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NHA EKG ACTUAL EXAM Questions And Answers 2024-2025 An EKG technician is providing instructions to a patient who is to wear a cardiac event monitor at home. Which of the following statements by the patient indicates an understanding of the instructions? - ANSWER I will continue to do my daily walk to the grocery store. An EKG technician is evaluating a standard 12-lead EKG tracing during a recording. The technician should recognize the electrical activity of the septal wall is recorded by which of the following leads? - ANSWER Leads V1 and V2
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An EKG technician is providing instructions to a patient who is to wear a cardiac event monitor at home. Which of the following statements by the patient indicates an understanding of the instructions? - ANSWER I will continue to do my daily walk to the grocery store. An EKG technician is evaluating a standard 12-lead EKG tracing during a recording. The technician should recognize the electrical activity of the septal wall is recorded by which of the following leads? - ANSWER Leads V1 and V An EKG technician should recognize that patients re restricted from performing which of the following activities while wearing a Holter monitor. - ANSWER Showering An EKG technician is providing instructions for a patient who is scheduled for an exercise stress test. Which of the following should the technician include? - ANSWER You should avoid wearing shoes with high heels for this test An EKG technician is performing an exercise stress test for a patient. For which of the following findings should the technician expect the provider to stop the test? - ANSWER Dizziness
An EKG technician observes ST segment depression and T wave inversion in multiple leads on a patient's EKG tracing. Which of the following should the technician suspect? - ANSWER Myocardial ischemia 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 Which of the following electrodes is used to create leads I, II, and aVR? - ANSWER Right arm Loss of capture occurs when pacemaker spikes appear on the patient's EKG tracing but are not followed by the appropriate waveforms. - ANSWER Loss of capture Which of the following actions should an EKG technician take before storing EKG cables to prevent the transmission of microorganisms? - ANSWER Wipe the cables with disinfectant A bundle branch block occurs when one or both ventricular pathways are damaged. It is characterized by a wider than usual QRS duration, and some P waves are not followed by QRS complexes because the ventricular pathway is blocked. - ANSWER Bundle branch block
An EKG technician is preparing to perform a 12-lead EKG for a patient who has dextrocardia. In which of the following locations should the technician place the electrode for lead V1?
An EKG technician is performing a posterior 12-lead EKG for a patient. Which of the following leads should the technician place along the paraspinous border? - ANSWER Lead V is placed at the posterior axillary line - ANSWER Lead V is placed at the left midscapular line - ANSWER Lead V An EKG technician is preparing to obtain a patient's blood pressure reading. The patient reports jogging to the facility "to get some exercise." Which of the following actions should the technician take? - ANSWER Have the patient rest before taking the blood pressure reading and document it in the EHR. The RA and LA electrodes form lead I. - ANSWER RA and LA A patient presents alert and oriented, but an EKG technician finds that all the waveforms are negative in lead I. The technician should check the cable connection for which of the following limb electrodes? - ANSWER Right arm and Left arm An EKG technician has just provided patient education prior to an exercise stress test. Which of the following statement made by the patient indicates an understanding of the preparation? - ANSWER I can smoke the night before
the technician take next? - ANSWER Stand clear from the patient and allow the AED to analyze An EKG technician is preparing a patient for a cardiac monitoring and notices that the patient's skin is diaphoretic. Which of the following actions should the technician take? - ANSWER Prepare the site with antiperspirant The R-R interval on a patient's tracing has five large boxes. Which of the following is the patient's heart rate? - ANSWER 60/min An EKG technician should recognize that a rhythm strip should be at least how many seconds long to accurately identify rate and rhythm? - ANSWER 6 seconds An EKG technician is providing instructions for a patient who is going home with a Holter monitor for 48 hr. Which of the following statements indicates the patient understands the instructions? - ANSWER I should activate the event marker if I have chest pain An EKG technician is preparing a 5-year-old child for a standard 12 - lead EKG. Which of the following actions should the technician take? - ANSWER Allow the child to apply the electrodes on a doll before the procedure.
