A(n) __________ measures brain wave activity from the surface of the scalp.

Question

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The term "electroencephalogram" (EEG) refers to a test used to evaluate the electrical activity in the brain. Electrodes are placed on the scalp to record and measure the electrical signals produced by nerve cells in the brain. This measurement of brain wave activity is often used in the diagnosis of various neurological disorders. Choices B, C, and D do not involve the measurement of brain wave activity from the surface of the scalp.

A(n) __________ Measures Brain Wave Activity from the Surface of the Scalp