The idea that the prefrontal cortex filters out and inhibits irrelevant information is supported by the ERP findings of Knight and Grabowecky (1995),who found that patients with prefrontal lesions produced ________ in response to ignored tones during a dichotic listening task.
A)smaller evoked potentials
B)larger evoked potentials
C)evoked potentials that were longer in duration
D)evoked potentials that were briefer in duration

Question

Quizplus · Accepted Answer

Patients with prefrontal lesions showed larger evoked potentials to ignored tones, indicating a reduced ability to filter out irrelevant information.

The Idea That the Prefrontal Cortex Filters Out and Inhibits