EKG NHA STUDY GUIDE- 100% Verified Solutions

EKG NHA STUDY GUIDE- 100% Verified Solutions EKG NHA STUDY GUIDE-A+ Rated 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? 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? Congestive heart failure An EKG technician should recognize that which of the following situations would result in wandering baseline artifact on an EKG tracing? 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. Dizziness An EKG technician should recognize that a rhythm strip should be at least how many seconds long to accurately identify rate and rhythm? 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? 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? "I can smoke before the exam" Loss of Capture 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? Call for help and stay with the patient Which of the following intervals should be used to determine the regularity of ventricular depolarization? 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? Relieve tension from the lead wires Which of the following waves should an EKG technician measure to evaluate for atrial depolarization? 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? Lead RL An EKG technician should recognize that which of the following is the expected reference range for the respiratory rate for a newborn? 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? 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? 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?