CERTIFIED EKG TECHNICIAN (CET):
PRACTICE 3 2026 STUDY GUIDE | RHYTHM
QUESTIONS, ANSWERS & RATIONALES
| GRADED A+ | GUARANTEED SUCCESS
Updated 2026 Questions and Answers
100% Verified Exam Prep and Comprehensive
Rationales Included
,Have the patient place their hands under their buttocks, Which of the following actions should the EKG technician take to resolve the
palms down. artifact in the EKG tracing below?
A. Inspect the cables and connections for any damage or exposed wires.
B. Move the patient's bed or exam table away from the wall.
C. Remove tension from the lead wires.
D. Have the patient place their hands under their buttocks, palms down.
While performing an exercise stress test on a patient, a Signs of acute myocardial injury
technician observes elevated ST segments. The technician
should identify these findings as which of the following?
A. Expected EKG changes as a result of running
B. Expected EKG changes due to hypokalemia
C. Signs of pulmonary embolism
D. Signs of acute myocardial injury
Which of the following statements should an EKG "I am going to apply some stickers to your belly, arms, and legs for the test.
technician make when preparing an 8-year-old patient
for a standard 12-lead EKG?
A. "I am going to apply some stickers to your belly, arms,
and legs for the test."
B. "I am going to apply these adhesive electrodes to your
chest and extremities for the EKG."
C. "I am going to conduct an electrocardiogram on your
heart."
D. "I need you to hold still while I attach these wires to
you for the electrocardiogram.
An EKG technician is preparing to obtain a patient's Have the patient rest before taking the blood pressure reading and document it in
blood pressure reading. The patient reports jogging to the EHR.
the facility "to get some exercise." Which of the following
actions should the technician take?
A. Notify the provider immediately of the elevated blood
pressure and document it in the EHR.
B. Document in the medical record that the patient's
blood pressure is elevated.
C. Have the patient rest before taking the blood pressure
reading and document it in the EHR.
D. Verify if the patient has a family history of high blood
pressure and document this finding.
An EKG technician is entering information about a Social history
patient's lifestyle and occupation into the electronic
health record EHR. The technician should enter this
information into which of the following sections of the
EHR?
A. Chief complaint
B. Past history
C. Social history
D. Review of systems
, Which of the following EKG findings differentiates Accelerated idloventricular rhythm has wide QRS complexes.
accelerated idioventricular rhythm from junctional
rhythm?
A. Accelerated idioventricular rhythm has P waves.
B. The ventricular rate in accelerated idioventricular
rhythm is slower than junctional rhythm.
C. Accelerated idioventricular rhythm is indicated by an
irregular rhythm.
D. Accelerated idioventricular rhythm has wide QRS
complexes.
Which of the following artifacts can appear as drifting Wandering baseline
away from the center on an EKG tracing?
A. AC interference
B. interrupted baseline
C. Somatic tremor
D. Wandering baseline
An EKG technician is providing instructions to a patient "I will continue to do my daily walk to the grocery store."
who is to wear a cardiac event monitor at home. Which of
the following statements by the patient indicates an
understanding of the instructions?
A. "I can take showers while wearing this monitor."
B. "The monitor will keep track of all my daily activities."
C. "I can continue to use my electric blanket while
wearing the monitor."
D. "I will continue to do my daily walk to the grocery
store."
Into which of the following positions should the EKG Supine
technician assist a patient to undergo a standard 12-lead
EKG?
A. Supine
B. Lithotomy
C. Sims
D. Prone
When an EKG technician is obtaining a pulse from a Irregular
patient, which of the following terms should the
technician use to document the rhythm of the pulse?
A. Weak
B. Strong
C. Bounding
D. irregular
An EKG technician is providing instructions for a patient "I should activate the event marker if I have chest pain."
who is going home with a Holter monitor for 48 hr. Which
of the following statements indicates the patient
understands the instructions?
