Effects of training on saccadic eye movements elicited electrically from the frontal cortex of monkeys.

Abstract:

:It has been reported that training affects motor responses evoked electrically from the dorsomedial frontal cortex (DMFC). Once a monkey had been trained to generate visually-guided saccadic eye movements of a particular size and direction, electrical stimulation of the DMFC elicited saccades of only that size and direction [7]. The current study re-investigates this finding. Monkeys were trained to produce saccadic eye movements to a visual target. After training, electrical stimulation was delivered to the DMFC. It was found that stimulation of the DMFC always evoked saccadic eye movements of the same size and direction before and after training, such that training had little effect on the responses evoked electrically from the DMFC. Differences between the current results and previous results have disclosed new clues as to how the DMFC might be modulated by learning.

journal_name

Brain Res

journal_title

Brain research

authors

Tehovnik EJ,Slocum WM

doi

10.1016/s0006-8993(00)02663-9

subject

Has Abstract

pub_date

2000-09-15 00:00:00

pages

101-6

issue

1

eissn

0006-8993

issn

1872-6240

pii

S0006-8993(00)02663-9

journal_volume

877

pub_type

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