CET Practice Test 1: Interpreting EKG Waveforms and Rhythms, Exams of Nursing

Download CET Practice Test 1: Interpreting EKG Waveforms and Rhythms and more Exams Nursing in PDF only on Docsity! CET practice test 1 questions with complete solutions which of the following leads look at the interventricular septum? - correct answer ✔✔V1 and V2 a CET observes varying R-R intervals on a 2-year-old patient's EKG. which on the following statements made by the CET would be correct? - correct answer ✔✔"the irregularity is normal and is a result of respiration" a patient is experiencing a change of respiratory cycle and variations in vagal tone. which of the following irregularities does this indicate? - correct answer ✔✔sinus arrhythmia a technician is performing an EKG in a hospital setting. the patient becomes unresponsive, stops breathing, and does not have a pulse. which of the following would be the first appropriate step? - correct answer ✔✔start chest compressions a patient presents alert and oriented, but an EKG tech finds that all waveforms are negative in lead 1. the tech should check the cable connections for which of the following limb leads? - correct answer ✔✔right arm and left arm an EKG tech detects a U wave, and the patient reports chest pain and discomfort. which of the following is an appropriate action for the tech to take? - correct answer ✔✔notify the patient's physician an EKG is showing a rhythm that the EKG tech is not familiar with. which of the following should be the tech's next step? - correct answer ✔✔verify proper lead placement which of the following is the correct sensitivity setting to create an EKG standardization mark of 5 mm? - correct answer ✔✔