Conjugate Lateral Eye Movement and Latency of Verbal Response to Arithmetic Questions

1975 ◽  
Vol 40 (2) ◽  
pp. 647-650 ◽  
Author(s):  
Leo M. Croghan ◽  
P. Carol Bullard

24 left movers, 24 right movers and 24 mixed movers, categorized on the basis of their conjugate lateral eye movements, were measured on latency of verbal response to arithmetic questions. The predicted superiority of right movers in speed of response did not occur nor did interference with habitual direction of conjugate lateral eye movement affect results. However, the mixed group took longer to respond to a second series of questions than did the left and right movers. This post hoc finding may indicate inefficient hemispheric competition within the mixed group when subjects are asked to add another task to that of arithmetic problem-solving.

1974 ◽  
Vol 39 (1) ◽  
pp. 481-482 ◽  
Author(s):  
Wayne Weiten ◽  
Claire Etaugh

39 Ss were asked to solve arithmetic problems and identify melodies. More lateral eye-movements were made to the right on arithmetic questions than on musical ones, in line with previous findings. Contrary to prediction, neither speed nor accuracy in answering was related to direction of eye-movement for either type of question.


2012 ◽  
Vol 25 (0) ◽  
pp. 171-172
Author(s):  
Fumio Mizuno ◽  
Tomoaki Hayasaka ◽  
Takami Yamaguchi

Humans have the capability to flexibly adapt to visual stimulation, such as spatial inversion in which a person wears glasses that display images upside down for long periods of time (Ewert, 1930; Snyder and Pronko, 1952; Stratton, 1887). To investigate feasibility of extension of vision and the flexible adaptation of the human visual system with binocular rivalry, we developed a system that provides a human user with the artificial oculomotor ability to control their eyes independently for arbitrary directions, and we named the system Virtual Chameleon having to do with Chameleons (Mizuno et al., 2010, 2011). The successful users of the system were able to actively control visual axes by manipulating 3D sensors held by their both hands, to watch independent fields of view presented to the left and right eyes, and to look around as chameleons do. Although it was thought that those independent fields of view provided to the user were formed by eye movements control corresponding to pursuit movements on human, the system did not have control systems to perform saccadic movements and compensatory movements as numerous animals including human do. Fluctuations in dominance and suppression with binocular rivalry are irregular, but it is possible to bias these fluctuations by boosting the strength of one rival image over the other (Blake and Logothetis, 2002). It was assumed that visual stimuli induced by various eye movements affect predominance. Therefore, in this research, we focused on influenced of patterns of eye movements on visual perception with binocular rivalry, and implemented functions to produce saccadic movements in Virtual Chameleon.


1985 ◽  
Vol 60 (1) ◽  
pp. 155-159 ◽  
Author(s):  
John L. Jameson ◽  
Todd B. Sellick

Lateral eye movements and heart rate were recorded as 32 right-handed men answered verbal and spatial questions. Experimenter-to-subject distance (.8 and 1.5 m) and attention demand of instructions were manipulated in a 2 × 2 design. A significant main effect for distance and an interaction of distance by instructions appeared on the direction of eye movements independent of type of question. The greatest number of leftward eye movements occurred ar the short distance with instructions demanding higher attention. These findings are consistent with evidence that emotional arousal produces greater right- than left-hemisphere activation.


2018 ◽  
Vol 6 (4) ◽  
pp. 610-616 ◽  
Author(s):  
Sanne T. L. Houben ◽  
Henry Otgaar ◽  
Jeffrey Roelofs ◽  
Harald Merckelbach

Eye movement desensitization and reprocessing (EMDR) is a popular treatment for posttraumatic stress disorder. However, little is known about the memory effects of EMDR. Using a misinformation paradigm, we examined whether lateral eye movements, as used in EMDR, enhance susceptibility to false memories. Undergraduates ( N = 82) saw a video depicting a car crash. Subsequently, participants either performed eye movements or held their eyes stationary. Afterward, all participants received misinformation in the form of an eyewitness narrative. The results indicate that eye movement participants were less accurate and were more susceptible to the misinformation effect than controls. Our finding suggests EMDR may have risky drawbacks in an eyewitness context and therefore urgently needs follow-up research.


