Which of the following describes an electroencephalograph?
a. imaging system that uses radioa...
Which of the following describes an electroencephalograph?
a. imaging system that uses radioactive glucose and x-rays to measure activity in the brain
b. measurement of brain activity through voltage fluctuations using electrodes
c. a magnetic field used to produce a detailed, three-dimensional image of the brain
d. x-rays that measure densities in the brain, which a computer then uses to produce a three-dimensional picture
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