Neurogenesis occurs______.
A. in our whole life
B. when excess connections are pruned
C. in three short periods
D. when the brain is exercised
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A．People with such skills save them time and money.B．People with such skills are more
A. People with such skills save them time and money.
B. People with such skills are more experienced.
C. People with such skills are usually better educated.
D. People with such skills are more efficient at work.
What do we know about glial cells？
A. They are much more than neurons.
B. They are only support cells.
C. They send neural signals.
D. They are unique to humans.
How did researchers find functions of the brain parts when scanning techniques were uncommon？
A. They measured temperatures of different areas of the scalp.
B. They used drugs to control different parts of the brain.
C. They studied patients who had brain damage.
D. They studied other great apes to make guesses.
What do we know about the brain scanning technology according to the passage？
A. EEG is a direct way, and fMRI, MRI, CT and DTI are indirect.
B. EEG and fMRI are direct ways, and MRI, CT, and DTI are indirect.
C. EEG, fMRI, MRI, CT and DTI are all indirect ways.
D. EEG, fMRI, MRI, CT and DTI are all direct ways.
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