EKG Questions from NHA & AES

A patient care technician is reinforcing teaching with a patient who has an order for an EKG. Which of the following statements by the patient indicates an understanding of the procedure?

• “I should feel no pain or discomfort from this procedure.”

• “This procedure should last about 30 minutes.”

• “I should apply lotion to my skin before the procedure.”

• “It’s okay for me to talk and ask questions during the procedure.”

Answer explanation

‌Module 5: EKG

Topic 3: Patient Preparation

Sub topic: Disrobing, gowning and draping instructions

Paragraph: 2

Line: 1

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NHA Exam: EKG Quiz

While performing an EKG, a patient care technician suspects alternating current (6o-cycle) interference. Which of the following actions should the technician take?

• Give the patient a blanket.

• Unplug nearby electrical equipment.

• Ask if the patient has a pacemaker

• Re-prep the skin

Answer explanation

Module 5: EKG

Topic 6: Identification and resolution of artifacts

Sub topic: Alternating Current (AC) interference

Paragraph: 1

Line: 7 and 8.

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NHA Exam: EKG Quiz

The tracing below is an example of which of the following?

• Second-degree heart block, type II

• Second-degree heart block, type I

• Third-degree heart block

• First-degree heart block

Answer explanation

Module 5: EKG

Topic 7: Dysrhythmias

Sub topic: Other dysrhythmias

Paragraph: 6- First-degree atrioventricular block

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NHA Exam: EKG Quiz

The tracking below indicates which of the following?

• Wandering baseline

• Interrupted baseline

• Somatic tremor

• Incorrect lead placement.

Answer explanation

‌Module 5: EKG

Topic 6: Identification and resolution of artifacts

Read sub topics: Wandering Baseline

Somatic Tremor

Interrupted baseline

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NHA Exam: EKG Quiz

Which of the following is the regular paper speed of an EKG machine?

• 50 mm/second

• 30 mm/second

• 25 mm/second

• 15 mm/second

Answer explanation

‌Module 5: EKG

Topic 2: EKG Acquisition

Sub topic: Standard Speed

Paragraph: 1

Line: 1

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NHA Exam: EKG Quiz

Which of the following actions should a patient care technician take when applying electrodes to a patient for an EKG?

• Ensure that the patient’s skin is clean and dry

• Clean the patient’s skin using iodine.

• Clean the area using sterile technique

• Ensure that the patient’s entire chest is shaved

Answer explanation

‌Module 5: EKG

Topic 3: Patient Preparation

Sub topic: Gathering Supplies

Paragraph: 2

Line: 3 and 4

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NHA Exam: EKG Quiz

When applying electrodes on a patient for a Holter monitor, a patient care technician should place the green lead

• At the left sternal border, third rib.

• On the upper posterior, left rib cage.

• On the lower lateral, right rib cage

• At the right sternal border, first rib

Answer explanation

‌ ‌Module 5: EKG

Topic 3: Electrode Application and lead attachment

Sub topic: 5 -lead

Paragraph: Bullets

Line: 4

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NHA Exam: EKG Quiz

Which of the following artifacts is indicated by the tracing below?

• Electrical interference

• Reversed leads

• Loose electrodes

• Wandering baseline

Answer explanation

Module 5: EKG

Topic 3: Identification and resolution of artifacts

Sub topic: Alternating current (AC) inference

Paragraph: 1

Figure.

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NHA Exam: EKG Quiz

The following artifact is displayed on the EKG. To resolve this, the patient care technician should do which of the following?

• Restart the EKG machine to recalibrate

• Inspect electrodes and wires for secure connection

• Try another electrical outlet

• Reposition the patient to a lateral side-lying position.

Answer explanation

Module 5: EKG

Topic 3: Identification and resolution of artifacts

Sub topic: Wondering baselines

Paragraph: 2 (Bullets)

Line: 3

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NHA Exam: EKG Quiz

A patient care technician is preparing a patient for an EKG. The patient reports having bilateral breast implants about 1 year ago. How would the technician apply these chest leads?

• Apply V1 and V2 on the patient’s back toward the right side and record this information on the tracking.

• Apply V4, V5 and V6 closer to the patient’s midaxillary line.

• Apply V4, V5 and V6 closer to the patient midclavicular line.

• Apply V1 and V2 and the 2nd or 3rd intercostal space and record this information on the tracing.

Answer explanation

‌Module 5: EKG

Topic 4: Electrode application and lead attachment

Sub topic: Specific Considerations

Paragraph: 2- Amputations and implants

Line: 6

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NHA Exam: EKG Quiz