A. "I am able to shower or bathe."
B. "I can use moisturizing lotion around the electrodes."
C. "I should activate the event marker if I have chest pain."
D. "I should only record activities that cause chest pain."
PRACTICE 3 2026 STUDY GUIDE | RHYTHM
QUESTIONS, ANSWERS & RATIONALES
| GRADED A+ | GUARANTEED SUCCESS
Updated 2026 Questions and Answers
100% Verified Exam Prep and Comprehensive
Rationales Included
,Have the patient place their hands under their buttocks, Which of the following actions should the EKG technician take to resolve the
palms down. artifact in the EKG tracing below?
A. Inspect the cables and connections for any damage or exposed wires.
B. Move the patient's bed or exam table away from the wall.
C. Remove tension from the lead wires.
D. Have the patient place their hands under their buttocks, palms down.
While performing an exercise stress test on a patient, a Signs of acute myocardial injury
technician observes elevated ST segments. The technician
should identify these findings as which of the following?
A. Expected EKG changes as a result of running
B. Expected EKG changes due to hypokalemia
C. Signs of pulmonary embolism
D. Signs of acute myocardial injury
Which of the following statements should an EKG "I am going to apply some stickers to your belly, arms, and legs for the test.
technician make when preparing an 8-year-old patient
for a standard 12-lead EKG?
A. "I am going to apply some stickers to your belly, arms,
and legs for the test."
B. "I am going to apply these adhesive electrodes to your
chest and extremities for the EKG."
C. "I am going to conduct an electrocardiogram on your
heart."
D. "I need you to hold still while I attach these wires to
you for the electrocardiogram.
An EKG technician is preparing to obtain a patient's Have the patient rest before taking the blood pressure reading and document it in
blood pressure reading. The patient reports jogging to the EHR.
the facility "to get some exercise." Which of the following
actions should the technician take?
A. Notify the provider immediately of the elevated blood
pressure and document it in the EHR.
B. Document in the medical record that the patient's
blood pressure is elevated.
C. Have the patient rest before taking the blood pressure
reading and document it in the EHR.
D. Verify if the patient has a family history of high blood
pressure and document this finding.
An EKG technician is entering information about a Social history
patient's lifestyle and occupation into the electronic
health record EHR. The technician should enter this
information into which of the following sections of the
EHR?
A. Chief complaint
B. Past history
C. Social history
D. Review of systems
, Which of the following EKG findings differentiates Accelerated idloventricular rhythm has wide QRS complexes.
accelerated idioventricular rhythm from junctional
rhythm?
A. Accelerated idioventricular rhythm has P waves.
B. The ventricular rate in accelerated idioventricular
rhythm is slower than junctional rhythm.
C. Accelerated idioventricular rhythm is indicated by an
irregular rhythm.
D. Accelerated idioventricular rhythm has wide QRS
complexes.
Which of the following artifacts can appear as drifting Wandering baseline
away from the center on an EKG tracing?
A. AC interference
B. interrupted baseline
C. Somatic tremor
D. Wandering baseline
An EKG technician is providing instructions to a patient "I will continue to do my daily walk to the grocery store."
who is to wear a cardiac event monitor at home. Which of
the following statements by the patient indicates an
understanding of the instructions?
A. "I can take showers while wearing this monitor."
B. "The monitor will keep track of all my daily activities."
C. "I can continue to use my electric blanket while
wearing the monitor."
D. "I will continue to do my daily walk to the grocery
store."
Into which of the following positions should the EKG Supine
technician assist a patient to undergo a standard 12-lead
EKG?
A. Supine
B. Lithotomy
C. Sims
D. Prone
When an EKG technician is obtaining a pulse from a Irregular
patient, which of the following terms should the
technician use to document the rhythm of the pulse?
A. Weak
B. Strong
C. Bounding
D. irregular
An EKG technician is providing instructions for a patient "I should activate the event marker if I have chest pain."
who is going home with a Holter monitor for 48 hr. Which
of the following statements indicates the patient
understands the instructions?
A. "I am able to shower or bathe."
B. "I can use moisturizing lotion around the electrodes."
C. "I should activate the event marker if I have chest pain."
D. "I should only record activities that cause chest pain."
