beta rhythm

См. также в других словарях:

• beta rhythm — n BETA WAVE * * * a rhythm in the electroencephalogram consisting of waves smaller than those of the alpha rhythm, having an average frequency of 25 per second; see beta waves under wave. Called also beta activity …   Medical dictionary

• beta rhythm — be′ta rhythm n. phl a pattern of high frequency brain waves (beta waves) observed in normal persons upon sensory stimulation, esp. with light, or when they are engaging in purposeful mental activity. • Etymology: 1935–40; trans. of G Betawellen;… …   From formal English to slang

• beta rhythm — a pattern of high frequency brain waves (beta waves) observed in normal persons upon sensory stimulation, esp. with light, or when they are engaging in purposeful mental activity. [1935 40; earlier beta waves, trans. of G Betawellen; see ALPHA… …   Universalium

• beta rhythm — noun see beta wave …   New Collegiate Dictionary

• beta rhythm — noun Physiology the normal electrical activity of the brain when conscious and alert, consisting of oscillations (beta waves) with a frequency of 18–25 hertz …   English new terms dictionary

• beta rhythm — noun the normal brainwave in the encephalogram of a person who is awake and alert; occurs with a frequency between 12 and 30 hertz • Syn: ↑beta wave • Hypernyms: ↑brainwave, ↑brain wave, ↑cortical potential …   Useful english dictionary

• Beta wave — Beta wave, or beta rhythm, is the term used to designate the frequency range of brain activity above 12 Hz (12 transitions or cycles per second). Beta states are the states associated with normal waking consciousness. Low amplitude beta waves… …   Wikipedia

• beta wave — n. any of the electrical waves from the parietal frontal regions of the brain, having frequencies from 13 to 30 hertz: a sign of mental activity and alertness: also beta rhythm * * * …   Universalium

• beta wave — n. any of the electrical waves from the parietal frontal regions of the brain, having frequencies from 13 to 30 hertz: a sign of mental activity and alertness: also beta rhythm …   English World dictionary

• beta wave — noun the normal brainwave in the encephalogram of a person who is awake and alert; occurs with a frequency between 12 and 30 hertz • Syn: ↑beta rhythm • Hypernyms: ↑brainwave, ↑brain wave, ↑cortical potential * * * noun see beta rhythm …   Useful english dictionary

• beta wave — noun Date: 1936 an electrical rhythm of the brain with a frequency of 13 to 30 cycles per second that is associated with normal conscious waking experience called also beta, beta rhythm …   New Collegiate Dictionary