Here is a tip and story to help you remember AV blocks (continuation).

Third Degree: The ventricles have no access to the atria and are left to their own devices to contract at 20 to 40 beats per minute. The atria, however, march along to their usual drummer at the normal sinus rate. (Don't be fooled by P waves hiding inside the QRS complexes).

You have a few kids but end up divorced and go about your lives doing your own thing, HE IS ALWAYS THERE BUT YOU WANT NOTHING TO DO WITH HIM. You will never look at blocks the same.

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