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首页英语词典brainbrain考试真题

brain

英 [breɪn] 美[bren]

英英释义词组搭配考试真题实用场景例句

n. 头脑，智力；脑袋
vt. 猛击…的头部
n. (Brain)人名；(英)布雷恩

考试真题

When we acquire new information, the brain automatically tries to incorporate ( ' , 合并) it within existing information by forming associations.

The brain is a seemingly endless library, whose shelves house our most precious memories as well as our lifetime's knowledge.

Normal forgetting may even be a safety mechanism to ensure our brain doesn't become too full.

Needless to say, people like Veiseh are of great interest to neuroscientists ( ' , 神经科学专家) hoping to understand the way the brain records our lives.

It can enlarge our brain capacity.

Instead of just crowding in, old information is sometimes pushed out of the brain for new memories to form.

In a sense, forgetting is our brain's way of sorting memories, so the most relevant memories are ready for retrieval.

But is there a point where it reaches capacity?The answer is no, because brains are more sophisticated than that.

But in a new study, researchers demonstrated for the first time how this effect occurs in the brain.

A young woman sought explanation from a brain scientist when she noticed her unusual memory.

Some show up ready, but many do not at this critical time when young brains are developing rapidly.

Declining mental function is often seen as a problem of old age, but certain aspects of brain function actually begin their decline in young adulthood, a new study suggests.

Informing students about the brain as a learning machine is a good strategy to enhance their motivation for learning.

In the growth mind-set classes, students read and discussed an article entitled You Can Grow Your Brain.

From such instruction, many students began to see themselves as agents of their own brain development.

According to a new study from Cornell University's Food and Brand Lab, small nonfood rewards—like the toys in McDonald's Happy Meals—stimulate the same reward centers in the brain as food does.

They were taught that the brain is like a muscle that gets stronger with use and that learning prompts the brain to grow new connections.

Behavioral genetics has made important contributions to the biological revolution, providing information about the extent to which biology influences mind, brain and behavior.

For example, social contact can boost development of the brain and immune system, leading to better health and less chance of depression later in life

"There's a mountain of evidence 34 proving the importance of sex influences at all levels of brain function," he told The Seattle times.

A review of 54 studies found that eating breakfast can improve memory, though the effects on other brain functions were inconclusive.

According to a new study from Cornell University's Food and BrandLab, small nonfood rewards—like the toys in McDonald's Happy Meals—stimulate the same reward centers in the brain as food does.

Activities like knitting and crocheting make it harder for the brain to register pain signals.

An entertaining way of enhancing your analytical skills is to engage them by playing brain games.

Breakfast is also associated with improved brain function, including concentration and language use.

Changes in brain cells can affect communication between different regions of the brain.

Daphna Joel, who led the study, said her research found that while there are some gender-based similarities, many different types of brain can't always be distinguished by gender.

Despite having a brain no bigger than the tip of your index finger, pigeons have a very impressive visual memory.

In the study, Tel Aviv University researchers searched for sex differences throughout the entire human brain.

It's a hobby that I've stuck with and it continues to help me cope with stress at work, provide a sense of order in hectic days, and allow my brain time to solve problems.

Larry Cahill, an American neuroscientist, said the study is an important addition to a growing body of research questioning traditional beliefs about gender and brain function.

Needless to say, people like Veiseh are of great interest to neuroscientists hoping to understand the way the brain records our lives.

Perhaps most exciting is research that suggests that crafts like knitting and crocheting may help to keep off a decline in brain function with age.

Physical activity can improve blood flow to the brain, fueling memory, attention and creativity, which are essential to learning.

Physical activity does the body good, and there's growing evidence that it helps the brain too.

She suggested that the brain can process just so much at once, and that activities like knitting and crocheting make it harder for the brain to register pain signals.

The frozen oranges and apples are a little cheaper, and fruits are really good for the brain.

The researchers speculate that craft activities promote the development of nerve pathways in the brain that help to maintain cognitive health.

They were taught that the brain is like a muscle that gets stronger with use and that learning prompts the brain to grow new connections.

When we acquire new information, the brain automatically tries to incorporate it within existing information by forming associations.

While the "average" male and "average" female brains were slightly different, you couldn't tell it by looking at individual brain scans.

To reduce or avoid it, researchers have examined the effect of smoking, diet, brain-challenging games, exercise and other strategies.

