1 MCQs in Medicine for NEET PG
A 26-year-old woman undergoes routine EEG for evaluation of recurrent spells suspected to be non-epileptic. During relaxed wakefulness with eyes open, the technologist observes 9–10 Hz archiform activity over the central electrodes bilaterally (marked **A** in the diagram). The activity attenuates with contralateral fist clenching and returns during motor rest. Which of the following best characterizes the physiologic significance of the rhythm marked **A**?
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