ABRET PRACTICE EXAM Version 2
ABRET PRACTICE EXAM VERSION 2 NEWEST COMPLETE
ALL QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) |ALREADY GRADED A+||BRAND NEW
VERSION!
Which of the following is most likely to be the finding in a full term neonate with
seizures? - ANSWER-Focal spike and sharp waves
Given a voltage of 50 microvolts and a sensitivity of 10 microvolts/mm, what is the
amplitude - ANSWER-5mm
Seizure activity in which antaomical region may produce strong Deja vu and
chewing automatisms? - ANSWER-Temporal
The amount by which the differential amplifier increases the magnitude of the
input signal is its - ANSWER-sensitivity
What is a sub harmonic response to photic stimulation? - ANSWER-Photic driving
at half the speed of the flash rate
Which of the following is not useful in digital EEG recordings? - ANSWER-bio
calibration
What feature is most diagnostic of Psychogenic Non-Epileptic Spells (PNES) -
ANSWER-No disruption of the posterior dominant rhythm
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, ABRET PRACTICE EXAM Version 2
Why is it not best practice to allow an outpatient to sleep throughout the entire
EEG recording? - ANSWER-Unable to evaluate the patient's background rhythm
Glossokinetic artifact - ANSWER-Biological
What enviornmental factors enhance LAMDBA? - ANSWER-Scanning high
complexity visual scene
Hypothalamic Harmatona: - ANSWER-Gelastic seizure: Gelastic epilepsy typically is
the end result of an unusual brain tumor called hypothalamic hamartoma
Posterior Dominant Rhythm (PDR) or Alpha Rhythm should not be calculated
immediately upon eye closure because of what normal variant? - ANSWER-Alpha
Squeak
Sleep spindles may be more irregular or of lower voltage in: - ANSWER-elderly
patients
What additional monitoring should be done in a middle age patient who
repeatedly alerts from sleep during the EEG? - ANSWER-Respiration
In an EEG displayed at 30mm/sec, a high voltage transient with a duration of 2mm
would be: - ANSWER-Spike
2|Page
, ABRET PRACTICE EXAM Version 2
The interictal EEG of children with a history of untreated febrile seizures usually is
- ANSWER-normal
Temporal theta burst is an EEG feature seen in which neonatal age group? -
ANSWER-24-28 weeks gestation
Sharply contoured, surface positivity, and seen in clusters over the occipital lobe
during drowsiness, describes: - ANSWER-POSTS
Which of the following would indiciate the best prognosis in a comatose patient? -
ANSWER-Electrographic changes indicating wakefulness and sleep
A subharmonic photic driving response is: - ANSWER-Half the frequency of the
flash strobe
Which of the following EEG patterns is characteristic of West syndrome? -
ANSWER-Hypsarrhythmia
Which activity does NOT typically cause an attenuation of the posterior dominant
alpha rhythm in the normal adult? - ANSWER-Relaxed wakefulness with eyes
closed
FREQUENCY is influenced by? - ANSWER-influenced by sampling rate and
measured in hertz
3|Page
, ABRET PRACTICE EXAM Version 2
Which of the following instruments magnifies the common-mode voltage
difference between two inputs? - ANSWER-Differential Amplifier
Sleep stages in a term newborn infant are - ANSWER-characterized by rapid onset
active sleep
Which of the following is most characteristic of complex partial seizures? -
ANSWER-Automatisms and impaired consciousness
1 centimeter = how many mm? - ANSWER-10 mm
Laplacian montage - ANSWER-source reference derivation
In a 27 week gestational age neonate, where are delta brushes expected to be
seen MOST prominently? - ANSWER-Central
What percentage of actual amplitude will be visible of 15 Hz. wave when using a
HFF setting of 15 Hz.? - ANSWER-0.7
Which of the following procedures can be considered to be a "non-standard"
activation: - ANSWER-Listening to music
The waveforms contain frequencies as high as 100 hertz. What is the Nyquist
sampling rate? - ANSWER->200 samples/second
4|Page
ABRET PRACTICE EXAM VERSION 2 NEWEST COMPLETE
ALL QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) |ALREADY GRADED A+||BRAND NEW
VERSION!
