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Biomedical subjects

M L Van Blerkom

Publications and source records attributed to M L Van Blerkom.

2 recordsLinked to original sources

Haptic lateralization, field dependence, and sex.

This study was designed to examine the relationship between lateralization and field dependence-independence. Through prior screening, 48 right-handed college students (24 men and 24 women) were identified as either field dependent or field independent on the Embedded Figures Test. Using a unilateral haptic task, field-independent men were more lateralized than field-dependent men. No such differences were found for women. These results are discussed in relation to Witkin's theory of psychological differentiation. Possible differences between men and women are also discussed.

Adult↗

Developmental trends in dichhaptic lateralization.

Two studies on developmental trends in dichhaptic lateralization for nonlinguistic stimuli were conducted on school-aged children. Study 1 included 60 students in Grades 1, 5, and 9. Study 2 included 200 students from Grades 2, 4, 6, 8, and 10. Both studies showed significant age-related increases in over-all dichhaptic accuracy. In Study 2 a significant left-hand advantage for all subjects as well as an over-all advantage for boys were noted. Significant interactions indicated different developmental trends for boys and girls but did not show clear patterns in the development of lateralization.

Adolescent↗