theta activity
Look at other dictionaries:
Theta rhythm — Theta rhythms are one of several characteristic electroencephalogram (EEG) waveforms associated with various sleep and wakefulness states of the brain. When measured in this fashion, they are between 4 and 8 Hz, and involve many neurons firing… … Wikipedia
theta rhythm — the·ta rhythm thāt ə , Brit usu thēt ə n a relatively high amplitude brain wave pattern between approximately 4 and 9 hertz that is characteristic esp. of the hippocampus but occurs in many regions of the brain including the cortex called also… … Medical dictionary
Theta Nu Epsilon — Founded at Wesleyan University as a chapter of Skull and Bones. ΘΝΕ (Theta Nu Epsilon), also known widely as TNE, (or, at the University of Alabama, The Machine), Theta Nu Epsilon is primarily a sophomore class society that accepts members… … Wikipedia
theta wave — noun A type of electrical activity in the brain; brain waves with a frequency of 4 8 hertz. See Also: theta rhythm … Wiktionary
theta rhythm — noun Physiology electrical activity observed in the brain under certain conditions, consisting of oscillations (theta waves) with a frequency of 4 to 7 hertz … English new terms dictionary
theta rhythm — noun A type of electrical activity in the brain, brain waves with a frequency 4 8 hertz … Wiktionary
Alpha Theta (Coeducational Fraternity) — Infobox Fraternity | name = Alpha Theta letters = ΑΘ crest = motto = colors = Red and White symbol = flower = birthplace = founded = As Iota Sigma Upsilon 1920Joined Theta Chi 1921 Became Alpha Theta 1952 chapters = 1 type = Local coeducational… … Wikipedia
Chi Delta Theta — ΧΔΘ Founded October 13, 1989 University of California, Santa Barbara Type Cultural Colors Pink and Silver Symbol … Wikipedia
Search activity concept — (SAC) is a psychophysiological concept that integrates subject’s behavior, resistance to stress and deteriorating factors, pathogenetic mechanisms of different mental and psychosomatic disorders, REM sleep functions, brain monoamines activity and … Wikipedia
Binaural beats — or binaural tones are auditory processing artifacts, or apparent sounds, the perception of which arises in the brain independent of physical stimuli. This effect was discovered in 1839 by Heinrich Wilhelm Dove.The brain produces a phenomenon… … Wikipedia
