NHA NOW EKG Technician Practice Test

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NHA NOW EKG Technician Practice Test Questions and Answers (Verified Answers)

• Which of the following EKG machine functions should an EKG technician

use to control and regulate the height of EKG waveforms on the tracing?

• Speed
• Output display
• Artifact filter
• Gain ANS d. Gain

• Which of the following methods should a EKG technician use when remov-

ing hair from electrode placement sites for telemetry monitoring?

• Dry shave
• Wet shave
• Tape
• Clippers ANS 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?

• 6 sec
• 4 sec
• 3 sec 1 / 4

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• 1 sec ANS a. 6 sec

• Which of the following lead groups are bipolar leads?
• Leads aVR, aVL, and aVF
• Leads I, II, and III
• Leads V1, V2, and V3
• Leads V4, V5, and V6 ANS 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?

• The electrodes cannot conduct the signal after two EKG tracings
• The electrodes will not conduct accurately after two EKG tracings
• The electrodes need to be cleaned after two EKG tracings
• The electrodes will not re-adhere to the skin after being removed between

tracings ANS 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?

• On the left midaxillary line, horizontal to lead V4
• On the left anterior axillary line, horizontal to lead V4 2 / 4

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• On the left midclavicular line, fifth intercostal space
• On the right margin of the sternum, fourth intercostal space ANS 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?

• On the lower right foot
• On the lower right abdomen
• On the lower left torso
• On the lower right leg ANS b. On the lower right abdomen

• Which of the following methods should an EKG technician use to store

electrodes when not in use?

• Loose in the EKG cart
• In a folded paper bag
• In an open plastic bag
• In the original, foil-lined packaging ANS 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?

• Connect the patient to a different EKG machine.
• Report the finding to the provider 3 / 4

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• Verify proper lead placement
• Perform a maintenance check on the machine ANS c. Verify proper lead

place- ment

• Which of the following statements made by an EKG technician correctly

prepares the patient for telemetry monitoring?

• "I will clean your skin with an alcohol pad"
• "You may feel a slight warming sensation after the electrodes are placed

on the skin"

• "A mild rash or skin redness should be expected around the electrodes

after 24 hours."

• "Electrodes will be replaced once per week while you're in the hospital."

ANS 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?

• Right midclavicular space
• Left midclavicular space
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