美国国家公共电台 NPR War Studies Suggest A Concussion Leaves The Brain Vulnerable To PTSD

War Studies Suggest A Concussion Leaves The Brain Vulnerable To PTSD play pause stop mute unmute max volume 00:0006:37repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your F

9医学专业英语--解剖学词汇--眼附器

第一章 视器 Chapter 1 Visual Organ accessory organs of eye 眼副器 adipose body of orbit 眶脂体 aqueous humor 房水 bulbar conjunctiva 球结膜 central artery of retina 视网膜中央动脉 chambers of eyeball 眼房 choroids 脉络膜 ciliary body 睫状体 ciliary

SSS 2010-02-26

Bring home a bucket of fried chicken and you may find that people have strong feelings about which part of the bird is best. Well, scientists at Washington University in St. Louis say the answer is: the eyes. At least when you compare them to our own

英文书摘精选 What Is A Concussion?什么是脑震荡?

If you follow football, hockey, soccer, or boxing, then you know that athletes in these and other contact sports are at constant risk for a concussion. Every season several football players miss a number of games after absorbing vicious blows to the

2007-10-06, Baby sense - 婴儿的感官

Even a visit to the grocery store can overload the senses. It's noisy, bright and smelly. The nose is working overtime. High up inside, specialized nerves dangle in the airstream. They detect chemicals in the air and send an electrical signal to the

有声英文阅读-激光手术，大饱“眼福”

For many of us, walking in the rain can be a pleasant and even soothing experience. For those of us who wear glasses, though, drops of water on the lenses and obscured vision can have us running for c

60秒科学:提高视力 请多吃鸡的眼睛

吃鸡肉时，你知道鸡身上的哪个部分是最好的吗？科学家的回答是：眼睛。科学发现，鸡的视网膜锥(体) 数量比人类多，因此可以感知更多的色彩。 Super Chicken Vision Bring home a bucket of fried chic

情绪低落抑制视网膜活动 陌生口音加重倾听者疑

Two studies of perception: the retinas of depressed people are far worse at responding to contrast; people doubt statements more when the speaker has a foreign accent. A couple of studies on perception. First, theres now visual data to back up the id

CCTV9英语新闻10月：苹果发布新的操作系统、Mac和iPad

​Apple has said that its latest computer operating system, Mavericks, is available free of charge. The California-based company made the announcement Tuesday at an event in San Francisco. 苹果公司表示，其最新款的电脑操作系统Maveri

SSS 2010-07-20

A couple of studies on perception. First, theres now visual data to back up the idea that everything looks kinda gray when you feel blue. Researchers examined how the retina responds to different black-and-white contrast situations. They did the test

2007年VOA标准英语-New Treatment Offers Hope for Age-Related Macul

By Melinda Smith Washington 10 July 2007 A recent study in the Journal of the American Medical Association shows that older people who carry certain genes are more susceptible to a loss of their central vision. That loss of sight is an advanced form

Eye Test May Reveal Parkinson’s Disease Earlier

Eye Test May Reveal Parkinsons Disease Earlier Parkinson's disease is usually discovered too late in patients for effective treatment. But now there's a new eye test that could diagnose the devastating condition much earlier. The degenerative conditi

英语听力文摘 English Digest 459、残留的光线

Afterglow Heres an experiment you can try: look at something bright relative to its surroundings, such as a lamp or a sunny window, for ten seconds without blink ing . Then shut your eyes and cover them over with your hands. You will find that the la

英语听力文摘 English Digest 485、看不清？眯眼睛

Is squinting really that effective? 眯眼睛真的有效吗？ Male: Thanks for coming on this fact-finding trip with me and share the driving. Female: Glad to do it. It should be a fun trip. I imagine I will learn a lot. M: I hope so. So i think we

双语有声阅读:激光手术，大饱“眼福”

激光手术，大饱眼福 For many of us, walking in the rain can be a pleasant and even soothing experience. For those of us who wear glasses, though, drops of water on the lenses and obscured vision can have us running for cover. Interested in re

每日一词【1066】On the rise：正在上升

今天我们要学的词是on the rise。 On the rise，正在上升。 The hip-hop singer's popularity is on the rise, 这个嘻哈歌手现在越来越红。最新研究显示， The number of concussions suffered by kids playing organized sports i

美国国家公共电台 NPR Spit Test May Reveal The Severity Of A Child's Concussion

STEVE INSKEEP, HOST: Every year, more than 1 million children and adolescents sustain a concussion. The symptoms may vanish in days or last for months. And right now, doctors usually cannot predict how long the recovery will take. That could be chang

【英语时差8，16】绿色门

In this Moment of Science Don gives Ya?l a neat trick to play on her brain. You might want to try it, too. D: Here's a simple demonstration you can do with cool implications. Find a large object that is brightly colored--let's make it a green door. S

【英语时差8,16】隐形眼镜的工作原理

Like glasses, contact lenses work by bending light rays just the right amount to make the object come into focus on the retina at the back of the eye. Sometimes the eyes natural lens has an imperfection or may not be shaped properly, which can make y

【英语时差8，16】隐形人同样无法看到你

At some point in our childhoods it dawns on us how incredibly great it would be to turn invisible. Just imagine all the places you could sneak into! Think of all the things you'd get to see! Well, nobody knows yet how to make a person invisible. But