Question 1

You are preparing to perform a 12-lead ECG on a 7-year-old child. When communicating with this patient, you should:

Accepted Answer

A)  use technical words to make the child feel like a grownup.
B)  avoid using technical words.
C)  address the parents instead of the child.
D)  make the parents leave the room.

Question 2

Which rib is located next to the angle of Louis?

Accepted Answer

A)  First rib
B)  Second rib
C)  Third rib
D)  Fourth rib

Question 3

How should you position a pregnant woman for an ECG?

Accepted Answer

A)  Rolled slightly to her right side
B)  Sitting upright
C)  Lying flat on her back
D)  Rolled slightly to her left side

Question 4

The purpose of practicing proper body mechanics is primarily to:

Accepted Answer

A)  control the spread of infection.
B)  reduce artifacts on the ECG tracing.
C)  prevent injuries to yourself or the patient.
D)  reduce wear and tear on the ECG machine.

Question 5

Which of the following problems can cause wandering baseline on the ECG tracing?

Accepted Answer

A)  Improperly applied electrodes or poor skin preparation
B)  Patient talking while the ECG is being recorded
C)  Improper grounding
D)  Electrical interference

Question 6

You need to perform an ECG on a patient who weighs 285 pounds. The patient is brought into the room in a wheelchair and informs you that she cannot move to the ECG table without assistance. You do not have the strength to lift the patient onto the table. What should you do?

Accepted Answer

A)  Politely explain to the patient that unless she can move to the table, you cannot perform the ECG
B)  Ask a coworker to assist you in moving the patient
C)  Perform the ECG on the patient without moving her from the wheelchair
D)  Inform your supervisor that you cannot perform the ECG

Question 7

When you have completed a routine ECG, how should you report the results?

Accepted Answer

A)  Hand the results personally to the physician who ordered the ECG.
B)  Place the report in the patient's chart.
C)  Place the report on the physician's desk.
D)  Use the method required by the facility where you are working.

Question 8

An ICD-10 code is a(n)

Accepted Answer

A)  diagnostic code used by the billing department.
B)  interpretation of the ECG tracing.
C)  trouble code used to identify ECG malfunctions.
D)  patient identification number.

Question 9

Using proper body mechanics includes:

Accepted Answer

A)  using the muscles in your back to lift heavy objects.
B)  following proper hand hygiene.
C)  using movements that maintain your posture.
D)  holding heavy objects as far from your body as possible.

Question 10

As you are preparing to perform an ECG on a 47-year-old patient, the patient has a seizure. The patient is not yet on the ECG table; she is standing beside the table in the procedure room. Which of the following actions should you take?

Accepted Answer

A)  Hold the patient as still as possible to minimize injury
B)  Place a bite stick in the patient's mouth to prevent her from biting her tongue
C)  Remove any objects in the area that may cause injury
D)  Provide an emesis basin in case the patient vomits

Question 11

While preparing to perform an ECG on a 15-year-old girl, you pull the curtain around her hospital bed. The patient becomes agitated and asks why you closed the curtain. What should you tell her?

Accepted Answer

A)  It is loud and noisy in the hallway, and you need to work in a quiet environment.
B)  The temperature of the room is too cold.
C)  You are providing privacy for the patient.
D)  You do not like co-workers watching you perform the procedure.

Question 12

What type of artifact is shown in the figure?

Accepted Answer

A)  Somatic tremor
B)  AC interference
C)  Wandering baseline
D)  Involuntary movement

Question 13

Which lead is typically used during continuous cardiac monitoring to provide the best view of the P wave?

Accepted Answer

A)  I
B)  II
C)  III
D)  V6

Question 14

Which of the following is not commonly performed as part of routine maintenance of an ECG machine?

Accepted Answer

A)  Wiping patient cables and lead wires with a damp cloth
B)  Sterilizing the electrodes
C)  Wiping the machine dry with a soft cloth
D)  Checking cables and wires for cracks or fraying

Question 15

If your patient is in a permanent fetal position with her arms drawn tightly over the chest, where do you position the electrodes?

