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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 Answer️️ -d. Ga...

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  • September 25, 2024
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  • 2024/2025
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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
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

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