EKG NHA STUDY GUIDE A+ Rated

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