alpha rhythm

(redirected from alpha frequency)
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  • noun

Synonyms for alpha rhythm

the normal brainwave in the electroencephalogram of a person who is awake but relaxed

References in periodicals archive ?
1 to 1 hertz) and alpha frequency (8 to 12 hertz) bands, in the frontal cortex.
The EEG showed that as patients became less responsive, there was a fluctuation of brain activity in the low frequency and alpha frequency of the brain - Alpha oscillations peaked when the low-frequency waves were at the lowest point.
The highest level of coherence between brain cortical sites--found in the alpha frequency bands of EEG readings from the posterior occipital lobe--was significantly positively correlated with a larger total size in the corpus callosum, said Dr.
Alpha power depends on the voltage of the EEG signal and in a physiological sense reflects the number of neurons that oscillate synchronously within the alpha frequency range.
41 Hz signal we see a normal [micro]V (micro volt) amplitude alpha frequency of 9.