An EKG technician is preparing to perform an exercise stress test on a patient. Which of the following findings in a patient's medical history would prevent the patient from participating in an exercise stress test? - ANSWER Congestive heart failure (CHF) - manifestations include swelling due to fluid overload. An EKLG technician is reviewing the EKG tracing of a patient who has ventricular hypertrophy. Which of the following findings should the technician expect? - ANSWER Increased amplitude of the QRS complex An EKG technician should recognize the electrical interference o a 12-lead EKG tracing is most likely a result of which of the following? - ANSWER Crossed lead wires Which of the following intervals should be used to determine the regularity of ventricular depolarization. - ANSWER R-R wave interval represents the amount of time that elapses between cycles of ventricular depolarization. - ANSWER R-R interval represents one complete ventricular cycle. Measured from the beginning of QRS complex to the end of the T wave. - ANSWER QT interval represents one complete atrial cycle - ANSWER PR interval
ANSWER Place the lower left extremity lead on the left groin Which of the following describes the correct electrode placement for lead V5? - ANSWER Anterior axillary line, fifth intercostal space An EKG technician is applying a Holter monitor for a patient. Which of the following is the final step the technician should take when applying a Holter monitor. - ANSWER Document the procedure in the patient's health record An EKG technician is administering an exercise stress test to an adult patient. Which of the following findings should the technician identify as an indication that the patient is experiencing an adverse reaction to the stress test? - ANSWER An increase in respiratory rate from 16/min to 34/min An EKG technician is preparing a patient for Holter monitor placement. Which of the following actions should the technician take to reduce the chance of artifacts on the tracing?
ANSWER I will push the event button if I'm experiencing dizziness. In which of the following locations should an EKG technician place the electrodes for leads V7, V8, and V9? - ANSWER Evenly spaced on the back between the axillary line and the vertebral column at the fifth intercostal space. An EKG technician should recognize that the smallest box on EKG graph paper represents which of the following lengths of time? - ANSWER 0.04 seconds Which of the following is used to ensure the EKG machine is working properly? - ANSWER Calibration An EKG technician notices that the waveforms on an EKG are very close together and the patient has an unusually rapid heart rate. To spread out the tracing, the technician should change the paper speed to which of the following? - ANSWER 50 mm/second
An EKG technician should recognize that which of the following is the expected reference range for the respiratory rate of a newborn patient? - ANSWER 30 to 49/min Which of the following actions should an EKG technician take when preparing a patient for a standard 12-lead EKG? - ANSWER Have the patient remove any jewelry While performing an exercise stress test on a patient, a technician observes elevated ST segments. The technician should identify these findings as which of the following? - ANSWER Signs of acute myocardial injury Which of the following EKG findings differentiates accelerated idioventricular rhythm from junctional rhythm? - ANSWER Accelerated idioventricular rhythm has wide QRS complexes When an EKG technician is obtaining a pulse from a patient, which of the following terms should the technician use to document the rhythm of the pulse? - ANSWER Irregular An EKG technician eliminates an artifact on a 3-lead EKG tracing by plugging the machine into a different wall outlet. Which of the following caused the artifact? - ANSWER AC interference
An EKG technician is performing an exercise stress test for a patient. Which of the following findings should the technician report to the provider? - ANSWER Decreased heart rate An EKG technician is preparing a patient for an exercise stress test. In which of the following locations should the technician place the RL electrode? - ANSWER Right lower abdomen In which of the following locations should the EKG technician place the electrodes for a 3-lead ambulatory monitor? - ANSWER On the right shoulder, the left shoulder, and the left abdomen An EKG tech is preparing a patient for an exercise stress test. Which of the following leads should the technician place on the right lower side of the anterior torso? - ANSWER Lead RL Which of the following actions should an EKG technician take when a patient who is unable to read to scheduled for a stress test and must sign an informed consent form? - ANSWER Verify the patient's understanding of the procedure An EKG technician should identify that which of the following is the expected reference range for the body temperature of an adult patient? - ANSWER 36.5oC (97.7oF) to 37.2oC (99oF) An EKG technician is administering an exercise stress test to a patient and notes the patient's heart rhythm shows a
