electroencephalograph

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electroencephalograph

 [e-lek″tro-en-sef€´ah-lo-graf€]
the instrument used in electroencephalography.

e·lec·tro·en·ceph·a·lo·graph

(ē-lek'trō-en-sef'ă-lō-graf),
A system for recording the electric potentials of the brain derived from electrodes attached to the scalp.
[electro- + G. encephalon, brain, + graphō, to write]

electroencephalograph

(ĭ-lĕk′trō-ĕn-sĕf′ə-lə-grăf′)
n.
An instrument that measures electrical potentials on the scalp and generates a record of the electrical activity of the brain. Also called encephalograph.

e·lec′tro·en·ceph′a·lo·graph′ic adj.
e·lec′tro·en·ceph′a·log′ra·phy (-lŏg′rə-fē) n.

electroencephalograph (EEG)

[ilek′trō·ensef′ələgraf′]
an instrument for receiving and recording the electric potential produced by the brain cells. It consists of a vacuum tube amplifier that magnifies the electrical currents received through electrodes placed on the scalp and electromagnetically records the patterns on a graphic chart. See also electroencephalography.

e·lec·tro·en·ceph·a·lo·graph

(ĕ-lek'trō-en-sef'ă-lō-graf)
A system for recording the electric potentials of the brain derived from electrodes attached to the scalp.

e·lec·tro·en·ceph·a·lo·graph

(EEG) (ĕ-lek'trō-en-sef'ă-lō-graf)
System for recording electric brain potentials derived from electrodes attached to the scalp.

electroencephalograph (EEG) (ēlek´trōensef´əlōgraf),

n an instrument for recording the electrical activity of the brain.

electroencephalograph

the instrument used in electroencephalography.