脑血流

This is the VOA Special English Health Report. We often hear the term brain aneurysm. Joe Biden had two of them twenty years ago. Doctors saved his life. Now the sixty-five year old senator from Delaware has just been named the vice presidential cho

发表于:2018-12-07 / 阅读(86) / 评论(0) 分类 VOA慢速英语2008年(八)月

From VOA Learning English, this is the Health Lifestyle report. Our brains are protected by our skull. But that is not the only protection it has. A natural barrier around our brains prevents germs and other damaging substances in the blood from ente

发表于:2018-12-08 / 阅读(99) / 评论(0) 分类 2018年VOA慢速英语(八)月

Clinton Recovering From Blood Clot In Her Head Charles Eyler knows all about blood clots. Hes had two. Theyre painful, I mean really painful. Really bad pain, Eyler said. And now, Secretary of State Hillary Clinton has her second blood clot. The firs

发表于:2018-12-16 / 阅读(93) / 评论(0) 分类 VOA标准英语2013年(一月)

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. For decades, scientists have used an imaging technique called functional magnetic resonance imaging, or fMRI, to chronicle the brain in action. But a stu

发表于:2018-12-24 / 阅读(71) / 评论(0) 分类 Scientific American(一)月

What Causes A Lump In Your Throat? Oftentimes when we cry, we feel a lump in the throat. Does a lump actually form, or is there some other explanation? 图片1 Explanation The lump-like thing we feel when overcome by emotion has to do with how the ne

发表于:2018-12-31 / 阅读(84) / 评论(0) 分类 英语听力文摘 English Digest

Why Does Altitude Cause Headache? Mountain climbers face many dangers as they brave the cold winds and icy slopes and jagged cliffs of the peaks they climb. But one of the most serious dangers they face is all in their headsliterally. Why does altitu

发表于:2018-12-31 / 阅读(70) / 评论(0) 分类 英语听力文摘 English Digest

Its called functional magnetic resonance imaging, or FMRI. And some neuroscientists call it the greatest scientific advance of the last 25 years. Because FMRI lets researchers look at the human brain in action. By measuring blood flow, it produces co

发表于:2019-01-08 / 阅读(107) / 评论(0) 分类 Scientific American(二)月

VT tidal volume 潮气容积 TLC total lung capacity 肺总量 VC vital capacity 肺活量 IC inspiratory capacity 深吸气量 ERC expiratory reserve capacity 补呼吸量 RV residual volume 残气容积 FRC functional residual capacity 功能残气量

发表于:2019-01-08 / 阅读(99) / 评论(0) 分类 医学英语

SCIENCE IN THE NEWS - A Possible Blood Test for Alzheimers Disease JUNE SIMMS: This is SCIENCE IN THE NEWS, in VOA Special English. Im June Simms. SHIRLEY GRIFFITH: And Im Shirley Griffith. Today we tell about Alzheimers disease. More than a century

发表于:2019-01-12 / 阅读(84) / 评论(0) 分类 2012年VOA慢速英语(三)月

Doctors Achieve Milestone Using Artificial Heart With No Beat In March, two doctors at the Texas Heart Institute in Houston achieved what medical experts call a major milestone by implanting a continuous-flow artificial heart in a human patient. The

发表于:2019-01-13 / 阅读(136) / 评论(0) 分类 VOA标准英语2011年(七月)

New research suggests a relatively simple blood test might make it possible to predict who is at a higher risk for developing dementia. The most common form of dementia is Alzheimer's Disease, and currently, it can only be definitively diagnosed in a

发表于:2019-01-14 / 阅读(99) / 评论(0) 分类 VOA标准英语2011年(一月)

Researchers have identified a link between dementia and the brain damage that can occur in older people with high blood pressure and other forms of cardiovascular disease. High blood pressure, high cholesterol, and other conditions that affect blood

发表于:2019-01-14 / 阅读(119) / 评论(0) 分类 VOA标准英语2010年(十一)月

NOEL KING, HOST: There's growing evidence that when your blood pressure goes up, so does your risk of developing dementia, so one of the country's top brain doctors is urging people to protect their brains by controlling their blood pressure. As NPR'

