Question

question 17
0.2 points
an amplified recording of the waves of electrical activity that sweep across the surface of the brain is called a(n)
a fmri.
b eeg.
c pet scan.
d mri.

Explanation:

EEG (electroencephalogram) records the electrical activity of the brain. fMRI and MRI use magnetic fields and radio waves to image brain structure and function. PET scan uses radioactive tracers to show metabolic processes in the brain.

Answer:

B. EEG