第六篇 神经系统 Section 6 Nervous System 第一章 总论 Chapter 1 Introduction association neuron 联络神经元 astrocyte 星形胶质细胞 axon 轴突 bipolar neuron 双极神经元 central nervous system 中枢神经系统 chemical synapse 化学突触 cortex 皮质 dendrite

发表于:2018-12-05 / 阅读(230) / 评论(0) 分类 医学英语

If blood didnt circulate through our bodies, carrying oxygen and nutrients, we wouldnt be able to live. Blood is so important to life that the body constantly makes new blood. 如果血液不能在我们身体内循环,为人体输送氧气和营养,

发表于:2018-12-28 / 阅读(52) / 评论(0) 分类 初学者听力文摘精选

What Is Progeria? Progeria was first described in the nineteenth century. The mysterious disease is often thought of as premature aging. Children with progeria are normal for their first year of life, but then develop medical problems normally seen i

发表于:2018-12-31 / 阅读(50) / 评论(0) 分类 英语听力文摘 English Digest

What Happens When You Lose Neurons? When you were born, almost all of the one trillion neurons, or nerve cells, in your brain had already formed. But those neurons still had a lot of growing to do. As kids grow, neurons in the brain branch out and ma

发表于:2018-12-31 / 阅读(51) / 评论(0) 分类 英语听力文摘 English Digest

1. President Barack Obama has been outlined the nations first comprehensive effort to curb vehicle emissions while also cutting dependence on imported oils. Hes calling the plan a historic turning point toward a clean-energy economy. 2. Authorities

发表于:2019-01-11 / 阅读(92) / 评论(0) 分类 美联社新闻一分钟2009年(五)月

研究或发现寨卡病毒与小头畸形症存在联系 This is the laboratory at Johns Hopkins'Institute for Cell Engineering in Baltimore, where scientists work around the clock for a month to find out how the Zika virus affects brain cells. 这是

发表于:2019-01-14 / 阅读(62) / 评论(0) 分类 VOA标准英语2016年(三月)

Almost all cells need iron to grow. Now, researchers have identified a link between the body's system for regulating iron and breast cancer. The discovery could help doctors predict the course of breast cancer disease and even help them decide the mo

发表于:2019-01-19 / 阅读(81) / 评论(0) 分类 VOA双语新闻 2010年8月

What Are Calluses And How Are They Formed? 皮肤上的茧是如何形成的? 人体皮肤由于劳动过程长期摩擦造成皮肤表皮细胞坏死而形成的,主要出现于手掌、足掌等部位。长时间的受到磨檫,组织细胞的老

发表于:2019-02-24 / 阅读(62) / 评论(0) 分类 英语听力文摘 English Digest