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Definition of the noun alpha rhythm
What does alpha rhythm mean as a name of something?
- the normal brainwave in the electroencephalogram of a person who is awake but relaxed; occurs with a frequency of 8-12 hertz
Printed dictionaries and other books with definitions for Alpha Rhythm
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by Charles Pollak, Michael J. Thorpy, Jan Yager
(See also ALPHA RHYTHM.) alpha-delta activity Term describing the presence of the alpha EEG rhythm, which occurs simultaneously with the slower delta EEG pattern of sleep. Alpha-delta activity is typically seen in disorders that disrupt ...
by Robert Jean Campbell
The alpha rhythm is the standby mode of the brain; ...
by Stuart Sutherland
alpha rhythm ...
Human Services Dictionary (2003)
by Howard Rosenthal
alpha rhythm/alpha waves A biofeedback term used to describe brain wave frequencies of 8 to 12 cycles per second (cps) or 8 to 12 Hertz ...
by Irving B. Weiner, W. Edward Craighead
The classical alpha rhythm is prominent at electrodes overlying the occipital ( visual) cortex and to a lesser extent over the posterior temporal and parietal areas. Alpha rhythm occurs in a condition of relaxed wakefulness with eyes closed.
The normal waking alpha rhythm usually has larger amplitudes over posterior regions, but is typically recorded over widespread scalp regions. Posterior alpha amplitude in most normal adults lies in the range of 15-50 mV; alpha amplitudes ...
by W. Edward Craighead, Charles B. Nemeroff
The classical alpha rhythm is prominent at electrodes overlying the occipital ( visual) cortex and to a lesser extent over the posterior temporal and parietal areas. Alpha rhythm occurs in a condition of relaxed wakefulness with eyes closed, and it ...
A Dictionary of Psychology (2009)
by Andrew M. Colman
Also called an alpha rhythm. See also ALPHA BLOCKING. alprazolam n. A member of the 'benzodiazepine group of drugs, used as a sedative and anxiolytic.
A Dictionary of Biomedicine (2010)
by John Lackie
alpha rhythm A regular ...
by D. Leigh, C.M. Pare, J. Marks
Alpha rhythm SEE EEG. Altruistic suicide SEE Durkheim, E. Alzheimer's disease ( Synonym: Alzheimer's pre-senile dementia) This is the commonest of the pre- senile dementias (q.v.). A family history is found in about 15% of cases, inheritance ...
by Peter J. Gosling
alpha rhythm (physiology) Pattern of ...
by Michel Millodot
alpha rhythm. See potential, resting membrane. alphabet patterns See pattern, A; pattern, V; pattern, X; pattern, Y. alternate cover test See test, cover. alternating checkerboard stimulus A type of light ...
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