But by 2014, the death rate from Alzheimer’s Disease for this age group have more than doubled, increasing from 3.8% to 8.5%, making the progressive brain disease the second leading cause of death for centenarians.

But in practice, our brain discounts the risks — and benefits — associated with issues that lie some way ahead.

Are people suffering from gadget overload? Are they exhausted by the consumer equivalent of the brain fatigue—information overload—that is caused by constant updates of devices and online media?As you are probably aware, the latest job markets news isn’t good: Unemployment is still more than 9 percent, and new job growth has fallen close to zero.

The Uses of Difficulty The brain likes a challenge—and putting a few obstacles in its way may well boost its creativity

As the brain attempts to force the unsteady hand to do its bidding, the tension between the two results in a more compressed, psychologically denser expression

Our brains respond better to difficulty than we imagine

One's brain becomes sharp when it is activated.

Their brains become both calmer and sharper.

After a long period, alcoholism can deteriorate the liver, the brain and other parts of the body.

They believe that the nerve endings in the left side of the brain develop faster in girls than in boys, and it is this side of the brain that strongly influences an individual's ability to use language and remember things.

The two sides of their brain develop simultaneously.

According to a report from the Harvard School of Public Health, many everyday products, including some bug sprays and cleaning fluids, could lead to an increased risk of brain and behavioral disorders in children.

Because children's brain and behavioral disorders, like hyperactivity and lower grades, can also be linked to social and genetic factors, it's tough to pin them on exposure to specific chemicals with solid 33 statistical evidence, which is what the EPA re

But in practice, our brain discounts the risks —and benefits — associated with issues that lie some way ahead.

But surely everyone reading this has had times when you lie in bed for hours, unable to fall asleep because your brain is thinking about work.

For example, dolphins, as well as other marine animals, shut down one hemisphere of the brain when they go to sleep.

Half of your brain stays alert and prepared for danger when you sleep in a new place, a study has revealed.

He points to a classic 2004 study in which psychologists at Dartmouth College and Harvard University used functional MRI to track brain activity in 17 young men as they listened to descriptions of people while concentrating on either socially relevant cue

If after work you lie around on your bed and get irritated by political commentary on your phone or get stressed thinking about decisions about how to renovate your home, your brain has not received a break from high mental arousal states.

In a 2011 study, Steinberg and his colleagues turned to functional MRI to investigate how the presence of peers affects the activity in the adolescent brain.

In studies, he gave subjects a chance to deceive for monetary gain while examining their brains in a functional Mri machine, which maps blood flow to active parts of the brain.

It was specifically observed that the left side of the brain was more active during deep sleep.

Moreover, understanding the brain is not the same as understanding the mind.

Now, a company in Massachusetts says that by using magnetic brain scans, they can determine with 97% accuracy whether someone is telling the truth.

Recent research has also shown that indulging in a high-fat and high-sugar diet may have negative effects on your brain, causing learning and memory deficits.

Researchers from Brown University found that a network in the left hemisphere of the brain "remained more active" than the network in the right side of the brain.

So, while there may be insights to be gained from matching behavior to brain activity, those insights will I not necessarily lead to justice in a court of law.

Some previous studies have suggested that challenging your brain with mentally stimulating activities might help.

The amygdala is a crucial part of the brain that produces fear, anxiety and emotional responses including that sinking, guilty feeling you get when you lie.

The developing brain, the report says, is particularly vulnerable to the toxic effects of certain chemicals these products may contain, and the damage they cause can be permanent.

The researchers believe this is the first time that the "first night- effect" of different brain states has been identified in humans.

The researchers explained that the study demonstrated when we are in a novel environment the brain partly remains alert so that humans can defend themselves against any potential danger.

These differences may elicit different brain responses.

They should also be sceptical of the growing tendency to try to reduce all human traits and actions to the level of brain activity.

To do this successfully, their brain prompts them to think and even obsess about others.

without keeping the brain active while sleeping, they would probably drown.

By comParison, the brains of apes (类人猿) require only 8%of rest-time energy.

Conclusion· With a large brain, human beings beat other beings in terms of intelligence.

During these waits, the brain slips away from the body and wanders about until the water runs over the edge of the counter and onto your socks.

Early humans pad for their large brains in two ways.

