Ecg - Review Part 1 Study Guide Questions And Correct Answers

U wave is the Polarization of Purkinje fibers and _______________ {Ans: Bundle of HIS}Are Upward deflections on ECG negative or positive {Ans: positive}What wave is the Easiest to locate on tracings {Ans: R wave}chest leads are also called {Ans: precordial leads}the waveform indicates {Ans: how well the heart is functioning}What type of ECG machine monitors 12 leads individually produces a long strip that needs to be mounted {Ans: single channel}Q R and S wave make up the {Ans: QRS complex}What intervals, segments or complexes indicate end of ventricular depolarization and the beginning of repolarization {Ans: ...ST segment}what does a 12 lead ECG look at {Ans: 12 different angles to make a complete picture}What does a S wave Represent {Ans: conduction of electrical impulses thru both ventricles}What is a Q wave {Ans: Conduction of impulses down interventricular septum}represents time required for ventricular depolarization and repolarization to take place {Ans: QT Interval}Is a U wave always present on the ECG {Ans: NO}What letter indicates the recovery period of the ventricles. {Ans: T wave}what does a multi channel ECG due {Ans: monitors 12 leads recording 3 leads at