AND CORRECT ANSWERS
Comprehensive EEG Board-Style Practice Examination
Instructions
• 100 Multiple Choice Questions
• Choose the best answer.
• One correct answer per question.
Question 1
The international 10–20 electrode placement system is primarily
based on:
A. Skull thickness
B. Percentage distances between anatomical landmarks
C. Brain MRI coordinates
D. Head circumference only
Answer: B
Rationale:
The International 10–20 System places electrodes using
measurements that are 10% and 20% of the total distances
between standard cranial landmarks.
,Question 2
Which EEG wave is most commonly associated with relaxed
wakefulness and eyes closed?
A. Delta
B. Theta
C. Alpha
D. Beta
Answer: C
Rationale:
Alpha rhythm (8–13 Hz) is normally seen over the posterior head
regions during relaxed wakefulness with eyes closed.
Question 3
A normal adult posterior dominant rhythm usually ranges from:
A. 1–3 Hz
B. 4–7 Hz
C. 8–13 Hz
D. 14–30 Hz
Answer: C
Question 4
, Which activation procedure is most likely to provoke generalized
spike-and-wave discharges?
A. Sleep deprivation
B. Hyperventilation
C. Photic stimulation
D. Eye opening
Answer: B
Question 5
Which electrode is located at the vertex?
A. Fz
B. Cz
C. Pz
D. Oz
Answer: B
Question 6
The primary frequency range of beta activity is:
A. 1–4 Hz
B. 4–7 Hz
C. 8–13 Hz