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But she says there is much evidence that nicotine in tobacco smoke affects the nervous system, and child development and behavior.
VOA: special.2009.01.13
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Another example is in the nervous system, patients that have Parkinson's disease have too little of a natural ligand called dopamine.
另一个例子有关神经系统,帕金森氏病的患者,缺乏一种叫做多巴胺的天然的配体
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It varies in its structure among cells of the nervous system but all synapses have some properties in common.
突触结构因神经系统细胞不同而不同,但突触都有某些共同属性
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He had Huntington's Chorea, the same disease of the brain and nervous system that had killed his mother.
VOA: special.2010.06.20
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Now, what this enables these cells to do is to communicate with very specific other regions of the nervous system.
现在,细胞就能够,同神经系统其他特定区域进行通讯
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The head of the center's office dealing with the nervous system said nobody else knew about it,either.
VOA: special.2010.05.04
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We're going to take these general topics and talk about how they work in the nervous system and the immune system next time.
在下节课我会讲这些内容以及,配体-受体系统在神经系统和,免疫系统中的作用原理
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MS symptoms can depend on where the nerve scars are in the body's central nervous system.
VOA: special.2009.01.06
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The synapse is just this anatomical region of contact between two adjacent cells in the nervous system.
突触是解剖学上,神经系统相邻两细胞的连接区域
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The central nervous system of the body includes the brain and the spinal cord.
VOA: special.2009.01.06
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They're small molecules that - whose principal function in the body is to carry signals from one cell in the nervous system to another.
它们都是小分子,在体内主要功能是在,神经系统内将信号,从一个细胞传导到另一个细胞
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Nora Guthrie suffered from a disease that destroys the brain and nervous system.
VOA: special.2010.06.13
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Part of the complexity of the nervous system is the complexity of this interconnection of cells.
神经系统的复杂性部分地,体现在神经细胞间相互连接的复杂性
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These substances can damage the human nervous system and natural defenses against disease.
VOA: special.2009.06.23
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It's not that all these layers are wrapped around the nervous system and the endocrine system.
不是所有功能,都围绕着神经系统和内分泌系统展开的
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The insect can carry a parasite that infects the central nervous system.
VOA: special.2010.04.07
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Again, in the context of a specific tissue site, in this case it's the nervous system.
当然又是放在某种组织当中来说,这次是在神经系统
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It also helps the heart and nervous system work smoothly.
VOA: special.2009.04.21
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If you look throughout the nervous system you would find cells that look different in different regions, because of where they're situated in the brain.
如果你仔细检视神经系统,你会发现不同部位的神经细胞,看起来不一样,这取决于它们在大脑中所处的位置
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Lead can damage the brain and the nervous system.
VOA: special.2009.08.31
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That's what leads to some of the complexity of function of the nervous system.
这就是导致,神经系统功能多样性的原因
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Over time,the parasites invade the central nervous system.
VOA: special.2010.01.04
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I'm using it just to make the point, which you already know about; that the nervous system is complex in it performs a complex set of functions.
我想通过这张图片阐述一些,你们已经知道的知识,即神经系统是一个,功能复杂的复合体
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He treated disorders of the nervous system.
VOA: special.2010.04.13
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That was the point I was trying to illustrate in the nervous system.
这才是我在讲解神经系统时,想极力说明的问题
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Sleeping sickness is spread by a parasite that infects the central nervous system and,if left untreated, moves to the spinal column and brain, resulting in mental confusion and eventual death.
VOA: standard.2010.04.05
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One of the things you know about the nervous system is its fast.
你们都知道神经系统反应迅速
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How do your kidneys know what the status is of inside your blood, They know that because they receive signals from the endocrine system and the nervous system.
肾脏何以得知血液组分的状态,它们能够知道这些是因为它们接收到,来自内分泌系统和神经系统的信号
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The nervous system does the same thing in a different way.
神经系统也传递信号,但原理有所不同
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That would be a bad design for our nervous system where we want to use cells over and over again, so they're able to recover from this change in potential.
这样的神经系统设计可不怎么样,我们想要能重复使用的神经细胞,所以它们具有从电势变化中恢复的能力
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