Brain mechanisms and learning, a symposium (1961) (20414352731)

Title: Brain mechanisms and learning, a symposium
Identifier: brainmechanismsl00coun (find matches)
Year: 1961 (1960s)
Authors: Council for International Organizations of Medical Sciences; Fessard, A. (Alfred); Delafresnaye, J. F. (Jean Francisque), 1919-
Subjects: Psychophysiology; Learning, Psychology of
Publisher: Springfield, Ill. , Thomas
Contributing Library: MBLWHOI Library
Digitizing Sponsor: MBLWHOI Library



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482 BRAIN MECHANISMS AND LEARNING retinal fibres at the optic chiasnia. This altered the rctino-ceutral relations such that excitations from each eye were conducted in an afferent sense only to the brain-half on the same side, as illustrated in Fig. i. Thereafter,
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Fig. 2 Chiasma-sectioned cat with one eye masked. A shifting of tlie nia^k troiu one eye to the other results in a shift of retinal afferent stimulation from one brain- half to the other. by occluding one or the other eye it was possible in these cats to determine which of the two brain-halves was to receive afferent visual stimulation during any given visual experience. A simple rubber mask was used as shown in Fig. 2 to be applied only during periods ot training or testing.