EEG Boards

This is some EEG board questions.

23 cards   |   Total Attempts: 184
  

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Cards In This Set

Front Back
Sharply contoured waveforms that are judged to be abnormal
sharp transient
Regular waves that are similar to sine waves
sinusoidal
Electrographic seizure patterns
ictal
Waveforms that do not have a sinusoidal or simple geometric shape
irregular activity
Waveforms associated with or without clinical seizure manifestations
epileptiform
An event that stands out against the background
transient
Two components on opposite sides of baseline
diphasic
A wave that has 2 or more components of a different direction
polyphasic
Epileptiform activity not associated with a clinical event
interictal
One or more waves that begin abruptly stands out from that ongoing EEG activity, reaches maximum amplitude rapidly and disappears suddenly
paroxysmal
A wave that has components alternating about the baseline
triphasic
Check off the patterns in which more than 1 normal pattern from 2 foci located symmetrically in the 2 hemispheres can appear
lambda, mu rhythm, posterior dominant rhythm, sleep spindles
What unit is used to describe amplitude
microvolts
Which wave pattern is a diorder with multifocal epileptiform discharges observed using the EEG
infantile spasms
The brain is composed of ___ gray matter and ___ white matter
40% , 60%