For the risk-seekers a part of the brain related to pleasure becomes active, while for the rest of us, a part of the brain related to fear becomes active.

Give your body and brain a rest by stepping outside for a while, exercising, or dong something you enjoy.

Her father Peter, 44, wantS her to give up school to model full-time, but Sarah, who has taken part in shows along with top models wants to prove that she has brains as well as beauty she is determined to carry on with her education.

If Tononi's theory is right, it would explain why, when we miss a night's, we find it harder the next day to concentrate and learn new information — our brains may have smaller room for new experiences.

If you exercise out of doors,your body will learn to breathe more deeply,allowing even more oxygen to get to your muscles and your brain.

In modern man, the brain accounts for about 2-3%of total body weight but it consumes 25% of the body's energy when the body is at rest.

Large brains for their bodies and the ability to walk upright are two characteristics of human beings.

It seems obvious that evolution should select for larger brains.

It's as if the brain is preserving its most important memories.

Mammals weighing sixty kilograms have an average brain size of 200 cm2.

Mean taking some risks, so your brain raisers your tolerance for risk as well.

Modern man has a brain averaging 1200-1400 cm2.

New brain research suggests our brains work differently when we face a nervous situation.

New experiences often mean taking some risks, so your brain raises your tolerance for risk as well.

Scientists wonder how much the brain gets involved.

Some astronauts feel sick on the station during the first few days because their brains receive contradictory messages.

Support is growing for a theory that sleep evolved so that connections between neurons in the brain can be weakened overnight, making room for fresh memories to form the next day.

The disadvantages of large human brains ·the larger brains may not be better because of the cost.

The exhibition follows a path of time and subject with the visitor exiting through the brain.

The fact is that a huge brain is a huge drain—consumption of energy—on the body.

The first unique human characteristic is that humans have extraordinarily large brains compared with other animals.

The processes take place to stop our brains becoming loaded with memories.

The watched-pot wait engages body and brain.

Thus humans who lived a million years ago, despite their big brains and sharp stone tools, lived in constant fear of meat-eating animals.

To help you do that, your brain increases your hunger for new experiences.

Tononi's team measured the size of these connections, or synapses, in the brains of 12 mice.

We are so fond of our high intelligence that we assume that when it comes to brain power, more must be better.

We assume that a large brain makes huge advantages.

We know that, while awake, fresh memories are recorded by reinforcing connections between brain cells, but the memory processes that take place while we sleep have been unclear.

Without oxygen the brain is damaging quickly.

We reach for them mindlessly, setting our brains on auto-pilot and relaxing into the unconscious comfort of familiar routine.

But brain researchers have discovered that when we consciously develop new habits, we create parallel synaptic paths, and even entirely new brain cells, that can jump our trains of thought onto new, innovative tracks.

At puberty, however, the brain shuts down half of that capacity, preserving only those modes of thought that have seemed most valuable during the first decade or so of life.

“So few authors have brains enough or literary gift enough to keep their own end up in journalism,” Newman wrote,“that I am tempted to define‘journalism’ as‘a term of contempt applied by writers who are not read to writers who are'.

"Idleness is not just a vacation, an indulgence or a vice; It is as indispensable to be brain as vitamin D is to the body...[idleness] is, paradoxically, necessary to getting any work done," he argues.

At the end of adolescence, however, the brain shuts down half of that capacity, preserving only those modes of thought that have seemed most valuable during the first decade or so of life.

But brain researchers have discovered that when we consciously develop new habits, we create parallel paths, and even entirely new brain cells, that can jump our trains of thought onto new, innovative tracks.

But don't bother trying to kill off old habits; once those ruts of procedure are worn into the brain, they're there to stay.

But some of it remains in the brain, where it influences mood, behavior and physiology.

It turns out that the brain needs exercise in much the same way our muscles do, and the right mental workouts can significantly improve our basic cognitive functions.

Now, a new Web-based company has taken it a step further and developed the first "brain training program" designed to actually help people improve and regain their mental sharpness.

Our findings indicate that people do not only feel different when they are the centre of attention but that their brain reactions also differ.

Oxytocin is made primarily in the central lower part of the brain, and some of it is released into the bloodstream.

Specific brain regions that respond during direct gaze are being explored by other researches, using advanced methods of brain scanning.

Thinking is essentially a process of making connections in the brain.

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