Consisting of an electric coil on a small paddle held over an area of the brain, __________ deactivates areas of the brain, allowing scientists to learn their function.
The __________ states that the firing rate of neurons in the auditory nerve matches the frequency of the sound wave.
Chemical messengers that carry important information from one cell to another are called __________.
The place theory of hearing is better than frequency theory at explaining pitch perception for __________ sounds.
Which of the following statements about nervous system communication is not correct?
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