Accepted Answer

A)  On the upper chest and lower abdomen
B)  On the right side of the chest
C)  On the back
D)  Place V1 and V2 higher on the chest

Question 16

How should you clean the cables and electrode clips on the ECG machine?

Accepted Answer

A)  Soak them in a disinfectant solution.
B)  Use a soft cloth moistened with disinfectant or packaged wipes.
C)  Place them in an autoclave or heat sterilization unit.
D)  Rub them vigorously with a cloth moistened with acetone.

Question 17

After you have prepared the ECG machine and attached the electrodes and leads to the patient, what is the next thing you do if you are using an automatic ECG machine?

Accepted Answer

A)  Make sure the machine is set to lead I.
B)  Run a few complexes and insert a standardization mark.
C)  Set the machine to print an interpretation along with the tracing.
D)  Press the Run or Auto button on the ECG machine.

Question 18

If a patient has breast implants, what modification may be necessary when you place the chest electrodes?

Accepted Answer

A)  Place the electrodes directly on the breast.
B)  Place the electrodes on the patient's back.
C)  Place V1 and V2 a little higher on the chest.
D)  Place V3, V4, and V5 a little higher on the chest.

Question 19

How can you be certain you are attaching the lead wires to the electrodes properly?

Accepted Answer

A)  Consult the physician
B)  Check the manufacturer's directions in the instruction manual
C)  Ask your supervisor or co-worker
D)  Identify the colors of the individual leads.

Question 20

The first thing that is needed to perform an ECG is:

Accepted Answer

A)  payment from the patient for the test.
B)  a physician order for the test.
C)  battery back-up power for the ECG machine.
D)  a consent form signed by the patient.

Exam 4: Performing an Ecg

How can you be certain you are attaching the lead wires to the electrodes properly?

Correct AnswerverifiedShow Answer

When you have completed a routine ECG, how should you report the results?

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As you are preparing to perform an ECG on a 47-year-old patient, the patient has a seizure. The patient is not yet on the ECG table; she is standing beside the table in the procedure room. Which of the following actions should you take?

Correct AnswerverifiedShow Answer

The purpose of practicing proper body mechanics is primarily to:

Correct AnswerverifiedShow Answer

While preparing to perform an ECG on a 15-year-old girl, you pull the curtain around her hospital bed. The patient becomes agitated and asks why you closed the curtain. What should you tell her?

Correct AnswerverifiedShow Answer

How should you clean the cables and electrode clips on the ECG machine?

Correct AnswerverifiedShow Answer

You need to perform an ECG on a patient who weighs 285 pounds. The patient is brought into the room in a wheelchair and informs you that she cannot move to the ECG table without assistance. You do not have the strength to lift the patient onto the table. What should you do?

Correct AnswerverifiedShow Answer

If a patient has breast implants, what modification may be necessary when you place the chest electrodes?

Correct AnswerverifiedShow Answer

Which rib is located next to the angle of Louis?

Correct AnswerverifiedShow Answer

If your patient is in a permanent fetal position with her arms drawn tightly over the chest, where do you position the electrodes?

Correct AnswerverifiedShow Answer

Which of the following is not commonly performed as part of routine maintenance of an ECG machine?

Correct AnswerverifiedShow Answer

Which lead is typically used during continuous cardiac monitoring to provide the best view of the P wave?

Correct AnswerverifiedShow Answer

After you have prepared the ECG machine and attached the electrodes and leads to the patient, what is the next thing you do if you are using an automatic ECG machine?

Correct AnswerverifiedShow Answer

The first thing that is needed to perform an ECG is:

Correct AnswerverifiedShow Answer

Which of the following problems can cause wandering baseline on the ECG tracing?

Correct AnswerverifiedShow Answer

How should you position a pregnant woman for an ECG?

Correct AnswerverifiedShow Answer

An ICD-10 code is a(n)

Correct AnswerverifiedShow Answer

Using proper body mechanics includes:

Correct AnswerverifiedShow Answer

What type of artifact is shown in the figure?

Correct AnswerverifiedShow Answer

You are preparing to perform a 12-lead ECG on a 7-year-old child. When communicating with this patient, you should:

Correct AnswerverifiedShow Answer

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