

2017
Mauricio Rocha Calomeni Vernon Furtado da Silva Bruna Brandão Velasques Olavo Guimarães Feijó Juliana Marques Bittencourt Alair Pedro Ribeiro de Souza e Silva

Introduction One of the positive effects of brain stimulation is interhemispheric modulation as shown in some scientific studies. This study examined if a type of noninvasive stimulation using binaural beats with led-lights and sound would show different modulatory effects upon Alfa and SMR brain waves of elderlies and children with some disease types. Subjects The sample included 75 individu...

2013

[57] ABSTRACT Apparatus for and method of sensing brain waves at a position remote from a subject whereby electromag netic signals of different frequencies are simulta neously transmitted to the brain of the subject in which the signals interfere with one another to yield a waveform which is modulated by the subject’s brain waves. The interference waveform which is represen tative of the brain ...

Journal: :Journal of neurophysiology 2013
Sei Eun Kim Karl Turkington Christopher Kushmerick Jun Hee Kim

Auditory brain stem circuits rely on fast, precise, and reliable neurotransmission to process auditory information. To determine the fundamental role of myelination in auditory brain stem function, we examined the evoked auditory brain stem response (ABR) from the Long Evans shaker (LES) rat, which lacks myelin due to a genetic deletion of myelin basic protein. In control rats, the ABR evoked b...

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