EEG BOARDS REVIEW QUESTIONS EXAM
WITH CORRECT ANSWERS 2025-2026
GRADED A+
54) An action potential is an immediate result of which of the
following changes in the neural membrane?
a. repolarization
b. depolarization
c. hyperpolarization
d. IPSP correct answers >> b. depolarization
358) At an equivalent paper speed of 30mm/sec, one page of
printed EEG represents 10 sec. At an equivalent paper speed of
15 mm/sec, one page of printed EEG represents ___.
a. 15 sec
b. 20 sec
c. 5 sec
d. 10 sec correct answers >> b. 20 sec
6 Hz spike and wave is abnormal or normal? correct answers
>> normal - it is a normal variant, also known as 6 Hz phantom
s/w
,trace alternant is seen at what age range? correct answers >>
34 weeks CA to 1-2 months
trace discontinue is seen at what age? correct answers >>
30 weeks or less (during quiet sleep)
Ohm's Law is a measurement of what? correct answers >>
voltage based on the current and resistance (V=IR)
Think: "ohm" is meditative, a means to relax and reduce
resistance
Coloumb's Law is a measurement of what? correct answers >>
electrical force
A Coloumb is a measurement of electrical charge
A large lesion at the optic chiasm produces which of the following
conditions?
a. cortical blindness
b. complete visual loss correct answers >> b. complete
visual loss
cortical blindness is not the correct answer b/c cortical blindness
is due to damage to the occipital lobe.
,Which is seen first, trace discontinu or trace alternant? correct
answers >> trace discontinu (30 weeks or less), then trace
alternant
Bilateral anterior beta activity is most likely to be caused by what
medication?
chlorpromazine or diazepam? correct answers >> diazepam
Very high voltage, generalized but anterior-dominant fast activity
appearing as continuous sleep spindles sometimes found in
intellectual disabilities are called what? correct answers >>
extreme spindles
It is common for FIRDA to
a. have spikes intermixed
b. react to stimulation correct answers >> b. react to
stimulation
Lithium can caused what type of waveforms on the EEG due to its
toxic effects? correct answers >> triphasics
True or false - EEG are especially valuable in patients with
complex partial seizures? correct answers >> True
, A family history of epilepsy is especially important to determine
the diagnosis of __.
a. complex partial seizures
b. pseudo-seizures
c. Lennox-Gastaut syndrome
d. classic absence seizures correct answers >> d. classic
absence seizures
The EEG of an aphasic patient whose CT scan reveals a subdural
hematoma is most likely to show ____.
a. right temporal spike and wave focus
b. attenuation of background in the left hemisphere
c. left hemispheric PLEDs
d. generalized polyspikes correct answers >> b. attenuation
of background in the left hemisphere
102. Intracerebral hemorrhage from the middle cerebral artery
would most likely produce an EEG finding of ____.
a. periodic bursts of high amplitude theta activity over the
ipsilateral hemisphere.
b. delta activity maximal over the frontotemporal area of affected
hemisphere
WITH CORRECT ANSWERS 2025-2026
GRADED A+
54) An action potential is an immediate result of which of the
following changes in the neural membrane?
a. repolarization
b. depolarization
c. hyperpolarization
d. IPSP correct answers >> b. depolarization
358) At an equivalent paper speed of 30mm/sec, one page of
printed EEG represents 10 sec. At an equivalent paper speed of
15 mm/sec, one page of printed EEG represents ___.
a. 15 sec
b. 20 sec
c. 5 sec
d. 10 sec correct answers >> b. 20 sec
6 Hz spike and wave is abnormal or normal? correct answers
>> normal - it is a normal variant, also known as 6 Hz phantom
s/w
,trace alternant is seen at what age range? correct answers >>
34 weeks CA to 1-2 months
trace discontinue is seen at what age? correct answers >>
30 weeks or less (during quiet sleep)
Ohm's Law is a measurement of what? correct answers >>
voltage based on the current and resistance (V=IR)
Think: "ohm" is meditative, a means to relax and reduce
resistance
Coloumb's Law is a measurement of what? correct answers >>
electrical force
A Coloumb is a measurement of electrical charge
A large lesion at the optic chiasm produces which of the following
conditions?
a. cortical blindness
b. complete visual loss correct answers >> b. complete
visual loss
cortical blindness is not the correct answer b/c cortical blindness
is due to damage to the occipital lobe.
,Which is seen first, trace discontinu or trace alternant? correct
answers >> trace discontinu (30 weeks or less), then trace
alternant
Bilateral anterior beta activity is most likely to be caused by what
medication?
chlorpromazine or diazepam? correct answers >> diazepam
Very high voltage, generalized but anterior-dominant fast activity
appearing as continuous sleep spindles sometimes found in
intellectual disabilities are called what? correct answers >>
extreme spindles
It is common for FIRDA to
a. have spikes intermixed
b. react to stimulation correct answers >> b. react to
stimulation
Lithium can caused what type of waveforms on the EEG due to its
toxic effects? correct answers >> triphasics
True or false - EEG are especially valuable in patients with
complex partial seizures? correct answers >> True
, A family history of epilepsy is especially important to determine
the diagnosis of __.
a. complex partial seizures
b. pseudo-seizures
c. Lennox-Gastaut syndrome
d. classic absence seizures correct answers >> d. classic
absence seizures
The EEG of an aphasic patient whose CT scan reveals a subdural
hematoma is most likely to show ____.
a. right temporal spike and wave focus
b. attenuation of background in the left hemisphere
c. left hemispheric PLEDs
d. generalized polyspikes correct answers >> b. attenuation
of background in the left hemisphere
102. Intracerebral hemorrhage from the middle cerebral artery
would most likely produce an EEG finding of ____.
a. periodic bursts of high amplitude theta activity over the
ipsilateral hemisphere.
b. delta activity maximal over the frontotemporal area of affected
hemisphere
