运动皮层
- 网络motor cortex;Primary Motor Cortex;sensory motor cortex
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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
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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 .
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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
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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 .
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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
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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 .
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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 ) .
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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
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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 .
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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 ) .
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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
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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 .
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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 .
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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 .
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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 .
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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 .
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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 .
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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 .
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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 .
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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
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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 .
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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
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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 .
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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 .
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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
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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
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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
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运动皮层的功能磁共振成像研究
Functional MRI Study of Motor Cortex
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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
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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