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beta wave |
Also found in: Wikipedia | 0.04 sec. |
beta wave, one of several types of brain waves, characterized by relatively low voltage and a frequency of more than 13 Hz. Beta waves are the "busy waves" of the brain, recorded by electroencephalograph from the frontal and the central areas of the cerebrum when the patient is awake and alert with eyes open. Also called beta rhythm. Compare alpha wave, delta wave, theta wave. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Beta brain waves, those between 14 and 20 hertz are most common. |
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