EEG 212 FINAL REVIEW AND PRACTICE EXAM A |
2025/26 UPDATE | QUESTIONS AND ANSWERS | WITH
COMPLETE SOLUTION
The suffix -"itis" means _______.
Select one:
a. incision
b. tumor
c. inflammation
d. excision Answer - c. inflammation
The distance from Fz to Pz is ______ .
Select one:
a. 40% of the distance between the nasion and the inion
b. identical to the distance from C3 to P3
c. identical to the distance from the nasion to Fz
d. 20% of the distance between the nasion and the inion Answer - a. 40% of
the distance between the nasion and the inion
Due to a central scalp lesion, C4 has to be relocated 4 mm anteriorly. The
technologist should ____.
Select one:
a. relocate P3 4 mm anteriorly
,b. relocate all electrodes in the right parasagittal plane 4 mm anteriorly.
c. make no other placement changes
d. relocate C3 4 mm anteriorly Answer - d. relocate C3 4 mm anteriorly
When a circuit exists for current to flow from one instrument through the
patient, to another instrument and then to ground, then back to the first
instrument and then cycle through the patient again, though not likely to
happen with modern medical instruments, this is called _________.
Select one:
a. A ground loop
b. A resistor in series
c. A short circuit
d. A resistor in parallel Answer - a. A ground loop
A resistor:
Select one:
a. limits current
b. is a synonym for capacitor
c. holds charge Answer - a. limits current
Aliasing is caused by:
Select one:
a. insufficient sampling rate
b. 60 Hz interference
c. insufficient amplifier gain
d. improper electrode placement Answer - a. insufficient sampling rate
, All electrodes used in END testing should have _____.
Select one:
a. Exposed metal pin connectors
b. 2 mm pin connectors
c. DIN 42-802 standard connectors
d. 5 mm pin connectors Answer - c. DIN 42-802 standard connectors
A combination of electronic components designed to increase the power,
voltage or current of a signal:
Select one:
a. master gain control
b. line filter
c. sensitivity
d. amplifier Answer - d. amplifier
What is the primary localization technique utilized for identification of a focus
in a referential montage?
Select one:
a. Phase Reversal
b. Cancellation
c. Amplitude
d. Contaminated reference Answer - c. Amplitude
A bird can land on a power line and not be shocked because:
Select one:
a. His feet are insulated
b. He weighs very little
2025/26 UPDATE | QUESTIONS AND ANSWERS | WITH
COMPLETE SOLUTION
The suffix -"itis" means _______.
Select one:
a. incision
b. tumor
c. inflammation
d. excision Answer - c. inflammation
The distance from Fz to Pz is ______ .
Select one:
a. 40% of the distance between the nasion and the inion
b. identical to the distance from C3 to P3
c. identical to the distance from the nasion to Fz
d. 20% of the distance between the nasion and the inion Answer - a. 40% of
the distance between the nasion and the inion
Due to a central scalp lesion, C4 has to be relocated 4 mm anteriorly. The
technologist should ____.
Select one:
a. relocate P3 4 mm anteriorly
,b. relocate all electrodes in the right parasagittal plane 4 mm anteriorly.
c. make no other placement changes
d. relocate C3 4 mm anteriorly Answer - d. relocate C3 4 mm anteriorly
When a circuit exists for current to flow from one instrument through the
patient, to another instrument and then to ground, then back to the first
instrument and then cycle through the patient again, though not likely to
happen with modern medical instruments, this is called _________.
Select one:
a. A ground loop
b. A resistor in series
c. A short circuit
d. A resistor in parallel Answer - a. A ground loop
A resistor:
Select one:
a. limits current
b. is a synonym for capacitor
c. holds charge Answer - a. limits current
Aliasing is caused by:
Select one:
a. insufficient sampling rate
b. 60 Hz interference
c. insufficient amplifier gain
d. improper electrode placement Answer - a. insufficient sampling rate
, All electrodes used in END testing should have _____.
Select one:
a. Exposed metal pin connectors
b. 2 mm pin connectors
c. DIN 42-802 standard connectors
d. 5 mm pin connectors Answer - c. DIN 42-802 standard connectors
A combination of electronic components designed to increase the power,
voltage or current of a signal:
Select one:
a. master gain control
b. line filter
c. sensitivity
d. amplifier Answer - d. amplifier
What is the primary localization technique utilized for identification of a focus
in a referential montage?
Select one:
a. Phase Reversal
b. Cancellation
c. Amplitude
d. Contaminated reference Answer - c. Amplitude
A bird can land on a power line and not be shocked because:
Select one:
a. His feet are insulated
b. He weighs very little
