Question 1
An EKG technician is preparing a patient for a scheduled standard 12-lead EKG. Which of
the following actions should the technician take?
a. Assist the patient into Sims' position before a placing the electrodes
b. Apply an oil-free moisturizer to adhere the electrodes to the skin
c. Use an alcohol pad to cleanse the electrode placement sites.
d. Select the most muscular site for electrode placement
CORRECT ANSWER
c. Use an alcohol pad to cleanse the electrode placement sites.
Question 2
Which of the following methods should a EKG technician use when removing hair from
electrode placement sites for telemetry monitoring?
a. Dry shave
b. Wet shave
c. Tape
d. Clippers
CORRECT ANSWER
d. Clippers
Question 3
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@THE STUDY VAULT
,An EKG technician is performing a second standard 12-lead EKG on a patient immediately
following the first test. For which of the following reasons should the technician recognize
that resting tab electrodes should not be used for more than two consecutive EKG
tracings?
a. The electrodes cannot conduct the signal after two EKG tracings
b. The electrodes will not conduct accurately after two EKG tracings
c. The electrodes need to be cleaned after two EKG tracings
d. The electrodes will not re-adhere to the skin after being removed between tracings
CORRECT ANSWER
b. The electrodes will not conduct accurately after two EKG tracings
Question 4
An EKG technician should follow which of the following recommendations regarding
infection control practices in health care settings?
a. Artificial nails should be no longer than 1.27 cm (0.5 in) in length
b. Use an alcohol-based hand rub if there is visible contamination on the hands.
c. Remove soiled gloves prior to touching uncontaminated surfaces
d. Wear the same gloves while performing different procedures on the same patient
CORRECT ANSWER
c. Remove soiled gloves prior to touching uncontaminated surfaces
Question 5
For which of the following patients should an EKG technician expect to see somatic
interference on the EKG tracing?
a. A 60-year-old patient who is sweating profusely
b. A 20-year-old patient who is experiencing a seizure
c. A 10-year-old patient who is watching TV
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@THE STUDY VAULT
,d. A 30-year-old patient who is using a cell phone.
CORRECT ANSWER
b. A 20-year-old patient who is experiencing a seizure
Question 6
Which of the following lead groups are bipolar leads?
a. Leads aVR, aVL, and aVF
b. Leads I, II, and III
c. Leads V1, V2, and V3
d. Leads V4, V5, and V6
CORRECT ANSWER
b. Leads I, II, III
Question 7
An EKG technician notes periods of sinus arrest on a patient's EKG tracing. The technician
should consider the sinus arrest to be a medical emergency when the arrest reaches which
of the following durations?
a. 6 sec
b. 4 sec
c. 3 sec
d. 1 sec
CORRECT ANSWER
a. 6 sec
Question 8
3
@THE STUDY VAULT
, In which of the following locations should an EKG technician place the electrode for leavd
V5?
a. On the left midaxillary line, horizontal to lead V4
b. On the left anterior axillary line, horizontal to lead V4
c. On the left midclavicular line, fifth intercostal space
d. On the right margin of the sternum, fourth intercostal space
CORRECT ANSWER
b. On the left anterior axillary line, horizontal to lead V4
Question 9
A serial EKG tracing shows a rhythm that does not match the last tracing that the EKG
technician performed. Which of the following actions should the technician take first?
a. Connect the patient to a different EKG machine.
b. Report the finding to the provider
c. Verify proper lead placement
d. Perform a maintenance check on the machine
CORRECT ANSWER
c. Verify proper lead placement
Question 10
An EKG technician is working with a patient who has a below-the-knee amputation of the
left leg. In which of the following locations should the technician place the right leg
electrode?
a. On the lower right foot
b. On the lower right abdomen
c. On the lower left torso
d. On the lower right leg
4
@THE STUDY VAULT
An EKG technician is preparing a patient for a scheduled standard 12-lead EKG. Which of
the following actions should the technician take?
a. Assist the patient into Sims' position before a placing the electrodes
b. Apply an oil-free moisturizer to adhere the electrodes to the skin
c. Use an alcohol pad to cleanse the electrode placement sites.
d. Select the most muscular site for electrode placement
CORRECT ANSWER
c. Use an alcohol pad to cleanse the electrode placement sites.
Question 2
Which of the following methods should a EKG technician use when removing hair from
electrode placement sites for telemetry monitoring?
a. Dry shave
b. Wet shave
c. Tape
d. Clippers
CORRECT ANSWER
d. Clippers
Question 3
1
@THE STUDY VAULT
,An EKG technician is performing a second standard 12-lead EKG on a patient immediately
following the first test. For which of the following reasons should the technician recognize
that resting tab electrodes should not be used for more than two consecutive EKG
tracings?
a. The electrodes cannot conduct the signal after two EKG tracings
b. The electrodes will not conduct accurately after two EKG tracings
c. The electrodes need to be cleaned after two EKG tracings
d. The electrodes will not re-adhere to the skin after being removed between tracings
CORRECT ANSWER
b. The electrodes will not conduct accurately after two EKG tracings
Question 4
An EKG technician should follow which of the following recommendations regarding
infection control practices in health care settings?
a. Artificial nails should be no longer than 1.27 cm (0.5 in) in length
b. Use an alcohol-based hand rub if there is visible contamination on the hands.
c. Remove soiled gloves prior to touching uncontaminated surfaces
d. Wear the same gloves while performing different procedures on the same patient
CORRECT ANSWER
c. Remove soiled gloves prior to touching uncontaminated surfaces
Question 5
For which of the following patients should an EKG technician expect to see somatic
interference on the EKG tracing?
a. A 60-year-old patient who is sweating profusely
b. A 20-year-old patient who is experiencing a seizure
c. A 10-year-old patient who is watching TV
2
@THE STUDY VAULT
,d. A 30-year-old patient who is using a cell phone.
CORRECT ANSWER
b. A 20-year-old patient who is experiencing a seizure
Question 6
Which of the following lead groups are bipolar leads?
a. Leads aVR, aVL, and aVF
b. Leads I, II, and III
c. Leads V1, V2, and V3
d. Leads V4, V5, and V6
CORRECT ANSWER
b. Leads I, II, III
Question 7
An EKG technician notes periods of sinus arrest on a patient's EKG tracing. The technician
should consider the sinus arrest to be a medical emergency when the arrest reaches which
of the following durations?
a. 6 sec
b. 4 sec
c. 3 sec
d. 1 sec
CORRECT ANSWER
a. 6 sec
Question 8
3
@THE STUDY VAULT
, In which of the following locations should an EKG technician place the electrode for leavd
V5?
a. On the left midaxillary line, horizontal to lead V4
b. On the left anterior axillary line, horizontal to lead V4
c. On the left midclavicular line, fifth intercostal space
d. On the right margin of the sternum, fourth intercostal space
CORRECT ANSWER
b. On the left anterior axillary line, horizontal to lead V4
Question 9
A serial EKG tracing shows a rhythm that does not match the last tracing that the EKG
technician performed. Which of the following actions should the technician take first?
a. Connect the patient to a different EKG machine.
b. Report the finding to the provider
c. Verify proper lead placement
d. Perform a maintenance check on the machine
CORRECT ANSWER
c. Verify proper lead placement
Question 10
An EKG technician is working with a patient who has a below-the-knee amputation of the
left leg. In which of the following locations should the technician place the right leg
electrode?
a. On the lower right foot
b. On the lower right abdomen
c. On the lower left torso
d. On the lower right leg
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@THE STUDY VAULT
