NFB for BCIA Exam Study Guide Questions with Correct Answers 2024/2025

NFB for BCIA Exam Study Guide Questions with Correct Answers 2024/2025 the particular arrangement by which a number of pairs of electrodes in EEG channels are simultaneously displayed in an EEG record - Correct Answer montage the non-simultaneous occurrence of EEG activity in regions on the same or opposite sides of the head - Correct Answer asynchrony Which rhythm ranges from 7-11 Hz and is detected over the central or centro-parietal regions of the scalp when a patient is awake? - Correct Answer mu a montage in which the reference electrode is common to multiple derivations - Correct Answer common reference montage Which montage best detects localized neural current sources? - Correct Answer A Laplacian montage achieves excellent detection of localized neural current sources because it functions as a spatial high pass filter refers to both the process of recording from a pair of electrodes in an EEG channel and the resulting EEG record - Correct Answer derivation The _______ rhythm consists of bursts of alpha or theta waves over the temporal region of the scalp when subjects are mentally active. - Correct Answer kappa Which term refers to electrical activity that appears at two respective input terminals of a differential amplifier? - Correct Answer common mode signal the ratio of the output signal voltage to the input signal voltage of an EEG channel - Correct Answer gain synchronous, rhythmic 12-14 Hz waves that usually first appear during stage 2 sleep and reduce our responsiveness to environmental stimuli like noise. - Correct Answer sleep spindles