EKG Technician Practice Test (Guaranteed A+)

Which of the following methods should a EKG technician use when removing hair from electrode placement sites for telemetry monitoring? correct answers Clippers Which of the following lead groups are bipolar leads? correct answers Leads I, II, III In which of the following locations should an EKG technician place the electrode for leavd V5? correct answers On the left anterior axillary line, horizontal to lead V4 An EKG technician is performing a second standard 12-lead EKG on a patient immediately following the first test. For which of the following reasons should the technician recognize that resting tab electrodes should not be used for more than two consecutive EKG tracings? correct answers The electrodes will not conduct accurately after two EKG tracings. An EKG technician notes periods of sinus arrest on a patient's EKG tracing. The technician should consider the sinus arrest to be a medical emergency when the arrest reaches which of the following durations? correct answers 6 sec 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 answers Verify proper lead placement Which of the following methods should an EKG technician use to store electrodes when not in use? correct answers In the original, foil-lined packaging An EKG technician is working with a patient who has a below-the-knee amputation of the left leg. In which of the following locations should the technician place the right leg electrode? correct answers On the lower right abdomen Which of the following statements made by an EKG technician correctly prepares the patient for telemetry monitoring? correct answers "I will clean your skin with an alcohol pad" An EKG technician is performing a standard 12-lead EKG on a patient who is 4 years old. In which of the following locations should the technician place the V6 electrodes? correct answers Left midaxillary line Which of the following sections of the EKG tracing should an EKG technician use to measure the QRS complex? correct answers Beginning of the Q wave to the end of the S wave Which of the following EKG machine functions should an EKG technician use to control and regulate the height of EKG waveforms on the tracing? correct answers Gain An EKG technician observes varying R-R intervals on an EKG for a 2-year-old patient. Which of the following statements made by the technician would be correct? correct answers "The irregularity is normal and is a result of respiration"