TITLE: EMILLYCHARLOTTE 2024/2025 ACADEMIC PERIOD
OWNER: EMILLYCHARLOTTE
COPYRIGHT STATEMENT: ©2024 EMILLYCHARLOTTE. ALL RIGHTS
RESERVED
FIRST PUBLISHED: SEPTEMBER 2024
NHA EKG Technician Practice Test
Questions and Answers | 100% Pass
Which of the following EKG machine functions should an EKG technician use to control
and regulate the height of EKG waveforms on the tracing?
a. Speed
b. Output display
c. Artifact filter
d. Gain - Correct Answer✔️✔️-d. Gain
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
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
1/33
,TITLE: EMILLYCHARLOTTE 2024/2025 ACADEMIC PERIOD
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FIRST PUBLISHED: SEPTEMBER 2024
c. 3 sec
d. 1 sec - Correct Answer✔️✔️-a. 6 sec
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
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
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
2/33
,TITLE: EMILLYCHARLOTTE 2024/2025 ACADEMIC PERIOD
OWNER: EMILLYCHARLOTTE
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RESERVED
FIRST PUBLISHED: SEPTEMBER 2024
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
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 - Correct Answer✔️✔️-b. On the lower right abdomen
Which of the following methods should an EKG technician use to store electrodes when
not in use?
a. Loose in the EKG cart
b. In a folded paper bag
c. In an open plastic bag
d. In the original, foil-lined packaging - Correct Answer✔️✔️-d. In the original, foil-lined
packaging
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.
3/33
, TITLE: EMILLYCHARLOTTE 2024/2025 ACADEMIC PERIOD
OWNER: EMILLYCHARLOTTE
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FIRST PUBLISHED: SEPTEMBER 2024
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
Which of the following statements made by an EKG technician correctly prepares the
patient for telemetry monitoring?
a. "I will clean your skin with an alcohol pad"
b. "You may feel a slight warming sensation after the electrodes are placed on the skin"
c. "A mild rash or skin redness should be expected around the electrodes after 24
hours."
d. "Electrodes will be replaced once per week while you're in the hospital." - Correct
Answer✔️✔️-a. "I will clean your skin with an alcohol pad"
An EKG technician is performing a standard 12-lead EKG on a patient who is 4 years
old. In which of the following locations should the technician place the V6 electrodes?
a. Right midclavicular space
b. Left midclavicular space
c. Right midaxillary line
d. Left midaxillary line - Correct Answer✔️✔️-d. Left midaxillary line
Which of the following sections of the EKG tracing should an EKG technician use to
measure the QRS complex?
4/33
OWNER: EMILLYCHARLOTTE
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FIRST PUBLISHED: SEPTEMBER 2024
NHA EKG Technician Practice Test
Questions and Answers | 100% Pass
Which of the following EKG machine functions should an EKG technician use to control
and regulate the height of EKG waveforms on the tracing?
a. Speed
b. Output display
c. Artifact filter
d. Gain - Correct Answer✔️✔️-d. Gain
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
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
1/33
,TITLE: EMILLYCHARLOTTE 2024/2025 ACADEMIC PERIOD
OWNER: EMILLYCHARLOTTE
COPYRIGHT STATEMENT: ©2024 EMILLYCHARLOTTE. ALL RIGHTS
RESERVED
FIRST PUBLISHED: SEPTEMBER 2024
c. 3 sec
d. 1 sec - Correct Answer✔️✔️-a. 6 sec
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
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
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
2/33
,TITLE: EMILLYCHARLOTTE 2024/2025 ACADEMIC PERIOD
OWNER: EMILLYCHARLOTTE
COPYRIGHT STATEMENT: ©2024 EMILLYCHARLOTTE. ALL RIGHTS
RESERVED
FIRST PUBLISHED: SEPTEMBER 2024
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
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 - Correct Answer✔️✔️-b. On the lower right abdomen
Which of the following methods should an EKG technician use to store electrodes when
not in use?
a. Loose in the EKG cart
b. In a folded paper bag
c. In an open plastic bag
d. In the original, foil-lined packaging - Correct Answer✔️✔️-d. In the original, foil-lined
packaging
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.
3/33
, TITLE: EMILLYCHARLOTTE 2024/2025 ACADEMIC PERIOD
OWNER: EMILLYCHARLOTTE
COPYRIGHT STATEMENT: ©2024 EMILLYCHARLOTTE. ALL RIGHTS
RESERVED
FIRST PUBLISHED: SEPTEMBER 2024
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
Which of the following statements made by an EKG technician correctly prepares the
patient for telemetry monitoring?
a. "I will clean your skin with an alcohol pad"
b. "You may feel a slight warming sensation after the electrodes are placed on the skin"
c. "A mild rash or skin redness should be expected around the electrodes after 24
hours."
d. "Electrodes will be replaced once per week while you're in the hospital." - Correct
Answer✔️✔️-a. "I will clean your skin with an alcohol pad"
An EKG technician is performing a standard 12-lead EKG on a patient who is 4 years
old. In which of the following locations should the technician place the V6 electrodes?
a. Right midclavicular space
b. Left midclavicular space
c. Right midaxillary line
d. Left midaxillary line - Correct Answer✔️✔️-d. Left midaxillary line
Which of the following sections of the EKG tracing should an EKG technician use to
measure the QRS complex?
4/33
