运动皮层

健侧C7神经移位术后大脑运动皮层功能重组的功能MRI研究

Functional reorganization of human motor cortex after unaffected side C7 nerve root transposition

结果：右手握拳维持肌张力激活左侧初级运动皮层区（PrimaryMotorCortex，M1）、初级体感觉皮层（primarysenso-rycortex，S1）及右侧小脑半球。

Results : Right hand sustained muscle contraction activated the left primary motor cortex , the left primary sensory cortex and right cerebellum .

用麦芽凝集素-辣根过氧化物酶逆行示踪法研究大鼠C7神经根运动皮层的定位

Locating corticospinal neurons of C_7 nerve root by retrograde axonal transport ation method of WGA-HRP : a preliminary report

而MRI上出现杏仁核与周围梨状皮层、内嗅皮层的TZWI高信号，感觉运动皮层亦可见高信号，但此高信号在24小时后消失。

And hyper signals can also be found in the sensor-motor cortex area , but it disappeared 24 hours after SE .

脑肿瘤对初级运动皮层BOLD信号影响的多因素分析

Effect of Brain Tumors on BOLD Signal Intensity in the Primary Motor Area : a Multiple Regression Analysis

结果肝硬化门腔静脉分流术后运动皮层NOS和nNOS阳性细胞显著减少；

Results The number of NOS and nNOS positive neurons in cirrhosis rats with portacaval shunts decreased obviously .

目的用MR血氧水平依赖性成像技术（BOLD）研究正常人及癫痫、脑肿瘤患者对指运动皮层的功能磁共振成像（fMRI）。

Objective To study the brain functional activation under the stimulation of self-paced finger motoring using blood oxygenation level dependent functional magnetic resonance imaging ( BOLD-fMRI ) .

感觉运动皮层的锥体束通路对NRM电针镇痛效应的影响

The influence of pyramidal tract pathway of sensorimotor cortex on the effects of acupuncture analgesia on NRM neurons

采用1.5T超导磁共振仪检查肢体对应的大脑运动皮层激活的变化。

Changes of the corresponding primary motor cortex of limb were detected with superconduct 1.5 T magnetic resonance scanner .

目的利用功能MRI（fMRI），观察健侧C7神经移位术后大脑运动皮层的变化特征。

Objective To assess the characteristics of neuronal activity in human motor cortex after the seventh cervical nerve root transposition of the unaffected side by using functional MRI ( fMRI ) .

大鼠运动皮层投射神经元与Parvalbumin免疫阳性神经纤维终末的关系&免疫荧光、Confocal显微镜观察

The distribution patterns of parvalbumin immunoreactive appositions on projection neurons of rat motor cortex by means of Lucifer yellow intracellular staining , immunofluorescence and confocal microscope

结论在脊髓损伤局部和在大脑运动皮层给入cAMP能诱导大鼠脊髓损伤后神经再生，但尚不能达到有效促进实验动物后肢运动功能的效果。

Conclusion cAMP injected in the brain cortex or continuously infused in the spinal lesion area can induce the axonal regeneration and is beneficial to repair the spinal cord injury , but could not directly promote hindlimb movements recovering .

结论（1）CMR异常改变提示痉挛型脑性瘫痪以运动皮层和锥体束损伤为主，手足徐动型脑性瘫痪以锥体外系损伤为主；

Conclusion It was suggested that the main damage of spastic cerebral palsy were motor cortex and pyramidal tract , the main lesion of athetoid cerebral palsy was extrapyramidal system .

在22名正常成人志愿者的上下肢比较电与磁两种经皮运动皮层、脊髓刺激法所引出之运动诱发电位（MEP）的差异。

Motor evoked potential ( MEP ) on the upper and lower extremities of 22 healthy volunteers induced by transcutaneous electric and magnetic stimulation of the motor cortex and spinal cord were studied .

功率谱方法表明在任务与休息状态之间，大脑右侧运动皮层相对左侧运动皮层，BOLD信号有更大的功率差，这说明其右侧运动区域有更多相关神经细胞被诱发。

The power spectrum method demonstrated that right-handed subjects exhibited a larger power difference in BOLD signals between task and rest states in the right motor area than in the left motor area . These results show that more nerve cells are evoked in the right motor area .

组分析结果显示双侧运动皮层（BA6）、右侧感觉皮层、双侧基底神经节壳核、双侧脑岛等区域均出现明显激活，其中左侧运动皮层的激活程度明显强于右侧。

Group map analysis showed activation in bilateral motor cortex , right somatosensory cortex , bilateral basal ganglia , and bilateral insula .

利用SPM5软件对患者左、右手握拳任务下的图像进行分析，得到大脑运动皮层激活图。

Images are analyzed using the professional software SPM5 to obtain the bilateral activation of the motor cortex in left and right handgrip tests .

通过单层和二层前向SNN分析运动皮层神经元活动的结果表明，SNN算法用于提取神经元脉冲序列中的时间信息是可行的，并且多层网络具有更高的计算能力。

A one-layer and a two-layer feedforward SNN are used to analyze the activity of motor cortical neurons . The results show that the SNN algorithm is a feasible to analyze the timing of spike trains , and the multiple-layer network has higher computational power .

言语产生可增加手运动皮层的兴奋性。

Speech production increased the excitability of hand motor cortex .

基于功能磁共振成像的大脑运动皮层网络连通性研究

Research on Connectivity of Cerebral Motor Cortex Networks with fMRI

运动皮层对手臂运动进行计划，和执行。

Sthe motor cortex is involved in planning , and executing arm movement .

实时功能磁共振成像对运动皮层的定位

Localization of motor cortex by real-time imaging process functional MRI during finger movements

同时在显微镜下损毁大鼠运动皮层，制作出偏瘫大鼠模型。

Hemiparalysis rats were made by stereotactic lesion performed microscopically within rat motor cortex .

以下是本课程中运动皮层部分的测试样题。

These are example exam questions from the motor cortex section of the course .

重复电刺激前肢神经引起成年大鼠运动皮层的可塑性改变

Plasticity of Motor Cortex Induced by Repetitive Electrical Stimulation of Forelimb Nerve in Adult Rats

功能磁共振成像在累及脑运动皮层区肿瘤手术前后的应用研究

Application value of functional MRI in pre-and post-operation on patients with tumor near motor cortex

慢性卒中患者双上肢训练与运动皮层激活的随机对照试验

Repetitive bilateral arm training and motor cortex activation in chronic stroke : A randomized controlled trial

运动皮层的功能磁共振成像研究

Functional MRI Study of Motor Cortex

大鼠运动皮层损毁区胎鼠脑组织移植的行为学评价

Behavioral evaluation of rats with lesion on motor cortex after receiving transplant from brain of rat embryos

针刺镇痛过程中谷氨酸参与体感Ⅱ区经运动皮层对丘脑髓板内核群的下行调节

Involvement of Glutamate in Corticofugal Modulation of Intralaminar Nuclei from S ⅱ Via Motor Cortex in Acupuncture Analgesia