单词:medullated nerve fibers of retina
单词:medullated nerve fibers of retina 相关文章
The Bible says you cannot wear clothes made of mixed fibers, so I thought, Sounds strange, but I'll try it. 圣经上说,不能穿混合纤维的衣物。所以我想:这听起来很奇怪,但是我要试试看。 You only know if you try it. I
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
FAITH LAPIDUS: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Faith Lapidus. BOB DOUGHTY: And I'm Bob Doughty. This week, we tell about the disease multiple sclerosis. (MUSIC) FAITH LAPIDUS: Multiple sclerosis is not easy to say. Those who
And the problem with it is, I think we are setting ourselves up for a kind of disaster like the disaster we had in the financial system, 而问题在于,我认为,我们正在将我们自己置于类似于金融风暴那样的灾难之上, wher
Now, the idea is not as crazy as it sounds. 其实,这个想法并不像听起来那么恐怖。 I started a contest four years ago called Dance Your Ph.D. Instead of explaining their research with words, scientists have to explain it with dance. 四
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
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
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
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
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
This is Scientific Americans 60-Second Science. Im Karen Hopkin, this will just take a minute. Anyone whos ever cut up an onion knows that some smells can actually be painful. Now, researchers from Baltimore and Denver are closer to understanding why
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
VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Faith Lapidus. VOICE TWO: And I'm Bob Doughty. This week, we tell about the disease multiple sclerosis. (MUSIC) VOICE ONE: Joan Molenaar helps her husband Larry, a victim of multiple
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
Lesson 19 Nerve 1.She was a bundle of nerves at the interview. 2.You've got a lot of nerve. 3.He gets on my nerves. 4.I lost my nerve when I saw that. 5.That's really getting on his nerves. 6.I must have hit a nerve with him. 7.His last word touched
我们今天要讲的习惯用语都有这样一个词nerve。Nerve通常解释为神经,但是有时它的意思是勇气。例如在我们要学的第一个习惯用语里: get up the nerve。我们来听个例子。 这是一名职员认为领导忽
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
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
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
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