1977 ◽  
Vol 45 (3) ◽  
pp. 767-778 ◽  
Author(s):  
Curt Hoffman ◽  
Spencer Kagan

The relationship between field-dependence—independence and lateral eye movements was investigated for a sample of 41 male and 39 female right-handed undergraduates. Subjects were administered the Portable Rod-and-frame Test, the Embedded-figures Test, and the Block Design, Object Assembly, and Picture Completion scales of the WAIS. Eye movements in response to 60 questions requiring reflective thought were recorded. Contrary to predictions, right-movers did not perform better than left-movers on the tests of field-dependence—independence. Among males, however, both consistent right- and left-movers performed significantly better than inconsistent movers. The correlation, for males, between lateral eye-movement consistency and a composite measure of field-dependence—independence was .65 ( p < .001). It was argued that eye-movement consistency and cognitive ability level are a joint function of extent of brain lateralization.


1980 ◽  
Vol 50 (3_suppl) ◽  
pp. 1023-1037 ◽  
Author(s):  
Cecil R. Reynolds ◽  
Alan S. Kaufman

The lateral eye movement phenomenon, studied frequently in adults, was investigated for 52 children aged 2–8 to 9–11, using both spatial and verbal-analytic questions. The phenomenon was observed in 50 of the 52 children and appeared well established by age 3 1/2; about half of the children were classifiable as either right movers or left movers. Some interesting developmental findings were noted, including a few important discrepancies with the results of adult studies. In addition, type of question had no effect on the direction of a child's eye movements. The implications of these findings were discussed.


1975 ◽  
Vol 41 (1) ◽  
pp. 85-86 ◽  
Author(s):  
Paul Bakan

Scores on the Scholastic Aptitude Test were compared for 52 right and 46 left Ss directionally consistent and directionally inconsistent ( n = 62) for conjugate lateral eye movements elicited by reflection in interpreting a series of 10 proverbs. The finding of lower Scholastic Aptitude Test scores for Ss inconsistent in direction of eye movement (Weiten & Etaugh, 1974) was not confirmed.


1982 ◽  
Vol 55 (3) ◽  
pp. 939-942 ◽  
Author(s):  
Michael Thompson ◽  
Roger P. Greenberg ◽  
Seymour Fisher

Research with male subjects has related lateral eye movements to preferred mode of defense and psychosomatic symptoms. However, previous research has systematically excluded female subjects which precluded the investigation of hypothesized but not yet confirmed patterns of sex differences. The present study examined the relationship between lateral eye movements, psychological defenses, and somatic symptoms in females. Lateral eye-movement patterns were assessed for 32 female undergraduate students, who were then administered the Defense Mechanism Inventory and Body Symptom Questionnaire. The data indicated no relationship between eye-movement patterns and either defensive style or somatic symptoms. Previous concerns about using female subjects in lateral eye-movement studies appear justified as this may decrease the probability of finding effects of lateralization.


1988 ◽  
Vol 67 (3) ◽  
pp. 943-954 ◽  
Author(s):  
Carolyn E. Kerr ◽  
Warren S. Brown

The relationship between personality and preference for use of the right or left hemisphere of the brain in cognitive processing was investigated. Lateral eye movements were recorded as 50 female and 20 male right-handed subjects considered questions requiring reflection. The questions were not obviously “verbal” or “spatial” in nature but did require differing levels of reflection. Questions requiring higher levels of reflection produced a higher rate of lateral eye movement responses. Percent right eye movement for individual subjects was then correlated with scores on the Sixteen Personality Factor Questionnaire, using both first-order factors and the second-order factor Cortertia, which has some face validity as describing the personality generally ascribed to those who produce mostly right lateral eye movements. No correlation was found between the preferred directions of eye movements and 16 PF factors, which suggests that the lateral eye movements reflect thinking and problem-solving strategies but are not associated with personality styles.


1979 ◽  
Vol 49 (1) ◽  
pp. 195-202 ◽  
Author(s):  
Howard Shevrin ◽  
Irving A. Smokler ◽  
Evelyn Wolf

This study investigated the relationship between field independence and defense clustering as measured by the Defense Mechanisms Inventory and lateral eye movements. Subjects had previously been classified either as hysterical or obsessive style by the Rorschach and WAIS Comprehension subtest. Previous findings indicate that these subjects have a preferred direction of lateral eye movement in a questioning format (hysterical style = left; obsessive style = right). This study found no relationship between field independence and defense clustering and lateral eye movements. To the extent that eye gaze indexes hemispheric activation, we conclude that neither field independence nor defense clustering was related to hemispheric lateralization.


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