发表于:2019-01-17 / 阅读(71) / 评论(0) 分类 2018年NPR美国国家公共电台7月

It seems like from the time we are very young women are affected in some way by the monthly cycle. For young girls it is through our older sisters, cousins, aunts, and female relatives where we see the effects of menstruation, in how they change thei

发表于:2019-01-17 / 阅读(185) / 评论(0) 分类 实用英语

A technology company is developing a lie detector app for smartphones that could be used by parents, teachers - and internet daters. 一家科技公司正在研发一款面向智能手机用户的测谎软件,家长、教师甚至线上约会者都可

发表于:2019-01-18 / 阅读(77) / 评论(0) 分类 阅读空间

HEALTH REPORT - Scientists Find New Clue about Acupuncture By Jerilyn Watson Broadcast: Wednesday, March 17, 2004 This is the VOA Special English Health Report. A Chinese book on the ancient practice

发表于:2019-01-30 / 阅读(78) / 评论(0) 分类 健康与经济

HEALTH REPORT - Study Suggests Laughter Is Good for the Heart By Cynthia Kirk Broadcast: Wednesday, May 25, 2005 I'm Gwen Outen with the VOA Special English Health Report. Study says: laughter is the

发表于:2019-01-30 / 阅读(182) / 评论(0) 分类 健康与经济

Pre-Listening Vocabulary whine: to complain in a way that annoys others receptor: a cell or nerve that responds to a sense roof of ones mouth: the palate; above the top of the tongue contract: get smaller overreact: to act as if a minor problem is a

发表于:2019-02-27 / 阅读(89) / 评论(0) 分类 趣谈英语

Do you remember who won the world series in nineteen sixty- eight, but forget where you left your keys? Are you great at remembering all the details of a story, but lousy when it comes to remembering peoples names? What our brains choose to remember,

发表于:2019-03-06 / 阅读(145) / 评论(0) 分类 英语时差8,16

Is there any way to prevent or cure dementia? Unfortunately, no: theres no cure for dementia. And theres no sure fire way to prevent it, either. But scientists suspect that some types of foods may help the brain stay healthy longer. Right.For example

发表于:2019-03-06 / 阅读(114) / 评论(0) 分类 英语时差8,16
学英语单词
addition of matrices
airgap
alleviated
alternative net ground
American storax
bailiwick
bone fractures
bowhead
buren
catapult speed indicator
chemical ignitor
cholascos
clothes driers
combination of test of significance
como-cast process
constant-reaction blade
convention application
conveyer pulley
cotransaminase
Cropredy
Deiter's cells of cochlea
dew worm, dew-worm
diamond weave coil
discease
drizzlers
dry adiabatic stability
end-user terminal
femtograms
glasper
hand-bolt
Henrisporites
Hiptage multiflora
historical geomorphology
home location
HU-INTERFERON
incremental inductance
interest arbitrage
international atomic weight table
ITcsa
Justinian II
Karen State
ladder rail
left-lateral slip
letys
LMBC
Lobatto quadrature
loss ceiling
low-altitude forward-area air defense system
make heavy weather of
malevskis
mature soil
mixed rotor winding
morphological plasticity
Mount Penn
must-dos
mwana
nephelometrically
niza
nreca
offside trap
Oliver, Jamie
on the spoon
once and for all
pavot
penicillium expansum link
Per1p
pinau
plain of marine denudation
Plasmodiophoraceae
Poa acmocalyx
Pointe aux Pins
polyarchy
polychromatic cell
power take-off drive shaft
pushkar
pythia pantherina
racial segregations
radiophysical
range front
rate of cooling-air required
red admirable
rodgersflower rhizome
sceloporus undulatuss
search program
self recording hygrometer
sering
smudge coal
snakeslough
sneak away
solar receiver
Spigeli
steering resistance
tell it like it is
toringin
updrawn
urban population problem
Urodixin
viviparous fish
Wichita orogeny
wood cut
yesso