NCCT REVIEW #3: EKG
CERTIFICATION EXAM WITH
CORRECT ANSWERS 2025
What leads look at the interventricular septum? ( correct
answers ) v1 and v2
A CET observes varying R-R intervals on a 2- year- old patient's EKG. "The
irregularity is normal in result of respiration."Is the statement made by the
CET correct? True or False ( correct answers ) False, plus the CET should
not be discussing the results with patient.
A patient is experiencing a change of respiratory cycle and variations in
vagal tone. What irregularity does this indicate? ( correct answers )
sinus Arrhythmia(normal heart rate and irregular rhythm)
A technician is performing an EKG in a hospital setting. The patient becomes
unresponsive, stops breathing, and does not have a pulse. What is the first
appropriate step? ( correct answers ) Start chest compressions
A patient presents alert and oriented, but an EKG technician finds that all
the waveforms are negative in Lead 1. The technician should check the
cable connections for which limb leads? ( correct answers ) Right arm
and Left arm
An EKG technician detects a U wave, and the patient reports chest pain and
discomfort. What is an appropriate action for the technician to take?
( correct answers ) Notify the patients
physician
An EKG is showing a rhythm that the EKG technician is not familiar with.
What should be the technicians next step? ( correct answers ) Verify
Proper lead placement
What is the correct sensitivity setting to create an EKG standardization
mark of 5mm? ( correct answers ) 1/2
What activities should an EKG technician tell a patient to record in his
Holter monitor diary? ( correct answers ) Everything, do his/her normal
routine
The EKG technician is educating a patient on when she should push the
event button while wearing a Holter monitor. The patient in turn states" I
will push the event button if I'm experiencing discomfort." Does this
statement indicate the patient understands?
( correct answers )
What calculating method can be used when calculating regular but
interrupted and irregular rhythms? ( correct answers ) six- second
method
, During a stress test, an EKG technician notices the patient
appears to be hyperventilating. What is an appropriate course of ( corre
action for the technician? answers ) Check the patients ct
respiratory rate.
Which settings on the EKG machine will produce a calibration box that
measures 10mm tall? ( correct answers ) 1
Which methods for calculating a patients heart rate from the EKG is most
accurate? ( correct answers )
divide 1,500 by the number of little boxes between the two consecutive R
waves
What is the correct order of a complete cardiac cycle in the normal heart?
( correct answers ) P wave, QRS complex, and T wave
While performing a stress test, the patient complains of dizziness. After
stopping his test, what actions should the CET take first? ( correct
answers ) Notify the Physician
What is the correct electrode placement for lead V5?F
( correct answers ) Anterior axillary line, 5th
intercostal space
The R-R interval on a patients tracing has five large boxes. Which of the
following is the patients heart rate? ( correct answers ) 60/min
Where should the EKG technician place the electrode for lead V5?( correct
answers ) on the left anterior axillary line, horizontal to V4
Which wave would an EKG technician measure to evaluate for atrial
enlargement? ( correct answers )
P wave
What are the bipolar leads? ( correct answers ) I,II, and III
An EKG technician is working with a patient who has a below the knee
amputation of the LEFT Where should the technician place the right- leg
electrode? ( correct
answers ) On the lower RIGHT thigh
When performing a posterior EKG, Which of the following is the correct
location for placement of lead V8? ( correct answers ) Left midscapular
line
What are the signs the EKG technician should be concerned about in
a patient undergoing stress testing? ( correct answers )
decreased heart rate
The statement "I may clean the skin with an alcohol pad" made by the EKG
technician can correctly prepare the patient for telemetry monitoring? True
or False ( correct
answers ) True
CERTIFICATION EXAM WITH
CORRECT ANSWERS 2025
What leads look at the interventricular septum? ( correct
answers ) v1 and v2
A CET observes varying R-R intervals on a 2- year- old patient's EKG. "The
irregularity is normal in result of respiration."Is the statement made by the
CET correct? True or False ( correct answers ) False, plus the CET should
not be discussing the results with patient.
A patient is experiencing a change of respiratory cycle and variations in
vagal tone. What irregularity does this indicate? ( correct answers )
sinus Arrhythmia(normal heart rate and irregular rhythm)
A technician is performing an EKG in a hospital setting. The patient becomes
unresponsive, stops breathing, and does not have a pulse. What is the first
appropriate step? ( correct answers ) Start chest compressions
A patient presents alert and oriented, but an EKG technician finds that all
the waveforms are negative in Lead 1. The technician should check the
cable connections for which limb leads? ( correct answers ) Right arm
and Left arm
An EKG technician detects a U wave, and the patient reports chest pain and
discomfort. What is an appropriate action for the technician to take?
( correct answers ) Notify the patients
physician
An EKG is showing a rhythm that the EKG technician is not familiar with.
What should be the technicians next step? ( correct answers ) Verify
Proper lead placement
What is the correct sensitivity setting to create an EKG standardization
mark of 5mm? ( correct answers ) 1/2
What activities should an EKG technician tell a patient to record in his
Holter monitor diary? ( correct answers ) Everything, do his/her normal
routine
The EKG technician is educating a patient on when she should push the
event button while wearing a Holter monitor. The patient in turn states" I
will push the event button if I'm experiencing discomfort." Does this
statement indicate the patient understands?
( correct answers )
What calculating method can be used when calculating regular but
interrupted and irregular rhythms? ( correct answers ) six- second
method
, During a stress test, an EKG technician notices the patient
appears to be hyperventilating. What is an appropriate course of ( corre
action for the technician? answers ) Check the patients ct
respiratory rate.
Which settings on the EKG machine will produce a calibration box that
measures 10mm tall? ( correct answers ) 1
Which methods for calculating a patients heart rate from the EKG is most
accurate? ( correct answers )
divide 1,500 by the number of little boxes between the two consecutive R
waves
What is the correct order of a complete cardiac cycle in the normal heart?
( correct answers ) P wave, QRS complex, and T wave
While performing a stress test, the patient complains of dizziness. After
stopping his test, what actions should the CET take first? ( correct
answers ) Notify the Physician
What is the correct electrode placement for lead V5?F
( correct answers ) Anterior axillary line, 5th
intercostal space
The R-R interval on a patients tracing has five large boxes. Which of the
following is the patients heart rate? ( correct answers ) 60/min
Where should the EKG technician place the electrode for lead V5?( correct
answers ) on the left anterior axillary line, horizontal to V4
Which wave would an EKG technician measure to evaluate for atrial
enlargement? ( correct answers )
P wave
What are the bipolar leads? ( correct answers ) I,II, and III
An EKG technician is working with a patient who has a below the knee
amputation of the LEFT Where should the technician place the right- leg
electrode? ( correct
answers ) On the lower RIGHT thigh
When performing a posterior EKG, Which of the following is the correct
location for placement of lead V8? ( correct answers ) Left midscapular
line
What are the signs the EKG technician should be concerned about in
a patient undergoing stress testing? ( correct answers )
decreased heart rate
The statement "I may clean the skin with an alcohol pad" made by the EKG
technician can correctly prepare the patient for telemetry monitoring? True
or False ( correct
answers ) True
