00:01
The question that is given over here, this is regarding the ecg.
00:06
A 30 year old male came in at the emergency room with a chief complaint of chest heaviness for two to three days, not precipitated by breathing.
00:17
Ecg was done with following tracing and we are going to interpret the ecg here.
00:23
When the rhythm is regular, the heart rate, it is 300 divided by the number of large square between the q or complex.
00:52
Here the rhythm, it is regular.
01:01
Over here the p wave, it indicates atrial depolarization.
01:12
The p wave occurs when the sinus node also known as the sinoatrial node, they create an action potential which depolarizes the atria.
01:29
The p wave, it should be upright in lead ii if the action potential is originating from the sa node...