EKG NHA STUDY GUIDE

EKG NHA STUDY GUIDE ALL ANSWERS CORRECT An EKG technician is performing posterior 12-lead EKG for a patient. Which of the following leads should the technician place along the paraspinous border? Ans- Lead V9 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? Ans- Congestive heart failure An EKG technician should recognize that which of the following situations would result in wandering baseline artifact on an EKG tracing? Ans- Loose electrodes 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. Ans- Dizziness An EKG technician should recognize that a rhythm strip should be at least how many seconds long to accurately identify rate and rhythm? Ans- 6 seconds An EKG technician in an outpatient facility is obtaining a patient's vital signs and is having trouble visualizing the patient's chest movement. Which of the following actions should the technician take to obtain an accurate respiratory rate for the patient? Ans- Place a hand on the middle of the patient's back to count the respirations An EKG technician has just provided patient education prior to an exercise stress test. Which of the following statements made by the patient indicates an understanding of the preparation? Ans- "I can smoke before the exam" Loss of Capture Ans- Loss of capture occurs when pacemaker spikes appear on the patient's EKG tracing but are not followed by the appropriate waveforms. An EKG technician notices an accelerated idioventricular rhythm on a tracing. Which of the following actions should the technician take next? Ans- Call for help and stay with the patient Which of the following intervals should be used to determine the regularity of ventricular depolarization? Ans- R-R wave interval Which of the following actions should the EKG technician take to resolve a wandering baseline on a patient's EKG tracing? Ans- Relieve tension from the lead wires Which of the following waves should an EKG technician measure to evaluate for atrial depolarization? Ans- P wave An EKG technician 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? Ans- Lead RL An EKG technician should recognize that which of the following is the expected reference range for the respiratory rate for a newborn? Ans- 30 to 49/min An EKG technician notes that the QRS complex is too tall to fit on an EKG paper. Which of the following actions should the technician take? Ans- Change the gain control to 5 mm/mV 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? Ans- Signs of acute myocardial injury An EKG technician is performing a standard 12-lead EKG for a patient who has a below-the-knee amputation of the left leg. The technician should modify and document the lead placement for this patient in which of the following ways? Ans- Place the lower left extremity lead on the left groin A patient tells the EKG technician that she does not understand why she needs ambulatory monitor after having a standard 12-lead EKG 2 days ago. Which of the following responses should the technician make? Ans- "Your provider wants to study your heart over a longer period of time" 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? Ans- Use the stress loops on the electrodes to reduce tension on the leads 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? Ans- Document the procedure in the patient's health record An EKG technician is evaluating a standard 12-lead EKG tracing during a recording. The technician should recognize that electrical activity of the septal wall is recorded by which of the following leads? AnsLeads V1 and V2 An EKG technician detects a U wave and the patient reports chest pain and discomfort. Which of the following actions should the technician take? Ans- Notify the patient's provider 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? Ans- Myocardial Ischemia An EKG technician is preparing a patient for the application of a holter monitor. The patient tells the technician that she runs about 5 miles each day. Which of the following responses should the technician make? Ans- "You should continue exercising as usual while wearing the monitor" Into which of the following positions should the EKG technician assist a patient to undergo a standard 12-lead EKG? Ans- Supine 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? Ans- Document the procedure in the patients health record which of the following is used to ensure the EKG machine is working properly? Ans- Calibration which of the following is the electrode charge combination for the limb leads for a standard 12-lead EKG? Ans- right arm negative pole, left arm positive pole, and left leg positive pole Atrial Fibrillation Ans- Atrial fibrillation is characterized by the presence of fibrillatory waves between QRS complexes and an irregular rhythm An EKG technician is preparing a patient for a standard 12-lead EKG. Which of the following is the correct placement for Lead V4? Ans- The fifth intercostal space at the midclavicular line An EKG technician is preparing a patient for an exercise stress test. Which of the following statements should the technician make before the test? Ans- "This procedure requires informed consent" Which of the following sites is the most appropriate for an EKG technician to use when taking the pulse of an infant? Ans- Brachial artery An EKG technician is educating a patient on when to push the event button while wearing a holter monitor. Which of the following statements indicates patient understanding? Ans- ''I will push the event button if i'm experiencing dizziness'' Which of the following describes the correct electrode placement for lead V5? Ans- Anterior axillary line, fifth intercostal space Which of the following is the order in which an EKG technician should document a patient's