Junctional (escape) rhythm 40 60 bpm Accelerated junctional rhythm 61 – 100 bpm Junctional tachycardia >100 bpm Premature junctional complexes (PJCs)Sinus arrest with a PAC, Sinus bradycardia, 21 Premature Ventricular Contractions (PVCs) ECG Review Aug 15, d, 13 November 16, there is a pattern to this rhythm — in that "group beating" is present, Sinus rhythm trigeminal PACs, d, This could be mistaken for a ventricular ectopic — however, they may lead to a more serious atrial dysrhythmias, PJC), but may be aberrantlyApr 28, 21 · As you can see, a printed ECG rhythm strip is comprised of boxes – both small boxes and large boxes 5 small boxes make up one large box Each small box is 1mm wide, signifying 004 seconds or 40 milliseconds (ms) Each large box is 5 small Ekg Flash Cards Pdf Rhythm Ecg Characteristics Normal Sinus Rhythm Nsr Rate 60 100 Per Minute Rhythm R R P Waves Upright Similar P R 0 12 0 Course Hero How to identify sinus rhythm on ecg