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WorksheetsEEG workshop quiz
Total questions: 15
Worksheet time: 10mins
Calculate the frequency of the background in this EEG
3Hz
10Hz
6 Hz
4 Hz
Identify this waveform in EEG
(a)
Identify the epileptiform discharges and tick the most correct option
Generalised slow waves
Generalised sharp waves
3 Hz generalised spike and wave discharges with frontal dominance
5 Hz generalised spike and wave discharges with frontal dominance
Identify these discharges on EEG
(a)
Comment on the background of the EEG
Normal awake background
Normal sleep background with sleep markers
Diffuse slowing of the background
None of the above
Identify the location of these epileptiform discharges ( Hint : Fifth second)
Right Frontal
Right Temporal
Left frontal
Left temporal
Where are Vertex waves seen ?
Central electrodes
Frontal electrodes
Temporal electrodes
Occipital electrodes
Identify the EEG pattern
(a)
Identify the right statement here
EEG has a poor temporal resolution but a good spatial resolution
EEG has a Good temporal resolution but a poor spatial resolution
EEG has a poor temporal resolution And poor spatial resolution
EEG has a good temporal resolution and a good spatial resolution
How much surface area of the cortex should be activated to produce a surface signal on EEG ?
1 cm2
2 cm2
6 cm2
8 cm2
Identify the Montage
Longitudinal bipolar
Tranverse bipolar
Referential montage
None of the above
What is the usual cortical surface polarity
Surface Negative
Surface positive
In what state should EEG be recorded?
Sleep state only
Awake state only
Sleep and awake state
The state doesn't matter
Identify the abnormality
Occipital spike and wave discharges
Temporal spike and wave discharges
Parietal spike and wave discharges
Frontal spike and wave discharges
K - complexes are seen in
Awake state
Stage 2 sleep
REM sleep
Both in awake and sleep
