Q 1) What is known as the natural "pacemaker" of the heart and...

Question Answered step-by-step Q 1) What is known as the natural “pacemaker” of the heart and… Q 1) What is known as the natural “pacemaker” of the heart and explain the inflow and outflow of electrolytes as the pacemaker cells cause systole and then depolarize causing diastole? Q2) As you mentioned, “ST segment that is a linear line, represents that the muscle has depolarized completely” which is great. However, we all know that this line does not remain flat in case of an MI. Why is that? Does this ST segment correspond with the absolute refractory phase after depolarization? Health Science Science Nursing Share QuestionEmailCopy link Comments (0)