But do city birds really need more gray matter to make it?
但是就因为这样，城里小鸟就需要变得更聪明吗？
Calorie restriction 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 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”)。
Healthy arteries not only mean a healthy cardiovascular system but healthy gray matter as well.
动脉的健康不仅意味着心血管系统的健康，而且也是大脑的健康。
While we describe the brain as "gray matter" and "white matter", this is not a true description of its color.
我们通常都把大脑描述成“灰白质”或者“白质”，这些对它颜色的描述都是不正确的。
There is sparing of gray matter and subcortical U-fibers.
灰质和皮质下u形纤维尚正常。
Gray is associated with intellect and the brain is composed of "gray matter".
灰色经常和智慧联系在一起，而大脑恰好由“灰质”组成。
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。
Objective: to have some understanding of MRI diagnostic typing of brain gray matter heterotopia.
目的：提出脑灰质异位症的M R I诊断分型，提高对本病的认识。
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。
More gray matter, which consists mostly of neurons, is generally equated with greater brain health.
脑部的神经元几乎都集中在灰质部分，脑灰质较多通常就等同于脑部较为健康。
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。
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。
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。
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。
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。
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。
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。
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。
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