指令神经元

We humans dont always make the best choices. But now a study in the journal Neuron demonstrates that maybe our brains do make the best possible decisionsbut only if its done unconsciously. Alex Pouget at the University of Rochester takes a look at un

发表于:2018-12-02 / 阅读(238) / 评论(0) 分类 Scientific American(十二)月

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(402) / 评论(0) 分类 医学英语

内脏神经系统 Visceral Nervous System abdominal aortic plexus 腹主动脉丛 aorticorenal ganglion 主动脉肾神经节 autonomic nervous system 自主神经系统 cardiac plexus 心丛 celiac ganglia 腹腔神经节 celiac plexus 腹腔丛 cervicothoracic ganglion 颈胸神经节

发表于:2018-12-05 / 阅读(456) / 评论(0) 分类 医学英语

Not many scientific studies begin like this: Many hours of watching YouTube clips. Trying to find as many yawns as possible. But for Andrew Gallup, an evolutionary psychologist who studies yawning at the State University of New York, it was all in a

发表于:2018-12-24 / 阅读(215) / 评论(0) 分类 2016年Scientific American(十)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. You probably remember exactly what you were doing when you first heard the news on 9/11. Thats because the brain has ways to file information so that thi

发表于:2018-12-24 / 阅读(233) / 评论(0) 分类 Scientific American(一)月

第三章 神经系统的传导通路 Chapter 3 Neural Pathways acoustic radiation 听辐射 adrenergic pathway 肾上腺能通路 aminergic pathway 胺能通路 auditory pathway 听觉传导通路 central radiation of thalamus 丘脑中央辐射 chemical pathways 化学通路 cholinergic

发表于:2018-12-30 / 阅读(475) / 评论(0) 分类 医学英语

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(185) / 评论(0) 分类 英语听力文摘 English Digest

The big dream for neuroscientists is to be able to watch our brain cells in action, in real time. Well, new research has maybe found the most promising tool yeta technique to watch individual neurons light up in response to a stimulus, like flipping

发表于:2019-01-02 / 阅读(362) / 评论(0) 分类 60秒科学

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Senior citizens across the world love keeping their brains busy with crossword puzzles, sudoku or word jumbles. These brain-teasers actually help keep neurons firing

发表于:2019-01-08 / 阅读(300) / 评论(0) 分类 Scientific American(十)月

A friends four year old daughter recently complained to me about how badly her mosquito bite itched. She was about to burst into tears. The fact that an uncomfortable itchy sensation can drive many of us to distraction led many scientists to believe

发表于:2019-01-08 / 阅读(262) / 评论(0) 分类 Scientific American(八)月

The big dream for neuroscientists is to be able to watch our brain cells in action, in real time. Well, new research has maybe found the most promising tool yeta technique to watch individual neurons light up in response to a stimulus, like flipping

发表于:2019-01-08 / 阅读(228) / 评论(0) 分类 Scientific American(五)月

AS IT IS 2016-05-14 First US Woman to Lead Combatant Command The first woman to lead one of the largest U.S. military commands officially began the job on Friday. Air Force General Lori Robinson is the new head of the U.S. Northern Command (NORTHCOM)

发表于:2019-01-12 / 阅读(260) / 评论(0) 分类 2016年VOA慢速英语(五)月

The U.S. Defense Department is in the final stages of creating a new military command to defend against attacks on the nation's military computer systems. We report from the Pentagon on plans for U.S. Cyber Command. Deputy Secretary of Defense Willi

发表于:2019-01-13 / 阅读(249) / 评论(0) 分类 VOA标准英语2009年(六月)

On August 9, U.S. Defense Secretary Robert Gates announced the elimination of a major U.S. combat command as a cost-cutting measure. The Joint Forces Command employs about 6,000 people around (the US southern city of) Norfolk, Virginia. People who li

发表于:2019-01-13 / 阅读(281) / 评论(0) 分类 VOA标准英语2010年(八)月

DAVID GREENE, HOST: Scientists have taken one more small step toward understanding what makes the human brain unique. As NPR's Jon Hamilton reports, they've identified a type of brain cell that exists in people but not in rodents. JON HAMILTON, BYLIN

发表于:2019-01-17 / 阅读(265) / 评论(0) 分类 2018年NPR美国国家公共电台8月

By Al Pessin Tampa, Florida 17 March 2007 Admiral William Fallon (left) and General John Abizaid at change of command ceremony A U.S. Navy admiral took command Friday of the part of the U.S. military that is fighting the wars in Iraq and Afghanistan

发表于:2019-01-31 / 阅读(252) / 评论(0) 分类 2007年VOA标准英语(三月)

By Kari Barber Dakar, Ougadougou 14 November 2007 On a stop in Burkina Faso, U.S. Deputy Secretary of State John Negroponte talked about U.S. plans for a new military command for Africa. The command has been controversial on the continent where some

发表于:2019-02-03 / 阅读(231) / 评论(0) 分类 VOA常速英语2007年(十一月)

By Barry Newhouse Islamabad 03 June 2008 The U.S. general who led allied ground forces in the invasion of Iraq has taken command of NATO troops in Afghanistan. VOA's Barry Newhouse reports General David McKiernan takes charge as commanders in Afghan

发表于:2019-02-12 / 阅读(289) / 评论(0) 分类 VOA标准英语2008年(六月)

By Alisha Ryu Nairobi 11 April 2008 The head of the new U.S. military command for Africa says the United States has no plans to move its headquarters to an African location once it becomes a full-fledged command in October. U.S. Army General William

发表于:2019-02-17 / 阅读(259) / 评论(0) 分类 VOA常速英语2008年(四月)

You always pull this From your bag of tricks You toss a tear on your cheek Just to see what sticks Dashboard light reads midnight You don't want me to go The house is dark, you're falling apart And you hate to be alone But I don't get it What's wrong

发表于:2019-02-20 / 阅读(234) / 评论(0) 分类 美国乡村音乐
学英语单词
angle-pieces
anti-recession programme
archimandrites
batture
Batu Enam, Sungai
beck's hydrometer
berk
blast-furnace portland cement
blocking oscillator modulator
brewmasters
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chargeing machine
chavchavadze
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dieuropium
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entest
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Ischaemum muticum
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