corticospinal tract

changes of corticospinal tract in rats of cirrhosis with portacaval shunts

大鼠肝硬化门腔静脉分流术后皮质脊髓束变化的研究

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Combined MR spectroscopic imaging and diffusion tensor MRI visualizes corticospinal tract degeneration in amyotrophic lateral sclerosis

联合应用MR分光镜成像和弥散张力MRI，使肌萎缩侧索硬化患者变性的皮质脊髓束成像

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Amyotrophic lateral sclerosis ( ALS ) involves upper neuron , lower neuron and corticospinal tract.

肌萎缩侧索硬化 症 累及部位包括上 、 下运动神经元以及皮质脊髓束.

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Detection of regional cerebral blood volume, regional cerebral blood flow, average pass time and peak time of the contrast medium in lesion area and the contralateral area; Comparison of the amount of connecting fibers between left corticospinal tract and left Broca and Wernicke areas.

病变部位及对侧的局部脑血容量、局部脑血流量、对比剂平均通过时间、达峰时间的测定，左侧皮质脊髓束及Broca区与Wernicke区之间的联系纤维数量与对侧相应区域的比较。

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The corticospinal tract is a descending tract that originates in the brain and controls voluntary movements, while the ascending tracts carry sensory information.

皮质脊髓束是一个起源于大脑的下行传导束，控制自主运动，而上行传导束则传递感觉信息。

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there is no decussation in the lateral corticospinal tract after the decussation at the medullary pyramids.

它们在髓状锥体交叉后，不会在皮层脊髓侧束中交叉。

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at this point, ~85% of these upper motor neuronal axons decussate. these fibers then descend as the lateral corticospinal tract.

至此，有大约85%的上位运动神经元轴突交叉成十字形及如皮质脊髓侧束般下降。

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Fig. 2 High signal intensity in the corticospinal tract on T 2-weighted images of Case 3.

图2. 病例3患者于T2像上见皮质脊髓束区高信号病灶.

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Objective To establish a combined injury model of cervical dorsal corticospinal tract ( dCST) and red nuclei for the study of plasticity after spinal cord injury.

目的为研究脊髓损伤后的可塑性变化，建立大鼠红核和皮质脊髓背侧束（dCST）联合损伤模型。

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Objective To explore the courser of rat corticospinal tract ( CST) in the center neural system and manifestations after spinal cord injury by the Biotin Dextran Amine ( BDA) anterograde neuronal tracing technique.

目的本研究采用生物素标记葡聚糖（biotin dextran amine，BDA）顺行示踪技术来观察大鼠皮质脊髓束（CST）在中枢神经系统中的走行及脊髓损伤后的表现特征。

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