这一过程发生在妊娠后第7至第19周之间，这是一个关键时期，因为许多神经细胞正开始执行各自的功能。
This happens at seven to 19 weeks of gestation, a crucial time when many of the nerve cells are establishing their functions.
研究者接着又对盖奇的新生神经元在形成2周后对信息特别敏感的理论进行了检验。
They next tested Gage's theory that new neurons are especially sensitive to input two weeks after they form.
《神经元》杂志上的一项新研究表明，一个人只需六周的艰苦训练就能获得超强的记忆力。
New research in the magazine Neuron suggests that a person will get a super memory with just six weeks of hard training.
第四度损伤包括神经内膜、神经周膜和神经外膜的损伤。
Fourth degree injury includes damage to the endoneurium, perineurium, and epineurium.
75%的坐骨神经痛会在三周内不治而愈。
Sciatica resolves on its own in three weeks in 75% of cases.
疼痛组包括12例有严重切口四周疼痛但不伴神经缺损的病例。
The painful group included 12 patients with severe peri-incisional pain without neurologic deficit.
提示手臂振动导致植物神经功能紊乱可能是作业工人外周循环功能异常的原因。
It suggested that the disorder of autonomic nervous function might be related to the dysfunction of peripheral circulation induced by HTV.
电镜下可见铁处理大鼠神经突起空泡变性，空泡化的细胞核周线粒体变性及微管堆积。
Under electron microscope, vacuolate degeneration of neuronal processes with mitochondria degeneration and accumulation of microtubule near vacuolar nucleus were observed in iron treated rats.
就CDFI与CDE在骨骼、软组织、周围血管及外周神经系统疾病诊断中的应用进行综述。
It details the wide application of diagnose of bone disease, soft organic disease, vessel disease and nerve system disease using the CDFI and CDE.
各种因素引起的外周神经损伤可诱发痛觉过敏、感觉倒错等病理现象。
The peripheral nerve injury caused by some pathological factors results in pathological chronic pain, such as hyperalgesia, allodynia, and spontaneous pain ect.
结论：这些结果表明t- 588口服给药在治疗外周神经损伤方面将是一种有前景的治疗选择。
Conclusion: These results indicate that oral administration of T-588 might be a promising therapeutic option in treating peripheral nerve injury.
目的：神经外膜纤维化使外周神经手术的难度、复杂度增加，被认为是影响手术成败的主要因素之一。
Epineural fibrosis may complicate peripheral nerve surgeries and currently is considered as one of the main factors responsible for failed surgeries.
神经解剖学主要研究脊椎动物或无脊椎动物的神经系统中枢和外周神经系统的结构。
This course of study focuses on the scientific study of the structure of the central and peripheral nervous system in vertebrates or the nervous system of invertebrates.
实验结果说明大鼠海马CA 1神经元对外周传入信号具有编码作用，参与对信号的调制。
From these results we can conclude that hippocampal CA1 neurons can modulate peripheral afferent signals and have encoding effects to them.
脑-机接口系统是一个不依靠外周神经和肌肉而实现大脑和外部设备之间进行直接的交流和控制的通道。
Brain-Computer Interface (BCI) systems support direct communication and control between brain and external devices without use of peripheral nerves and muscles.
脑—机接口系统是一个不依靠外周神经和肌肉组织等而实现大脑和外界装置之间直接的交流和控制的通道。
Brain-computer interface (BCI) systems support direct communication and control between brain and external devices without any use of peripheral nerves and muscles.
手术中发生的外周神经损伤的恢复时间一般为3-12个月。
The usual recovery time from an intraoperative peripheral nerve injury is 3 to 12 months.
结论免疫抑制剂fk506能促进外周神经端-侧吻合后神经再生的速度和质量。
Conclusion Immunosuppresssant FK506 could promote nerve regenerative speed and quality after end-to-side neurorrhaphy of peripheral nerve.
大鼠坐骨神经外膜缝合、束膜缝合或神经移植后4周或9周，应用辣根过氧化物酶逆行标记腓总神经中再生轴突的胞体。
Horseradish peroxidase was used to label the regenerative axons of peroneal nerves 4 or 9 weeks after epineurial or Perineurial suture or nerve grafting in sciatic nerves in rats.
方法：用高频超声检查了肢体的外周神经鞘类肿瘤6例，其中4例为神经鞘瘤，2例为神经纤维瘤。
Methods: High resolution ultrasonography was used to evaluate 6 patients with peripheral nerve sheath tumors of the extremities, among them 4 cases were neurilemmas, 2 cases were neurofibromas.
目的探讨组织工程化胶原神经导管的构建及对外周神经缺损的修复。
Objective To investigate the construction of tissue engineering collagen nerve conduits and repair peripheral nerve defects.
本文就国内外对外周神经的超声影像学研究、超声引导外周神经阻滞技术的临床应用和评价作一综述。
This article is to review the recent study of ultrasonic image of peripheral nerves and clinical application and evaluation of ultrasound-guided peripheral nerves block technique.
目的探讨单侧大隐静脉曲张手术中应用神经刺激仪引导下的外周神经阻滞与硬膜外麻醉的效果比较。
Objective to compare the anesthetic effect between nerve stimulator guided peripheral nerve block and epidural block in patients undergoing unilateral great saphenous varicose veins surgery.
结论神经肌电图检查在腰骶神经根病变与下肢外周神经病变的鉴别中具有一定的意义。
Conclusion ENMG may play a definite role in differential diagnosis between peripheral nerve entrapment syndrome in lower extremity and lumbosacral radicular pain.
观察外周神经雪旺细胞对视网膜神经细胞成活及突起生长的影响。
To study the effects of Schwann cells on promoting neurite growth of rat retinal neurons in vitro.
结论CT和MRI扫描是诊断颈部外周神经源性肿瘤的有效方法。
Conclusion ct and MRI are effective for the diagnosis of cervical peripheral neurogenic tumors.
当梯度上升时间只有数毫秒时，外周神经兴奋是梯度场安全的上限指标。
For gradient ramp duration of less than a few milliseconds, mean peripheral nerve stimulation is a safe indicator of high dB /dt .
目的探讨神经元尼氏染色法在外周神经损伤研究中的应用。
Objective To explore the way of demonstrating neurons in sciatic nerve injury.
外周神经系统本身具有再生的能力，但肌肉中神经支配的恢复常常不理想，结果限制了肌肉功能的恢复。
The peripheral nervous system has the intrinsic capacity to regenerate but the reinnervation of muscles is often suboptimal and results in limited recovery of function.
结论外周感觉神经在创伤后早期可促进成纤维细胞的增殖。
Conclusion Periphery nerve can promote fibroblasts proliferation at the early stage of wound.
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