Question:
Below is a normal ECG top tracing and an abnormal ECG bottom
Last updated: 7/10/2023
![Below is a normal ECG top tracing and an abnormal ECG bottom](https://media.kunduz.com/media/sug-question-candidate/20230710203251087631-3402926.jpg?h=512)
Below is a normal ECG top tracing and an abnormal ECG bottom tracing of four heart beats Which of the following best describes the abnormal ECG in relation to the normal ECG htt w O the time of passive ventricular filling is longer Othere are ST segment elevations Othere are premature atrial contractions OAV nodal delay is increased