EKG Practice Exam B Latest Update 2025-2026 Exam 55 Questions with 100% Verified Correct Answers Guaranteed A+
A patient has a prescription to wear a Holter monitor for 24 hr. Which of the following statements by the patient indicates an understanding of home care instructions? - CORRECT ANSWER: "I should record spontaneous symptoms unrelated to activity"
A serial EKG tracing shows a rhythm that does not match the last tracing that the EKG technician performed. Which of the following actions should the technician take first? -
CORRECT ANSWER: Verify proper lead placement
A thin spike before the Pwave indicates that a pacemaker has been implanted to pace
which of the following? - CORRECT ANSWER: Atria
An EKG technician applies electrodes for a 12-lead EKG and obtains the initial tracing shown below. Which of the following actions should the technician take? - CORRECT
ANSWER: Ensure that the ground wire is attached to the patient properly.
An EKG technician has a prescription to perform an EKG tracing on an older adult patient who is unconscious upon arrival at the emergency department. Which of the
following actions should the technician take? - CORRECT ANSWER: Assume implied
consent because the patient's condition is critical
An EKG technician is called to the emergency department to perform a standard 12- lead EKG on a patient. When the technician arrives, the patient is attached to a 5-lead monitor. Which of the following actions should the technician take? - CORRECT
ANSWER: Remove the electrodes for the 5-lead monitor before attaching the
electrodes for the 12-lead EKG
An EKG technician is caring for a patient in a provider's clinic who asks why the technician performs a standard 12-lead EKG as part of the physical examination. Which of the following responses should the technician make? - CORRECT ANSWER: "The results can be used to determine if changes have occurred since your last EKG." 1 / 2
An EKG technician is caring for a patient who is admitted to an inpatient facility for chest pain. Which of the following actions should the technician take when performing a series of EKG readings for this patient? - CORRECT ANSWER: Apply silver electrodes than can be checked daily
An EKG technician is educating a patient about home use of an ambulatory monitor.Which of the following actions should the technician instruct the patient to take if any electrodes become loose? - CORRECT ANSWER: Apply surgical tape to the electrodes to keep them in place
An EKG technician is performing a standard 12-lead EKG for an adult patient who is in the hospital. The patient becomes unresponsive, stops breathing, and does not have a pulse. Which of the following actions should the technician take first? - CORRECT
ANSWER: Start chest compressions
An EKG technician is performing a stress test for a patient. Which of the following EKG changes indicates that the patient is beginning to show signs of a myocardial ischemia?
- CORRECT ANSWER: Depressed ST segment
An EKG technician is performing an exercise stress test when the patient becomes unresponsive with no breathing or pulse. The technician uses an automated external defibrillator (AED) to administer a shock to the patient. Which of the following
instructions should the technician expect next? - CORRECT ANSWER: Resume
performing CPR on the patient
An EKG technician is preparing a patient for a scheduled standard 12-lead EKG. Which
of the following actions should the technician take? - CORRECT ANSWER: Use an
alcohol pad to cleanse the electrode placement sites
An EKG technician is preparing a patient for a standard 12-lead EKG. Which three leads should the technician place at the same horizontal level? - CORRECT ANSWER: Leads V4, V5 and V6
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