CERTIFIED EKG TECHNICIAN EXAM |VERIFIED QUESTIONS
AND ANSWERS|GRADED A+|LATEST 2026/2027
Which of the following lead groups represent Einthoven's Triangle? - ANSWER✔ Leads I, II, and III
A CET has performed an EKG on a patient. Which of the following actions by the CET would protect the
patient's health information in accordance with HIPAA ? - ANSWER✔ Hand-delivering the EKG to the
patient's physician
Which of the following methods for calculating a patients heart rate from the EKG is correct ? -
ANSWER✔ Divide 1,500 by the number of small boxes between two R waves
Which of the following arteries is the preferred site for measuring heart rate in an adult patient after a
stress test ? - ANSWER✔ Radial
Which of the following rhythms is characterized by upright P waves, narrow QRS complexes, and a
ventricular rate between 60 and 100/min ? - ANSWER✔ Sinus rhythm
A technician is preparing a patient for a 12-lead EKG. Which of the following is the correct placement for
lead V4 ? - ANSWER✔ The 5th intercostal space at the midclavicular line
What lead is created by the placement of the electrode located to the right of the patient's sternum at
the 4th intercostal space ? - ANSWER✔ V1
While performing a treadmill stress test on a patient, the CET observes peaked, hyperacute, and broad-
based T waves and convex ST segments. The CET should identify these findings as ? - ANSWER✔ Signs
of myocardial ischemia
Which of the following EKG changes is associated with myocardial injury ? - ANSWER✔ ST segment
elevation
, While performing a stress test, the patient complains of heaviness on his chest and becomes
diaphoretic. These are signs and symptoms of which of the folloing conditions ? - ANSWER✔
Myocardial Infarction
The QRS complex is too tall to fit on the EKG paper. Which of the following actions should be taken by
the EKG technician ? - ANSWER✔ Change the gain control to 1/2
Which of the following modifications may be made to lead placement when recording a standard 12-
lead EKG on a 2 year old patient ? - ANSWER✔ Move the limb leads to the torso
An EKG technician has just provided patient education prior to a stress test. Which of the following
statements made by the patient indicates an understanding of the preparation ? - ANSWER✔ " I may
smoke the night before the exam."
When performing an EKG on an infant, where should the technician place the electrode for lead V3R ? -
ANSWER✔ Between V2 and V4 on the right side of the chest
A patient is experiencing a change of respiratory cycle and variations in vagal tone. Which of the
following irregularities does this indicate ? - ANSWER✔ Sinus arrhythmia
A technician is performing an EKG in a hospital setting. The patient becomes unresponsive, stops
breathing, and does not have a pulse. Which of the following would be the first appropriate step ? -
ANSWER✔ Start chest compressions
Which of the following actions should an EKG technician perform on EKG cables to prevent the
transmission of microorganism ? - ANSWER✔ Wipe with disinfectant
Where should the EKG technician place the electrode for lead V5 ? - ANSWER✔ On the left anterior
axillary line, horizontal to V4
For a normal patient, which of the following describes the pattern of the anticipated QRS complex in V4
? - ANSWER✔ Half positive, half negative
AND ANSWERS|GRADED A+|LATEST 2026/2027
Which of the following lead groups represent Einthoven's Triangle? - ANSWER✔ Leads I, II, and III
A CET has performed an EKG on a patient. Which of the following actions by the CET would protect the
patient's health information in accordance with HIPAA ? - ANSWER✔ Hand-delivering the EKG to the
patient's physician
Which of the following methods for calculating a patients heart rate from the EKG is correct ? -
ANSWER✔ Divide 1,500 by the number of small boxes between two R waves
Which of the following arteries is the preferred site for measuring heart rate in an adult patient after a
stress test ? - ANSWER✔ Radial
Which of the following rhythms is characterized by upright P waves, narrow QRS complexes, and a
ventricular rate between 60 and 100/min ? - ANSWER✔ Sinus rhythm
A technician is preparing a patient for a 12-lead EKG. Which of the following is the correct placement for
lead V4 ? - ANSWER✔ The 5th intercostal space at the midclavicular line
What lead is created by the placement of the electrode located to the right of the patient's sternum at
the 4th intercostal space ? - ANSWER✔ V1
While performing a treadmill stress test on a patient, the CET observes peaked, hyperacute, and broad-
based T waves and convex ST segments. The CET should identify these findings as ? - ANSWER✔ Signs
of myocardial ischemia
Which of the following EKG changes is associated with myocardial injury ? - ANSWER✔ ST segment
elevation
, While performing a stress test, the patient complains of heaviness on his chest and becomes
diaphoretic. These are signs and symptoms of which of the folloing conditions ? - ANSWER✔
Myocardial Infarction
The QRS complex is too tall to fit on the EKG paper. Which of the following actions should be taken by
the EKG technician ? - ANSWER✔ Change the gain control to 1/2
Which of the following modifications may be made to lead placement when recording a standard 12-
lead EKG on a 2 year old patient ? - ANSWER✔ Move the limb leads to the torso
An EKG technician has just provided patient education prior to a stress test. Which of the following
statements made by the patient indicates an understanding of the preparation ? - ANSWER✔ " I may
smoke the night before the exam."
When performing an EKG on an infant, where should the technician place the electrode for lead V3R ? -
ANSWER✔ Between V2 and V4 on the right side of the chest
A patient is experiencing a change of respiratory cycle and variations in vagal tone. Which of the
following irregularities does this indicate ? - ANSWER✔ Sinus arrhythmia
A technician is performing an EKG in a hospital setting. The patient becomes unresponsive, stops
breathing, and does not have a pulse. Which of the following would be the first appropriate step ? -
ANSWER✔ Start chest compressions
Which of the following actions should an EKG technician perform on EKG cables to prevent the
transmission of microorganism ? - ANSWER✔ Wipe with disinfectant
Where should the EKG technician place the electrode for lead V5 ? - ANSWER✔ On the left anterior
axillary line, horizontal to V4
For a normal patient, which of the following describes the pattern of the anticipated QRS complex in V4
? - ANSWER✔ Half positive, half negative
