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Analysis of eye movements and blinks during reading: Effects of Valium

Analysis of eye movements and blinks during reading: Effects of Valium 213 40 40 2 2 J. A. Stern Ph. D. D. A. Bremer Ph. D. J. McClure Washington University St. Louis Missouri Department of Psychology Behavior Research Lab 1420 Grattan Street 63104 St. Louis MO USA Vancouver Health Dept. Mental Health Services 453 W. 12th Avenue Vancouver 10 B.C. USA Abstract Reading was discussed as a continuous performance task sensitive to sedative-induced attentional deficits. Visual search activity was monitored during reading in 18 college undergraduates before and after a week long regimen of Valium (5 mg t.i.d.) or placebo. Although Valium had little or no subjectively recognizable effect on participants in the study, computer analyses of electrooculograms did indicate significant changes in the Valium group. Administration of Valium resulted in an increase in frequency of long fixation pauses, a general increase in duration of fixations following a line shift, and a decrease in velocity of saccadic eye movements during line shifts. The specific changes identified were consistent with an overall decrease in material read in the second session in the Valium group. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Psychopharmacology Springer Journals

Analysis of eye movements and blinks during reading: Effects of Valium

Psychopharmacology , Volume 40 (2) – Jun 1, 1974

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References (4)

Publisher
Springer Journals
Copyright
Copyright © 1974 by Springer-Verlag Berlin Heidelberg
Subject
Biomedicine; Pharmacology/Toxicology; Psychiatry
ISSN
0033-3158
eISSN
1432-2072
DOI
10.1007/BF00421367
Publisher site
See Article on Publisher Site

Abstract

213 40 40 2 2 J. A. Stern Ph. D. D. A. Bremer Ph. D. J. McClure Washington University St. Louis Missouri Department of Psychology Behavior Research Lab 1420 Grattan Street 63104 St. Louis MO USA Vancouver Health Dept. Mental Health Services 453 W. 12th Avenue Vancouver 10 B.C. USA Abstract Reading was discussed as a continuous performance task sensitive to sedative-induced attentional deficits. Visual search activity was monitored during reading in 18 college undergraduates before and after a week long regimen of Valium (5 mg t.i.d.) or placebo. Although Valium had little or no subjectively recognizable effect on participants in the study, computer analyses of electrooculograms did indicate significant changes in the Valium group. Administration of Valium resulted in an increase in frequency of long fixation pauses, a general increase in duration of fixations following a line shift, and a decrease in velocity of saccadic eye movements during line shifts. The specific changes identified were consistent with an overall decrease in material read in the second session in the Valium group.

Journal

PsychopharmacologySpringer Journals

Published: Jun 1, 1974

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