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选生后一周未睁眼Wistar大鼠40只,随机分为摘除右侧眼球、左侧眼球、双侧眼球及正常对照四组,各组10只.对胼胝体正中矢状断面的超微结构进行了研究.结果表明:1.胼胝体由有髓及无髓神经纤维组成;2.胼胝体各部均有轴-轴突触存在;3.胼胝体发育受视觉的影响.
One week after birth, 40 Wistar rats without eyes opened were randomly divided into four groups: right eye, left eye, bilateral eyeball and normal control group, with 10 in each group.The ultrastructure of the median sagittal section of the corpus callosum The results showed that: 1. The corpus callosum consists of myelinated and unmyelinated nerve fibers; 2. Axis-axon synapses exist in all parts of the corpus callosum; 3. The development of the corpus callosum is affected by the visual.