Which of the following is most likely to be the finding in a full term neonate with
seizures? - ANSWER-Focal spike and sharp waves
Given a voltage of 50 microvolts and a sensitivity of 10 microvolts/mm, what is the
amplitude - ANSWER-5mm
Seizure activity in which antaomical region may produce strong Deja vu and
chewing automatisms? - ANSWER-Temporal
The amount by which the differential amplifier increases the magnitude of the
input signal is its - ANSWER-sensitivity
What is a sub harmonic response to photic stimulation? - ANSWER-Photic driving
at half the speed of the flash rate
Which of the following is not useful in digital EEG recordings? - ANSWER-bio
calibration
What feature is most diagnostic of Psychogenic Non-Epileptic Spells (PNES) -
ANSWER-No disruption of the posterior dominant rhythm
1|Page
, ABRET PRACTICE EXAM Version 2
Why is it not best practice to allow an outpatient to sleep throughout the entire
EEG recording? - ANSWER-Unable to evaluate the patient's background rhythm
Glossokinetic artifact - ANSWER-Biological
What enviornmental factors enhance LAMDBA? - ANSWER-Scanning high
complexity visual scene
Hypothalamic Harmatona: - ANSWER-Gelastic seizure: Gelastic epilepsy typically is
the end result of an unusual brain tumor called hypothalamic hamartoma
Posterior Dominant Rhythm (PDR) or Alpha Rhythm should not be calculated
immediately upon eye closure because of what normal variant? - ANSWER-Alpha
Squeak
Sleep spindles may be more irregular or of lower voltage in: - ANSWER-elderly
patients
What additional monitoring should be done in a middle age patient who
repeatedly alerts from sleep during the EEG? - ANSWER-Respiration
In an EEG displayed at 30mm/sec, a high voltage transient with a duration of 2mm
would be: - ANSWER-Spike
2|Page
, ABRET PRACTICE EXAM Version 2
The interictal EEG of children with a history of untreated febrile seizures usually is
- ANSWER-normal
Temporal theta burst is an EEG feature seen in which neonatal age group? -
ANSWER-24-28 weeks gestation
Sharply contoured, surface positivity, and seen in clusters over the occipital lobe
during drowsiness, describes: - ANSWER-POSTS
Which of the following would indiciate the best prognosis in a comatose patient? -
ANSWER-Electrographic changes indicating wakefulness and sleep
A subharmonic photic driving response is: - ANSWER-Half the frequency of the
flash strobe
Which of the following EEG patterns is characteristic of West syndrome? -
ANSWER-Hypsarrhythmia
Which activity does NOT typically cause an attenuation of the posterior dominant
alpha rhythm in the normal adult? - ANSWER-Relaxed wakefulness with eyes
closed
FREQUENCY is influenced by? - ANSWER-influenced by sampling rate and
measured in hertz
3|Page
, ABRET PRACTICE EXAM Version 2
Which of the following instruments magnifies the common-mode voltage
difference between two inputs? - ANSWER-Differential Amplifier
Sleep stages in a term newborn infant are - ANSWER-characterized by rapid onset
active sleep
Which of the following is most characteristic of complex partial seizures? -
ANSWER-Automatisms and impaired consciousness
1 centimeter = how many mm? - ANSWER-10 mm
Laplacian montage - ANSWER-source reference derivation
In a 27 week gestational age neonate, where are delta brushes expected to be
seen MOST prominently? - ANSWER-Central
What percentage of actual amplitude will be visible of 15 Hz. wave when using a
HFF setting of 15 Hz.? - ANSWER-0.7
Which of the following procedures can be considered to be a "non-standard"
activation: - ANSWER-Listening to music
The waveforms contain frequencies as high as 100 hertz. What is the Nyquist
sampling rate? - ANSWER->200 samples/second
4|Page
