EEG MOCK EXAM/195 ACCURATE
QUESTIONS AND ANSWERS
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
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
-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:
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
b. Destruction of one temporal lobe c. Both A and B
d. None of the above - -C
-Which layer of skin must be prepared in order to allow the electrical signal
to travel to the electrode:
a. Stratum corneum
b. Dermis
c. Stratum granulosum
d. Stratum germinativum - -A
, -The Foramen of Munro is the:
a. Opening between lateral ventricles and third ventricle of the brain
b. Opening at the base of the skull
c. Opening between the ventricles of the heart
d. Opening between the third and fourth ventricle of the brain - -A
-Which finding(s) correlate with Angelmann's disease:
a. Seizures, microcephaly, scoliosis b. Inter itctal EEG is dominated by high
amplitude posterior slow waves with or without spikes
c. Onset after infectious illness
d. All the above
e. Only A and B
f. Only B and C - -E
-The resting potential of a neuron is: a. 50-100mV with the inside of the cell
more negative than the outside b. 50-100mV with the inside of the cell more
positive than the outside c. 50-100µV with the inside of the cell more positive
than the outside d. 50-100µV with the inside of the cell more negative than
the outside - -A
-Which would not be considered a normal EEG pattern for a full term infant:
a. Tracé alternant
b. Isolated frontal sharp waves
c. Persistent focal alpha frequency activity
d. Beta-delta complexes in quiet sleep - -C
-A common seizure pattern in neonates is:
a. Generalized spike and wave
b. Rhythmic focal activity
c. Beta-delta complexes
d. Burst suppression - -B
-The function of Cranial Nerve VII is: a. Movement of head/shoulder
b. Facial expression
c. Mastication
d. Auditory/balance - -B
-Is cranial nerve VII:
a. Sensory
b. Motor
c. Both A and B - -C
-Hippus is:
a. A defect in vision which objects appear larger than they are
QUESTIONS AND ANSWERS
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
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
-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:
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
b. Destruction of one temporal lobe c. Both A and B
d. None of the above - -C
-Which layer of skin must be prepared in order to allow the electrical signal
to travel to the electrode:
a. Stratum corneum
b. Dermis
c. Stratum granulosum
d. Stratum germinativum - -A
, -The Foramen of Munro is the:
a. Opening between lateral ventricles and third ventricle of the brain
b. Opening at the base of the skull
c. Opening between the ventricles of the heart
d. Opening between the third and fourth ventricle of the brain - -A
-Which finding(s) correlate with Angelmann's disease:
a. Seizures, microcephaly, scoliosis b. Inter itctal EEG is dominated by high
amplitude posterior slow waves with or without spikes
c. Onset after infectious illness
d. All the above
e. Only A and B
f. Only B and C - -E
-The resting potential of a neuron is: a. 50-100mV with the inside of the cell
more negative than the outside b. 50-100mV with the inside of the cell more
positive than the outside c. 50-100µV with the inside of the cell more positive
than the outside d. 50-100µV with the inside of the cell more negative than
the outside - -A
-Which would not be considered a normal EEG pattern for a full term infant:
a. Tracé alternant
b. Isolated frontal sharp waves
c. Persistent focal alpha frequency activity
d. Beta-delta complexes in quiet sleep - -C
-A common seizure pattern in neonates is:
a. Generalized spike and wave
b. Rhythmic focal activity
c. Beta-delta complexes
d. Burst suppression - -B
-The function of Cranial Nerve VII is: a. Movement of head/shoulder
b. Facial expression
c. Mastication
d. Auditory/balance - -B
-Is cranial nerve VII:
a. Sensory
b. Motor
c. Both A and B - -C
-Hippus is:
a. A defect in vision which objects appear larger than they are
