EEG MOCK EXAM QUESTIONS
AND ANSWERS 100% PASS
Which is necessary to calculate the voltage of an EEG wave:
a. Montage and deflection (mm)
b. Sensitivity (µV/mm) and deflection (mm)
c. Deflection (mm) and voltage (µV)
d. Sensitivity (µV/mm) and gain - ✔✔B
A weakness or paralysis of the muscles on one side of the face, which may cause
impaired taste, is a characteristic of:
a. Complicated migraines
b. Bell's Palsy
c. Damage to cranial nerve III
d. Damage to cranial nerve XI - ✔✔B
Which describes the action of a capacitor:
a. Opposes changes in current flow b. Converts alternating current to direct current
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,c. Creates a direct current resistance
d. Stores electrical energy - ✔✔D
Which of the following statements about current is false:
a. Current may be AC or DC
b. Current flows when there is a source of voltage and a conductive pathway
c. Current is movement of electrons in a conductor
d. Current is measured in coulombs - ✔✔B
What input voltage is necessary to give a calibration deflection between 5 and 10mm if
the sensitivity is 30µV/mm:
a. 10µV
b. 50µV
c. 100µV
d. 200µV - ✔✔D
Rhomberg's sign is:
a. Inability to feel pain
b. Flexing of the feet
c. Inability to stand with eyes closed d. Complications from an epidural - ✔✔C
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,An 8 year old child is referred for an EEG because of 2 nocturnal seizures. The EEG
shows spikes during drowsiness and sleep at T3, C3, T4, and C4. The child has:
a. Atonic seizures
b. Benign focal epilepsy
c. Complex partial seizures
d. JME - ✔✔B
Due to a scalp lesion, C4 has been relocated 4mm anteriorly. The technologist should:
a. Relocate C3 4mm anteriorly
b. Make no other placement changes
c. Relocate P3 4mm anteriorly
d. Relocate all electrodes in the right parasagittal plane 4mm anteriorly - ✔✔A
A highly malignant tumor primarily seen in children may be:
a. Pituitary adenoma
b. Medulla blastoma
c. Acoustic neuroma
d. Astrocytoma - ✔✔B
Inflammation of the coverings of the brain or spinal cord is called:
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, a. Encephalitis
b. Meningitis
c. Cerebritis
d. Myelitis - ✔✔B
Which test may benefit a patient presenting with ataxia:
a. Counting backwards
b. Wada
c. PSG
d. Lumbar puncture - ✔✔D
Thrombosis of the anterior cerebral artery is most likely to cause:
a. Nystagmus
b. Contralateral lower extremity weakness
c. Contralateral facial weakness
d. Aphasia - ✔✔B
Anosmia can be caused from:
a. Inflammation of the nasal passages
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AND ANSWERS 100% PASS
Which is necessary to calculate the voltage of an EEG wave:
a. Montage and deflection (mm)
b. Sensitivity (µV/mm) and deflection (mm)
c. Deflection (mm) and voltage (µV)
d. Sensitivity (µV/mm) and gain - ✔✔B
A weakness or paralysis of the muscles on one side of the face, which may cause
impaired taste, is a characteristic of:
a. Complicated migraines
b. Bell's Palsy
c. Damage to cranial nerve III
d. Damage to cranial nerve XI - ✔✔B
Which describes the action of a capacitor:
a. Opposes changes in current flow b. Converts alternating current to direct current
Katelyn Whitman, All Rights Reserved © 2025 1
,c. Creates a direct current resistance
d. Stores electrical energy - ✔✔D
Which of the following statements about current is false:
a. Current may be AC or DC
b. Current flows when there is a source of voltage and a conductive pathway
c. Current is movement of electrons in a conductor
d. Current is measured in coulombs - ✔✔B
What input voltage is necessary to give a calibration deflection between 5 and 10mm if
the sensitivity is 30µV/mm:
a. 10µV
b. 50µV
c. 100µV
d. 200µV - ✔✔D
Rhomberg's sign is:
a. Inability to feel pain
b. Flexing of the feet
c. Inability to stand with eyes closed d. Complications from an epidural - ✔✔C
Katelyn Whitman, All Rights Reserved © 2025 2
,An 8 year old child is referred for an EEG because of 2 nocturnal seizures. The EEG
shows spikes during drowsiness and sleep at T3, C3, T4, and C4. The child has:
a. Atonic seizures
b. Benign focal epilepsy
c. Complex partial seizures
d. JME - ✔✔B
Due to a scalp lesion, C4 has been relocated 4mm anteriorly. The technologist should:
a. Relocate C3 4mm anteriorly
b. Make no other placement changes
c. Relocate P3 4mm anteriorly
d. Relocate all electrodes in the right parasagittal plane 4mm anteriorly - ✔✔A
A highly malignant tumor primarily seen in children may be:
a. Pituitary adenoma
b. Medulla blastoma
c. Acoustic neuroma
d. Astrocytoma - ✔✔B
Inflammation of the coverings of the brain or spinal cord is called:
Katelyn Whitman, All Rights Reserved © 2025 3
, a. Encephalitis
b. Meningitis
c. Cerebritis
d. Myelitis - ✔✔B
Which test may benefit a patient presenting with ataxia:
a. Counting backwards
b. Wada
c. PSG
d. Lumbar puncture - ✔✔D
Thrombosis of the anterior cerebral artery is most likely to cause:
a. Nystagmus
b. Contralateral lower extremity weakness
c. Contralateral facial weakness
d. Aphasia - ✔✔B
Anosmia can be caused from:
a. Inflammation of the nasal passages
Katelyn Whitman, All Rights Reserved © 2025 4
