CET EKG Technician Roles and Responsibilities 4

Question 1

In a stat EKG situation, what is the technician's most critical responsibility?

Accepted Answer

Acquiring a high-quality tracing as quickly and safely as possible

Answer

Waiting for a nurse to be present before starting

Answer

Calling the cardiologist before performing the EKG

Answer

Obtaining written consent before the procedure

Question 2

What is the correct paper speed for a standard resting 12-lead EKG?

Accepted Answer

25 mm/sec

Answer

10 mm/sec

Answer

50 mm/sec

Answer

100 mm/sec

Question 3

An EKG technician notices an implanted pacemaker spike on the tracing. The appropriate action is to:

Accepted Answer

Document the finding and note it on the tracing for the interpreting physician

Answer

Stop the EKG and notify security of an unknown implant

Answer

Increase the filter setting to eliminate the spikes

Answer

Repeat the EKG using a different lead configuration

Question 4

Which of the following best describes the EKG technician's role in infection control?

Accepted Answer

Performing hand hygiene and using single-use electrodes for each patient

Answer

Sterilizing electrodes in an autoclave between patients

Answer

Wearing full PPE for every EKG regardless of isolation status

Answer

Disinfecting the EKG machine with bleach after each use

Question 5

A patient's chart indicates a latex allergy. What should the EKG technician do before applying electrodes?

Accepted Answer

Verify that the electrodes and supplies used are latex-free before proceeding

Answer

Apply electrodes normally since modern electrodes contain no latex

Answer

Ask the patient if the allergy is mild before continuing

Answer

Use extra tape to secure the electrodes instead of adhesive patches

Question 6

What is the role of the EKG technician when a physician is interpreting the tracing at the bedside?

Accepted Answer

Remain available to answer questions about acquisition conditions and lead placement

Answer

Offer a verbal diagnosis to assist the physician

Answer

Leave the room immediately to protect patient confidentiality

Answer

Re-run the EKG if the physician does not like the initial tracing

Question 7

Which of the following is a correct statement about lead aVR in the 12-lead EKG?

Accepted Answer

It is an augmented unipolar limb lead that views the heart from the right shoulder

Answer

It views the heart from the left lateral perspective

Answer

It is a precordial lead placed on the chest wall

Answer

It measures the voltage difference between the right arm and left leg