1. We don't know very much about the brain, and as a _____, scientists have not been able to find out very much about how it works.
A. complexity
B. screen C. structure D. consequence
2. Scientists are trying to _____ new ways to study the brain.
A. expect B. develop C. react D. hold
3. When the man spilled the hot coffee on Sarah, she _____ by jumping up and screaming.
A. expected B. reacted C. developed D. discovered
4. The _____ of the human brain is well known, and scientists find it very difficult to understand.
A. complexity B. structure
C. screen D. consequence
5. The frontal lobe is a physical _____ of the brain.
6. The brain _____ mental processes, such as thinking.
A. discovers B. expects C. deals with D. reacts A. screen B. structure C. complexity D. consequence
7. She _____ an experiment to figure out how our brains process information.
A. reacted B. expected C. held D. performed
8. The doctor looked at the picture of the brain on a computer _____.
A. complexity B. screen C. consequence D. structure
9. The scientist did not ______ male brains to be different from female brains before he started his research, and he was surprised to find out how different they were.
A. expect B. deal with C. react D. develop
10. Scientists have _____ many new facts about the brain in recent years.
1. It is now possible to view three- dimensional pictures of the human brain on computer screens.
2. The function of the new machine is to test human brain cells.
A. expected B. performed C. discovered D. reacted
3. The famous neuroscientist discovered a new treatment for brain cancer.
4. The scientist completed her research study, and she published her finding in a medical journal.
5. Machines that can be used for imaging include cameras and X-ray machines.
6. The cells of the brain that send messages from the brain to other parts of the body are calledneurons .
7. The discovery that adult brains are different from children's brains had great implications for the way diseases of the brain are treated.
8. Scientists study images of the human brain to learn about differences between men and women.
1. New technology allows us to see _____.
A. fMRIs and PETs B. the effects of brain injury C. inside a live brain D. the shape of the brain
2. fMRI and PET machines create pictures and movies that show brain _____.
A. activity B. health C. intelligence D. size
3. New research shows differences between _____.
A. children and adult brains B. large and small brains C. male and female brains D. sick and healthy brains
4. Scientists know everything about the human brain.
A. true B. false
5. The frontal lobe is one of the physical structures within the brain.
A. true B. false
6. There are 10,000 neurons in the human brain.
A. true B. false
7. The connections between neurons are very complex.
A. true B. false
8. The development of new technology that can see deep inside a living brain allows for new discoveries in human brain research.
A. true B. false
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