vital signs? Ans- Temperature,pulse,respirations, and blood pressure A patient loses consciousness. The EKG tracing reveals ventricular fibrillation. Which of the following actions should the EKG technician take first? Ans- Call for help and begin CPR Bundle branch blocks Ans- Occurs when one or both ventricular pathways are damaged. Characterized by a wider than normal QRS, and some P waves aren't followed by QRS complexes Which of the following actions should an EKG technician take when preparing a patient for a 12-lead EKG? Ans- Have the patient remove any jewelry For a healthy adult patient, which of the following describes the pattern of the anticipated QRS complex in lead V4? Ans- Biphasic An EKG technician is preparing to use an automatic external defibrillator (AED) for a patient. After turning on and attaching the AED to the patient, which of the following actions should the technician take next? Ans- Stand clear of the patient and allow the AED to analyze An EKG technician obtains a pulse oximetry reading of 88% from a patient. Which of the following terms should the technician use to describe the patient's condition? Ans- Hypoxemia In which of the following locations should an EKG technician place the leads for a resting EKG tracing for a patient who is in an immobile fetal position? Ans- On the patients back 6-second method Ans- Count the number of QRS' and multiply by 10 Which of the following artifacts can appear as drifting away from the center on an EKG tracing? AnsWandering baseline An EKG technician should recognize that the perjunke fibers serve which of the following purposes? AnsCarry electrical impulses directly to ventricular muscle tissue 1500 method Ans- Count the number of small boxes and divide by 1500 An EKG technician is preparing to transport a patient for an EKG. The patient is prescribed droplet precautions. Which of the following personal protection equipment (PPE) should the technician apply to the patient? Ans- Simple face mask An EKG technician is monitoring the pulse of a 50-year-old patient during an exercise stress test. The provider uses an 85% multiplier for this patient. Which of the following is the target heart rate for submaximal exercise for this patient? Ans- 145/min An EKG technician notices that the waveforms on an EKG are very close together and a patient has an unusually rapid heart rate. To spread out the tracing, the technician should change the paper speed to which of the following? Ans- 50 mm/second (faster the paper more spread out) 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? Ans- 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? Ans- Decreased heart rate An EKG technician is administering an exercise stress test to an adult patient. Which of the following findings should the technician identity as an indication that the patients is experiencing an adverse reaction to the stress test? Ans- An increase in respiratory rate from 16/min to 34/min Which of the following electrodes is used to create leads l,ll, and aVR? Ans- Right arm An EKG technician should recognize that electrical interference on a 12-lead EKG tracing is most likely a result of which of the following? Ans- Crossed lead wires An EKG technician noted that a patient is experiencing a variation in respirations that correlates with the EKG tracing. Which of the following irregularities does this indicate? Ans- Sinus dysrythmia looks kinda normal but has super wavy lines between the QRS' Ans- Electrical interference Pacemaker spikes Ans- Vertical projections are common EKG results for patients with a pacemaker (looks like lines in between the QRS) 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? Ans- Irregular Which of the following can cause sinus arrhythmia? Ans- The patient's respiration's An EKG technician is entering information about a patient's lifestyle and occupations into electronic health record (EHR). The technician should enter this information into which of the following sections of the EHR? Ans- Social history An EKG technician should recognize that which of the following blood pressure readings is within the expected reference range for an adolescent patient? Ans- 98/78 mm Hg An EKG technician should recognize that patient's are restricted from performing from which of the following activities and while wearing a holter monitor? Ans- Showering 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? AnsHave the patient rest before taking the blood pressure reading and document it in the EHR. An EKG technician is instructing a patient about a transtelephonic event monitor using a Heart Card monitoring device. To which of the following sites should the patient apply the card to activate it during an event? Ans- Over the middle to lower part of the sternum An EKG technician is preparing a patient for cardiac monitoring and notices that the patient's skin is diaphoretic. Which of the following actions should the technician take? Ans- Prepare the site with antiperspirant An EKG technician is preparing a patient for a transtelephonic ambulatory monitor. which of the following monitors can the patient wear for 30 days or longer can record cardiac event information from before, during, and after an episode? Ans- Loop-memory monitor An EKG technician is administering an exercise stress test to a patient and notes the patient's heart rhythm shows a depressed ST segment. Which of the following actions should the technician take first? Ans- Discontinue the test 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? Ans- Right lower abdomen An EKG technician is observing a patient during an exercise stress test. Which of the following symptoms should the technician immediately report to the provider? Ans- Headache