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hi ninja nerds in this video weamp;#39;re going to be talking about pacemakers if you like this video make sure to give it a thumbs up comment down below donamp;#39;t forget to subscribe and also check out knitchner.org where we have all of our notes and illustrations out for you for you guys to watch with these use with these lectures so letamp;#39;s get into it and i am standing right now on a stool uh so yeah iamp;#39;m too short and rob didnamp;#39;t like the shot so iamp;#39;m going to be on a stool so here we go um pacemakers are a device that electronically stimulate the heart so letamp;#39;s walk it back to anatomy and physiology and think about the heart the heart we know has our four chambers our atria and our ventricles and it has its own conduction system within the heart and that all starts with our sa node and our av node and they are allowing to pace the heart they make our pace so when the heart does be in rhythm we are able to catch that on an ekg and we are als