EEG Terminology Set 1 Questions With Solutions

EEG Terminology Set 1 Questions With
Solutions

TERMS TO DESCRIBE EEG PATTERNS & WAVES


FTMOP Frequency


Topography

Morphology

Occurrence

Polarity




FREQUENCY *cycles per second




STANDARD UNIT OF FREQUENCY IS Hertz


*1hz is equal to 1 cycle per sec

*the number of complete cycles of repetitive waves or complexes in one sec.




CYCLES a complete series of changes undergone by a wave or complex before the series

of changes are repeated

, EEG Terminology Set 1 Questions With
Solutions
CYCLE PER SEC *unit of freq


also called HZ (Hertz)




HERTZ unit of freq.


cycles per sec

*named after Heinrich Randolf Hertz

(german physicst /pioneer radio communications)




ALPHA freq. band 8-13 hz




BETA freq band above 13




DELTA freq band less than 4




THETA freq band 4 - 8




TOPOGRAPHY distribution of a pattern or waveform over surface of the brain.

, EEG Terminology Set 1 Questions With
Solutions
*where is the pattern located

(frontal, anterior, temporal, central, lateralized, generalized, lt or rt)




ANTERIOR at or near front




POSTERIOR at or near back




VENTRAL front




DORSAL back




FRONTAL situated in or arising from front




CENTRAL area of brain around the central sulcus




TEMPORAL around the temporal lobe