DIRECTION OF MOVEMENT AS SIGNIFICANT STIMULUS PARAMETER FOR SOME LATERAL GENICULATE CELLS IN RAT

被引:35
作者
MONTERO, VM
BRUGGE, JF
机构
[1] Laboratory of Neurophysiology, University of Wisconsin, Madison
基金
美国国家卫生研究院;
关键词
D O I
10.1016/0042-6989(69)90032-7
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
Directional neurons in rat dorsal lateral geniculate nucleus responded maximally to images moving in one direction; opposite movement evoked no spikes and often suppressed spontaneous activity. Asymmetry in the directional response was independent of stimulus size, shape, contrast and, within a range, velocity. Directional responses were obtained about 45° on either side of the preferred null axis. On-off responses were evoked throughout the receptive field. Inhibition acts in the null direction and facilitation in the preferred direction. Receptive fields occurred throughout the visual field; 52 % grouped in a region just nasal to the projection of the optic disc. © 1969.
引用
收藏
页码:71 / +
页数:1
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