Which of the following waves should the EKG technician measure to evaluate for atrial depolarization. - ANSWER P wave For a healthy adult patient, which of the following describes the pattern of the anticipated QRS complex in lead V4. - ANSWER Biphastic An EKG tech is observing a patient during an exercise stress test. Which of the following symptoms should the tech immediately report tot the provider. - ANSWER Headache An EKG technician notices an accelerated idioventricular rhythm on a tracing. Which of the following actions should the technician take next. - ANSWER Call for help and stay with the patient Which of the following actions should the EKG technician take to resolve a wandering baseline on a patient's EKG tracing? - ANSWER Remove tension from the lead wires Which of the following actions should the EKG technician take immediately after attaching the telemetry lead wires to the electrode? - ANSWER Check the wire colors and identifications to ensure attachments to the correct electrode
Which of the following can cause sinus arrhythmia? - ANSWER The patient's respirations Which of the following terms describes an EKG technician writing defamatory comments in a patient's chart? - ANSWER Libel A patient loses consciousness. The EKG tracing reveals ventricular fibrillation. Which of the following actions should the EKG technician take first? - ANSWER Call for help and begin CPR In which of the following locations should an EKK technician place the leads for a resting EKG tracing for a patient who is in an immobile fetal position? - ANSWER On the patient's back An EKG tech should recognize that the Purkinje fibers serve which of the following purposes? - ANSWER Carry electrical impulses directly to ventricular muscle tissue Which of the following is the electrode charge combination for the limb leads for a standard 12-lead EKG? - ANSWER Right arm negative pole, left arm positive pole, and left leg positive pole An EKG technician should recognize that which of the following blood pressure readings is within the expected reference range for an adolescent patient? - ANSWER 98/78 mm Hg
manifestations include faintness, loss of consciousness, and temporary hemiparesis - ANSWER Transient ischemia attack An EKG tech is performing an exercise stress test for a patient who exhibits ventricular fibrillation on the EKG tracing. Which of the following actions should the technicians take first? - ANSWER Determine if the patient is responsive What will be seen on the EKG tracing if the limb leads are reversed - ANSWER A positive QRS deflection in aVR Number of electrodes applied during telemetry - ANSWER 5 What an electrocardiograph does - ANSWER Records the electrical activity of the heart whenever a potentially life threatening rhythm is seen on the EKG - ANSWER Call for help represents complete ventricular depolarization - ANSWER QRS complex Lead placement for stress testing most closely resembles - ANSWER 12 - lead EKG A complete LBBB occurs when the QRS duration is _______ seconds or more. - ANSWER 0.
What is the heartbeat range produced by a junctional escape rhythm? - ANSWER 40 - 60 bpm All transmural infarcts will produce Q waves and not all Q waves are the result of transmural infarcts. - ANSWER False inflammation of the membrane surrounding the heart - ANSWER pericarditis At least how many ectopic beats must be produced from the ectopic focus to create an ectopic rhythm? - ANSWER 3 What is a general rule that applies to the use of digitalis - ANSWER Any arrhythmia and all degrees of AV block are possible with digitalis therapy will appear as a benign escape rhythm that competes with the underlying sinus node. - ANSWER AIVR (Accelerated Idioventricular Rhythm) An __________ more significant than the __________ is suggestive of right ventricular hypertrophy - ANSWER R wave; S wave Phone. The Office of Civil Rights (OCR) does not have a phone line for HIPAA complaints; however, a complaint can be filed by mail, e-mail, or on an online portal provided by OCR - ANSWER