Cardiac Physiology and the ECG - Weebly

if rhythm is regular, you can count the number of large squares between 2 consecutive R waves and divide this number into 300. if irregular, use the rhythm strip and count the number of QRS complexes in 10s (i.e. 25cm of recording paper) and x6. ... ST elevation. indication of acute myocardial injury – usually due to a recent infarction or to ... ................
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