Results 11 to 20 of about 530,046 (129)

Correlação do potencial evocado P300 com aspectos cognitivos e depressivos do envelhecimento Correlation of the P300 evoked potential in depressive and cognitive aspects of aging [PDF]

open access: yesBrazilian Journal of Otorhinolaryngology, 2012
O P300 é um potencial evocado auditivo de longa latência dependente das habilidades cognitivas. Acredita-se que alterações cognitivas decorrentes ou não por sintomas depressivos possam interferir no P300.
Elisiane Crestani de Miranda   +3 more
doaj   +3 more sources

Neuromodulatory effects of caffeine and bromazepam on visual event-related potential (P300): a comparative study Efeitos neuromoduladores da cafeína e do bromazepam no potencial evocado visual relacionado a evento (P300): estudo comparativo

open access: yesArquivos de Neuro-Psiquiatria, 2005
The P300 component of the event-related potential (ERP) is a general measurement of "cognitive efficiency". It is an index of the ability of an individual's central nervous system (CNS) to process incoming information.
Mariana Montenegro   +7 more
doaj   +3 more sources

Effects of caffeine on visual evoked potencial (P300) and neuromotor performance Efeitos da ingestão de cafeína no potencial evocado visual (p300) e no desempenho neuromotor [PDF]

open access: yesArquivos de Neuro-Psiquiatria, 2004
The stimulant effects of caffeine on cognitive performance have been widely investigated. The visual evoked potential, specially the P300 component, has been used in studies that explain the stimulant mechanisms of caffeine through neurophysiological ...
Andréa Camaz Deslandes   +5 more
doaj   +3 more sources

Analysis of the influence of bromazepam on cognitive performance through the visual evoked potential (P300) Análise da influência do bromazepam na performance cognitiva através do potencial evocado visual (P300)

open access: yesArquivos de Neuro-Psiquiatria, 2005
Benzodiazepines have been used in the pharmacological treatment of anxiety for over four decades. However, very few studies have combined bromazepam and event-related potentials (ERP).
Fernanda Puga   +5 more
doaj   +3 more sources

Event-related potentials (P300) and neuropsychological assessment in boys exhibiting Duchenne muscular dystrophy Potencial evocado cognitivo (P300) e testagem neuropsicológica em pacientes com distrofia muscular de Duchenne

open access: yesArquivos de Neuro-Psiquiatria, 2007
OBJECTIVE: To examine auditory cognitive evoked potentials (P300 potentials) and neuropsychological dysfunction in patients with Duchenne muscular dystrophy (DMD).
Marcus Vinicius Della Coletta   +6 more
doaj   +3 more sources

P300: avaliação do potencial evocado cognitivo em crianças com e sem TDAH [PDF]

open access: yesRevista de Ciências Médicas e Biológicas, 2009
Este estudo apresenta o resultado da investigação do potencial cognitivo P300 em crianças com TDAH, em comparação com um grupo de crianças sem TDAH. Trata-se de um estudo descritivo, de caráter exploratório, que estimou a latência e a amplitude do P300 em crianças portadoras de TDAH, em comparação com crianças sem sintomas de TDAH.
Ana Borja, Milena Ponde
openaire   +3 more sources

Potencial evocado auditivo tardio relacionado a eventos (P300) na síndrome de Down Late auditory event-related evoked potential (P300) in Down's syndrome patients

open access: yesBrazilian Journal of Otorhinolaryngology, 2010
A síndrome de Down é causada pela trissomia do cromossomo 21 e está associada com alteração do processamento auditivo, distúrbio de aprendizagem e, provavelmente, início precoce de Doença de Alzheimer.
Carla Patrícia Hernandez Alves Ribeiro César   +3 more
doaj   +2 more sources

Dimensiones de personalidad y potencial evocado cerebral [PDF]

open access: yesArquivos de Neuro-Psiquiatria, 1994
La teoría de la personalidad de Eysenck postula 3 dimensiones ortogonales de personalidad: extraversión (E), neuroticismo (N), psicoticismo (P). Formula predicciones conductuales y fisiológicas relacionándolas a la predisposición a ciertos trastornos. La
S. Camposano, C. Alvarez F. Lolas
doaj   +2 more sources

P300 in individuals with sensorineural hearing loss [PDF]

open access: yesBrazilian Journal of Otorhinolaryngology, 2015
INTRODUCTION: Behavioral and electrophysiological auditory evaluations contribute to the understanding of the auditory system and of the process of intervention.OBJECTIVE: To study P300 in subjects with severe or profound sensorineural hearing loss ...
Ana Cláudia Mirandola Barbosa Reis   +5 more
doaj   +2 more sources

Auditory attention in individuals with tinnitus [PDF]

open access: yesBrazilian Journal of Otorhinolaryngology, 2020
Introduction: Tinnitus is characterized by the presence of a sound in the absence of external sound stimulus. In individuals with normal audiometry, it may be associated with auditory attention difficulty, especially in those who report high tinnitus ...
Daviany Oliveira Lima   +5 more
doaj   +2 more sources

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