| 单词 | beta rhythm |
| 释义 | > as lemmasbeta rhythm h. beta rhythm, beta waves, fast activity of the brain recorded in an electroencephalogram, having a frequency of fourteen to twenty-four cycles per second. Cf. alpha n. 5. ΘΚΠ the world > life > biology > biological processes > action of nervous system > [noun] > electrical phenomena neuroelectricity1914 rheobase1917 bioelectricity1925 monophasicity1932 Berger rhythm1934 skin potential1934 brain wave1935 beta rhythm1936 beta waves1936 theta1944 hyperpolarization1946 hyperpolarizing1950 conductance1966 biopower1978 1935 Brain 58 349 Berger describes a definite series of small oscillations—the b waves—superimposed on the primary a waves of the 10 a second rhythm. The frequency of the b waves is given as 35 a second.] 1936 Arch. Neurol. & Psychiatry (Chicago) 36 1215 Less prominent, because lower in voltage, is a faster rhythm, with a frequency of about 25 waves a second, called by Berger the ‘beta waves’. 1936 Arch. Neurol. & Psychiatry (Chicago) 36 1220 A prominent fast (beta) rhythm. 1943 Electronic Engin. 16 237 Faster rhythms, sometimes called ‘beta’ rhythms, have been described in the EEG. < as lemmas |
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