The outer layer of the cerebrum is called the cortex (also known as "gray matter").
大脑外层叫做皮质(也称“灰质”)。
Now comes a study finding that it’s possible to increase the brain’s gray matter quite quickly—in only a matter of days.
现在，一项最新的研究发现，不需要这么久，大脑增加灰质的速度更快——是以“天”计算的。
He observed that the axons in his samples ended in the gray matter, and that their endings were consistent with the location of dendrites.
他发现，在他的标本中，轴突最终终止于灰质，并且它们的结合位点与树突的位置相一致。
When learning a new language, your brain is running a whole new neuropathway, creating new patterns and trying to fix those new pathways permanently in your gray matter.
当我们学习一门新语言的时候，我们的大脑里新的神经通路就开始发挥作用，大脑会创造新的认知模式，并使这种新的认知模式与大脑灰质构建永久性的联系。
Cerebral cortex: layer of gray matter that constitutes the outer layer of the cerebrum and is responsible for integrating sensory impulses and for higher intellectual functions.
大脑皮质：指大脑外层的灰质层，负责整合感觉冲动和各种高级智力活动。
There is sparing of gray matter and subcortical U-fibers.
灰质和皮质下u形纤维尚正常。
The gray matter lining the clefts is characterized by polymicrogyria.
灰质内衬的脑裂是多小脑回的特征性表现。
Calorie restrict ion also appeared to slow the loss of gray matter in the brain.
限制热量摄入似乎还可以延缓大脑灰质的损失。
The data were analyzed by using VBM based on SPM5 to generate gray matter density map.
采用以spm 5为基础的VBM方法进行数据处理得到全脑灰质图。
Nodular gray matter abuts and impinges on ventricles bilaterally, left greater than right.
结节状的灰质邻接并突向脑室，左侧比右侧明显。
The result: "white matter" as well as "gray matter" reduction in several areas by as much as 20%.
结果表明：多个区域的白质以及灰质减少20%之多。
Conclusion The oligodendrocyte in gray matter area had selective vulnerability to ischemic injury.
结论灰质区少突胶质细胞具有选择性缺血易损性。
Methods to analyse retrospectively clinical and imaging data of 12 cases with gray matter ectopic symptom.
方法回顾性分析12例灰质异位症的临床和影像资料。
Objective To evaluate the role of MRI in diagnosis and differential diagnosis of gray matter heterotopia(GMH).
目的探讨脑灰质异位症（GMH）的MR I诊断及鉴别诊断。
No regions were found with significantly different gray matter density between pre - and post-treated patients.
未见患者治疗前后灰质密度差异有显著性的脑区。
Meanwhile, the blood flow in the gray matter of spinal cord was determined by measuring the hydrogen clearance.
同时用氢清除法检测脊髓灰质血流量的改变。
The percentages of water content in brain gray matter and white matter were determined with water analytic apparatus.
通过水分分析仪分别测定各组脑灰、白质水分含量百分比。
MRI shows small areas of gray matter, which is isointense to mature gray matter, protruding into the ventricular lumen.
MRI显示小的灰质区域，信号类似于成熟的灰质，突向脑室腔。
Results Fuzzy K means clustering algorithm can segment white matter, gray matter and CSF better from the MR head images.
结果模糊K- 均值聚类算法能很好地分割出磁共振颅脑图像中的灰质、 白质和脑脊液。
There are three clinically useful classifications of gray matter heterotopia: subependymal, band, and subcortical heterotopia.
临床上有三种分类：室管膜下、带状、皮层下灰质异位。
And indeed, the rodents could lose a substantial portion of their gray matter and still complete the maze, once it was learned.
实际上，只要老鼠熟悉了路径，哪怕脑部失去一大块灰质，仍然能顺利走完迷宫。
That may be why people with less gray matter volume in these areas are more sensitive to pain, and vice versa, the researchers said.
研究人员表示，这可能就是在上述脑区灰质较少的人对疼痛更为敏感的原因。
In both groups of patients, the researchers note, there was less cortical gray matter in the right hemisphere than in the left hemisphere.
研究者注意到，在两组患者中，存在右侧大脑半球灰质少于左侧的情况。
Band heterotopia is diagnosed by visualization on MRI of a smooth layer of gray matter separated from the cortex and ventricles by white matter.
带状异位在MRI上表现为一个平滑的灰质带位于脑室和皮质之间，中间夹以脑白质。
Results: T2 relaxation time of gray matter nucleus was shorten because of iron content increasing, and that of white matter had not this change.
结果：灰质核团t2弛豫时间随脑铁含量增加而缩短，脑白质t 2弛豫时间无变化趋势。
Findings: There is an extradural, dural based, enhancing lesion in the left cerebellopontine Angle cistern that is isointense to the gray matter.
影像学表现：左侧桥小脑脚池内与灰质信号相同的硬膜外肿物，宽基底与硬脑膜接触。
The second one is to segment brain MR images into different tissue classes, namely, gray matter (GM), white matter (WM), and cerebrospinal fluid (CSF).
脑组织分类，即将脑部MR图像标记为灰质、白质与脑脊液三种不同的组织区域；
All three are most easily diagnosed with MRI, which demonstrates isointensity to normal gray matter on all sequences without postgadolinium enhancement.
所有的三种异位在MRI上都可以非常容易的诊断，在所有的序列中都可表现为等信号或灰质信号而不伴有强化。
All three are most easily diagnosed with MRI, which demonstrates isointensity to normal gray matter on all sequences without postgadolinium enhancement.
所有的三种异位在MRI上都可以非常容易的诊断，在所有的序列中都可表现为等信号或灰质信号而不伴有强化。
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