EKG Practice Test

EKG Practice Test Mid 2023 The following artifact is displayed on the EKG. To resolve this, the EKG technician should do which of the following? Inspect electrodes and wires for secure connection. During an exercise stress test, the EKG technician observes the patient for which of the following? Fatigue Which part of the EKG appears prior to the QRS complex? PR interval Which of the following represents ventricular depolarization? QRS complex A technician is'performing a 12-lead EKG and notices the patient's heart rate is 44/min. Which of the following does this heart rate reflect? Bradycardia Which of the following is indicated by the tracing below? Electrical interference Which part of the conduction system delays the electrical impulses to allow the atria to complete their contractions? AV nodes The tracing below is an example of which of the following? CVentricular tachycardia Which of the following is the standard speed for an EKG machine? 25 mm/second The tracing below is an example of which of the following? First-degree AV block Which of the following is the first step when using an automated external defibrillator? Turn the AED on While prepping a patient with fragile skin for telemetry monitoring, which of the following measures should the technician take? Assess for skin turgor prior to applying the electrodes For a normal sinus rhythm, the P wave in lead should be which of the following? Upright An EKG technician sees a negative deflection in aVR. This indicates which of the following? Augmented unipolar lead The tracing below is an example of which of the following? Premature ventricular contraction A normal baseliñe calibration mark would show an amplitude of: two large boxes To perform an EKG on a patient with very large breasts, the EKG technician should do which of the following? Place the electrodes using the 5th intercostal space as the starting point. Which EKG machine control changes the amplitude of the waveforms? Gain An EKG technician counts 10 complete complexes on a six-second strip. Which of the following is the patient's heart rate? 100/min When performing a 12-lead EKG, the EKG technician is recording which of the following? Electrical activity of the heart Which of the following types of rhythms is present with inverted or absent P waves? Atrial During an EKG a patient loses consciousness and has a weak, thready pulse. Which of the following should the EKG technician do first? Call for the licensed practitioner. When obtaining a blood pressure reading, it is important to position the arm at the level of the heart. An 80-year-old man is scheduled for a routine EKG. He has a history of Parkinson's disease. Which of the following artifacts will most likely be present on the EKG due to his condition? Somatic tremor Leaving a patient's medical record open where a visitor could potentially view it would be a violation of which of the following? HIPAA A supervisor is teaching a new EKG technician about telemetry monitoring. Which of the following statements by the technician indicates a need for further teaching? "I may use electrodes from two different manufacturers on the same patient" The tracing below is an example of which of the following? Ventricular rhythm A coworker asks an EKG technician for a copy of a family member's EKG. Which of the following responses is appropriate? . The EKG tracing is confidential information." Which of the following would indicate a normal şinus rhythm? The PR interval is 0.16 seconds. A patient's physician asks an EKG technician to use modified leads V1R, V2R, V3R, V4R, V5R, and V6R. On which of the following types of patients is the EKG being performed? A dextrocardia patient When placing electrodes for a Holter monitor procedure, which of the following should the EKG technician consult? The manufacturer's guide An EKG technician realizes that a colleague has posted medical information about a patient on a social network. This may result in litigation regarding which of the following? Negligence If a patient is extremely tachycardic and the rhythm strip is hard to read, which of the following would be the appropriate action for the EKG technician? Increase the amplitude on the machine Which of the following is an EKG technician calculating when dividing 300 by the number of large squares between R waves? Heart rate Which of the following should an EKG technician in a hospital setting do to verify the patient's identity? Check the patient's wristband. An EKG technician is applying a telemetry pack. Which of the following is the appropriate area for lead placement? Anterior thoracic region If a three-second machine would be which time interval is represented of the following? by 15 large boxes on the EKG paper, then the paper speed for this 25 mm/second A patient goes into ventricular fibrillation during an EKG, Which of the following should the EKG technician do first? Call for help. On a standard EKG, the technician notes a QRS complex with a duration of less than three small squares. This QRS complex is Of a normal duration. In order to prevent crowding of the electrodes in a pediatric patient, chest lead V3 (V3R) can be applied on the right side of the chest. Which of the following should be evaluated to determine a patient's risk for ventricular arrhythmias? QRS interval The tracing below is an example of which of the following? Normal sinus rhythm The tracing below is an example of which of the following? Sinus arrhythmia An EKG technician is preparing a patient for an EKG. The patient repórts having a bilateral breast implant about one year ago. How would the technician apply these chest leads? Apply V4, V5, and V6 closer to the patient's midaxillary line Standard telemetry monitoring devices may have how many electrodes attached to the chest? 5 A stress test must be stopped when a patient experiences which of the following? Cold and clammy skin The tracing below is an example of which of the following? Torsade de Pointe