During prospective triggering MRI data acquisition begins after detection of a desired physiologic event, an R-wave, peripheral pulse, or specified level of inspiration) True False
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Categorize the following statements about the recording above: True False The lower two tracings show the raw, unprocessed signal. The recording of the biceps muscle activity demonstrates coactivation. The upper RMS tracings provide a better illustration of the extent of muscle activity. Categorize the following statements regarding evoked potentials: True False All muscle fibers contract simultaneously. The EMG records the skeletal muscle action potentials. The strength of contraction is independent of the strength of the stimulus.
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The electrical signal evoked by a class of sensory, motor, or cognitive events, which is observed by averaging multiple EEG traces, is known as an event-related potential (ERP).
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true or false? "Golgi tendon organs help initiate action potentials when a muscle is contracted."
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